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Numbers
a
API Recommended Practice 10B Recommended Practice for Testing Well Cements
API Specification 10A – Specification for Cements and Materials for Well Cementing
S
w
1-D seismic data
1D seismic data
2-way traveltime
2D seismic data
2D survey
3C seismic data
3D seismic data
3D survey
4C seismic data
4D seismic data
6FF40
A
abandonment costs
abnormal events
abnormal pressure
abrasion test
abrasive jetting
absolute age
absolute filter
absolute open flow potential
absolute permeability
absolute pressure
absolute volume
absorbing boundary conditions
absorptance
absorption
absorption band
absorption oil
abyss
abyssal
accelerator
accelerator source
accelerometer
accommodation
accretion
accumulation
accumulator
accuracy
acetic acid
acid
acid effect
acid frac
acid gas
acid inhibitor
acid job
acid number
acid stimulation
acid tank
acid wash
acidity
acidize
acidizing
acoustic
acoustic basement
acoustic coupler
acoustic emission
acoustic impedance
acoustic impedance section
acoustic log
acoustic mode
acoustic positioning
acoustic transducer
acoustic transparency
acoustic traveltime
acoustic velocity
acoustic velocity log
acoustic wave
acquisition
acquisition log
acrylamide acrylate polymer
acrylamide polymer
acrylamide-acrylate polymer
acrylamido methyl propane sulfonate polymer
acrylamido-methyl-propane sulfonate polymer
acrylate polymer
activation log
active margin
active sulfide
activity of aqueous solutions
acyclic compound
additivity
adhesion tension
adjacent bed
adjustable choke
adjusted flow time
adsorbed gas
adsorption
advective transport modeling
aeolian
aeolotropy
aerated layer
aerobic
aeromagnetic survey
AFE
afterflow
AGC
AGC time constant
agglomeration
aggradation
aggradational
aggregate
aggregation
air cut mud
air drill
air drilling
air gun
air shooting
air wave
air-cut mud
Alford rotation
alias filter
aliasing
alidade
aliphatic compound
alkaline
alkaline flooding
alkaline-surfactant-polymer flooding
alkalinity
alkalinity test
allochthon
allochthonous
allogenic
alluvial
alluvium
alpha processing
altered zone
alum
aluminum activation log
aluminum stearate
ambient temperature
amides
amines
Amott imbibition test
amplitude
amplitude anomaly
amplitude distortion
amplitude variation with offset
AMPS
anaerobic
analog
angle of approach
angle of incidence
angular dispersion
angular unconformity
anhydrite
aniline point test
anion
anionic
anisotropic
anisotropic formation
anisotropy
annubar
annular blowout preventer
annular BOP
annular flow
annular gas flow
annular pressure
annular production
annular space
annular velocity
annuli
annulus
anode
anomalous
anomaly
anoxic
antialias filter
anticlinal
anticlinal trap
anticline
antifoam
antifoam agent
antisqueeze
antithetic fault
antiwhirl bit
AOF
AOFP
aperture
API
API cement
API fluid loss test
API fluid-loss test
API gravity
API unit
API water
apparent anisotropy
apparent dip
apparent matrix
apparent velocity
apparent viscosity
apparent wavelength
applied-potential method
appraisal
aquifer
Archie equation
Archie rock
area open to flow
areal displacement efficiency
areal sweep efficiency
arenaceous
argillaceous
arithmetic mean
armor
aromatic content test
aromatic hydrocarbon
array
array induction
array laterolog
array propagation resistivity
array sonic
arrival
arrival time
artificial intelligence
artificial lift
as delivered BTU
as-delivered BTU
ASP flooding
asphalt
asphaltene onset concentration
asphaltene onset pressure
asphaltene precipitation
asphaltenes
asphaltic crude
asphaltic mud additive
assignment
asthenosphere
ASTM
atmospheric corrosion
attapulgite
attenuate
attenuation
attenuation resistivity
attitude
attribute
audio measurement
aulacogen
authigenic
authochthon
authority for expenditure
autochthonous
autocorrelation
automatic gain control
autotrack
autotracking
AV
average reservoir pressure
average velocity
AVO
axial loading
axial surface
azimuth
azimuthal
azimuthal density
azimuthal laterolog
azimuthal resolution
B
back flow
back in
back off
back pressure
back pressure valve
back propagation
back stripping
back up
back up ring
back wash
back-in
back-pressure
back-pressure valve
back-propagation
back-stripping
back-up ring
backflow
background gas
backoff
backpressure
backscatter
backside
backup curve
backward multiple-contact test
backwash
bactericide
bad hole
balance point
balanced activity oil mud
balanced array
balanced plug
balanced-activity oil mud
ball catcher
ball diverter
ball dropper
ball operated
ball out
ball sealer
ball-operated
ballout
band
band limited function
band pass
band reject
band-limited function
band-pass
band-reject
bank firing
barefoot
barefoot completion
barite
barite plug
barrel equivalent
barrel pump
barrels of liquid per day
barrels of oil per day
barrels of water per day
baryte
base exchange
base log
base map
base of weathering
base slurry
base station
baseline
basement
basic wavelet
basin
basket
basket flowmeter
basket sub
batch mixer
batch treatment
bathyal
battery
battery site
Bayesian inference
Bayesian method
Bayesian probability
BBL or bbl
Bc
Bcf
Bcf/D
bead tracer
beam
beam pump
bean
bean choke
Bearden units of consistency
Beaufort scale
bed
bed thickness
bed wrap
bedrock
bel
bell nipple
belt effect
benchmark
beneficiate
beneficiation
Benioff zone
benthic
benthos
bentonite
bentonite equivalent
BGG
BHA
BHCT
BHP
BHST
BHT
bias
bias weld
bicarb
bicarbonate
bicenter bit
bichromate salt
bid and study agreement
big hole charge
big-hole charge
bilinear flow
billion cubic feet
billion cubic feet per day
bimetallic corrosion
bimetallism
bin
Bingham plastic model
bioaccumulation
bioassay
biochemical oxygen demand
biocide
bioconcentration
biodegradation
biopolymer
biostratigraphic
biostratigraphy
Biot theory
biphasic
bird
birefringence
bit
bit box
bit breaker
bit nozzle
bit record
bit resistivity
bit trip
bitumen
bivariate analysis
black list
Blaine fineness
bland coring fluid
blank pipe
blanket gas
blast joint
blasting cap
bleed off
bleedoff line
blended crude
blender
blind box
blind ram
blind shear ram
blind zone
blind-shear ram
block
blockage
blow down
blow out
blow out preventer
blowdown
blowdy
blowing the drip
blowout
blowout preventer
BLPD
BM
BOD
body wave
Boltzmann probability distribution
bomb
bond log
Bond number
bonus consideration
Boolean simulation
booster
BOP
BOP stack
BOPD
borehole
borehole compensation
borehole correction
borehole gravity
borehole gravity meter
borehole seismic data
borehole televiewer
Born method
bottle test
bottom log interval
bottom sample
bottomhole assembly
bottomhole choke
bottomhole circulating temperature
bottomhole gas separator
bottomhole heater
bottomhole injection pressure (bhip)
bottomhole pressure
bottomhole sampler
bottomhole shut in
bottomhole shut-in
bottomhole static temperature
bottomhole temperature
bottoms up
bottoms up mud sample
bottoms-up
bottoms-up mud sample
Bouguer anomaly
Bouguer correction
Bouma sequence
bound fluid
bound water
bound-fluid log
boundary conditions
bounded reservoir
bow tie
bow-spring centralizer
box
box plots
Boyle's Law
Boyle's Law Double Cell
Boyle's Law Single Cell
brachistochrone
braided line
brake
break
break circulation
break out
breakdown pressure
breaker
breakout
breakout cathead
breakout tongs
breakthrough
bridge
bridge off
bridge plug
bridge-off
bridging agent
bridging material
bridle
Briggs color cube
bright spot
brine
bring in the well
British thermal unit
broach
broadside array
bromide brine
bromocresol green
Brookfield viscometer
brownfield
Brownian motion
brute stack
BS&W
BTU
bubble count
bubble effect
bubble flow
bubble point
bubblepoint
bucking coil
bucking current
buffer
buffer solution
buffered mud
buffered solution
buggy vibro
buildup test
bulk modulus
bulk relaxation
bulk volume
bull plug
bullet perforating
bullhead
bump the plug
bundle
buoyancy
buoyancy method
burn over
burn shoe
burn-over
butt weld
butterfly chart
button resistivity
buttress thread
BWOB
BWOC
BWOW
BWPD
by weight of blend
by weight of cement
by weight of water
bypass
bypass velocity
bypassed mud
C
C pump
cable
cable head
cable-tool drilling
cake
cake consistency
cake thickness
calcite
calcium bromide
calcium carbonate
calcium carbonate plug
calcium chloride
calcium contamination
calcium hydroxide
calcium mud
calcium naphthenate
calcium oxide
calcium sulfate
calcium test
calibration
caliche
caliper log
camera
cap
cap rock
cap the well
capacitance log
capacitance meter
capillary number
capillary pressure curve
capillary suction time test
capillary tube viscometer
capillary-suction-time test
caprock effect
capsule gun
carbide lag test
carbon density
carbon dioxide
carbon dioxide corrosion
carbonate
carbonate gamma ray
carbonate ion
carbonate scale
carbonate test
carboxymethyl hydroxyethylcellulose
carboxymethyl starch
carboxymethyl, hydroxyethylcellulose
carboxymethylcellulose
carried working interest
carrier fluid
carrier gun
carry over
carrying capacity
carryover
cartridge
cased hole
casing
casing bowl
casing burst pressure
casing centralizer
casing collar
casing collar locator (CCL)
casing collar log
casing completion
casing coupling
casing grade
casing gun
casing hanger
casing hardware
casing head
casing inspection log
casing joint
casing patch
casing point
casing potential profile
casing pressure
casing reciprocation
casing roller
casing scraper
casing shoe
casing shoe test
casing spool
casing string
casing swage
casing test
casing thread
casing valve
casing-inspection log
casing-potential profile
casinghead
cat line
cataclasite
cataclastic
catagenesis
cathead
cathode
cathodic protection
cation
cation exchange capacity
cation-exchange capacity
cationic
catline
catwalk
caustic extraction test
caustic potash
caustic soda
cave effect
cavings
cavitation
CDP
CEC
cellar
cellulosic polymer
cement
cement accelerator
cement additive
cement bond log
cement dispersant
cement evaluation log
cement extender
cement head
cement plug
cement retainer
cement retarder
cement squeeze
cementation
cementation exponent
cementer
cementing
cementing engineer
cementing plug
centipoise
centralizer
centrifugal pump
centrifuge
CERCLA
cesium acetate
cesium formate
chain tongs
chalk
channel
channel wave
channeling
character
charged zone
check shot survey
check valve
check-shot survey
chelate
chelating agent
chelation
chelation agent
chemical barrel
chemical cutter
chemical diversion
chemical diverter
chemical flooding
chemical injection
chemical marker injection
chemical neutron source
chemical oxygen demand
chemical potential
chemical wash
chemical-marker injection
Chenevert Method
chert
cherty
chloride test
chlorite
choke
choke line
choke manifold
CHOPS
Christmas tree
chromate salt
chrome free
chrome lignite
chrome lignosulfonate
chrome tubing
chrome-free
chromic salt
chronostratigraphic chart
chronostratigraphy
churn flow
CI
circle shooting
circulate
circulate out
circulation
circulation device
circulation loss
circulation sub
circulation system
circulation time
circulation valve
citric acid
classical reservoir modeling
clastic sediment
clathrate
clay
clay bound water
clay extender
clay stabilizer
clay swelling
clay water interaction
clay-bound water
clay-water interaction
clean
clean out
cleanout
cleanup
clear brine
clear water drilling
clear-water drilling
close in
close-in
closed chamber testing
closed in well
closed mud system
closed-chamber testing
closed-in well
closing unit
closure
closure pressure
cloud point
cloud point glycol
cluster
cluster analysis
CMC
CMC-Hi Vis
CMC-HVT
CMC-Lo Vis
CMC-LVT
CMHEC
CMP
CMS
CO2 injection
coal
coalesce
coalescence
coarse
coating
coating flaw
COD
coding
COFCAW
cogeneration
coherence
coherence filtering
coherence map
coherence vector map
coherent
coherent detection
coherent noise
coil shooting acquisition
coiled tubing
coiled tubing completion
coiled tubing connector
coiled tubing drilling
coiled tubing string
coiled tubing unit
coke
cokriging
cold heavy oil production with sand
cold production
collapse pressure
collar
collar locator
collar lock
collar log
collector
collision
colloid
colloidal
colloidal solids
colloidal suspension
combi BOP
combination string
come out of the hole
commercial rate
commingled completion
commingled flow
common depth point
common midpoint
common midpoint method
common offset
common receiver
common reflection point
common-offset
common-receiver
communitization
compaction
compaction correction
company man
company representative
compartment
compartmentalization
compatibility
compatible scales
compensated density log
compensated neutron log
compensated-density log
competent
complete a well
completion
completion fluid
completion skin
complex trace analysis
complex-trace analysis
composite log
composite stream
compositional fluid analysis
compressibility
compression ratio
compression-set packer
compressional wave
compressor
compressor plant
Compton scattering
computed tomography
concentric
concentric fold
conceptual model
concession
condensate
condensate liquids
condensate ratio
condensed section
condensing drive
conditional simulation
conductance
conductive invasion
conductive rock matrix model
conductivity
conductometric titration
conductor pipe
conformable
conformance
conformity
conical projection
coning
connate water
connection
connection gas
consistency
consistometer
consolidated
consolidation
constant composition expansion
constant rate
contact
contact angle
contact time
contaminant
contamination gas
continental shelf
contingency plan
continuity equation
continuous gas lift
continuous phase
continuous reservoir
contour
contour interval
contour map
contract depth
control line
controlled time survey
convection
conventional mud
conventional reservoir
convergence
convergent
converted wave
conveyance
convolution
convolve
copolymer
copper carbonate
core
core analysis
core gamma log
core image
core plug
core testing
coreflooding
coring fluid
corkscrew hole
corrected gamma ray
correcting pressure to a datum
correlate
correlation
correlation log
correlogram
corrosion
corrosion control
corrosion coupon
corrosion fatigue
corrosion inhibitor
corrosion rate
corrosion-resistant alloy (CRA)
cosolvent
cost oil
cosurfactant
counterbalance weight
counterbalance winch
coupling
coupon
CPMG
cracking
craton
creaming
crest
cresting
critical angle
critical damping
critical flow rate
critical gas flow rate
critical matrix
critical moment
critical rate
critical reflection
crooked hole
crop out
cross dipole
cross over
cross section
cross-sectional
crosscorrelate
crosscorrelation
crosscorrelation flowmeter
crossflow
crossline
crosslinker
crossover
crossover service tool
crossplot
crossplot porosity
crosswell electromagnetic tomography
crosswell reflection tomography
crosswell seismic tomography
crosswell tomography
crown block
crown valve
crude oil
crushed zone
crust
crystallization temperature
CSS
CT
cubic packing
cultural anomaly
cultural noise
cumulative production
curing
curve
curve fitting
curve matching
cushion
cut
cut and thread fishing technique
cut oil
cut point
cut-and-thread fishing technique
Cutt point
cuttings
cuttings lifting
CWA
cycle condensate
cycle gas
cycle skip
cycle time
cyclic steam injection
cycling plant
cyclothem
cylinder
D
damage
damaged zone
damping
darcy
Darcy units
dart
data rate
datum
datum correction
datum level
day rate
daylight tour
dB
DD
DEA unit
dead oil
Dean-Stark extraction
decibel
decollement
deconvolution
deep induction
deep penetrating charge
deep seismic sounding
deep tow
deep-penetrating charge
deep-water play
deepwater play
deflector flowmeter
deflocculant
deflocculate
deflocculated mud
deflocculation
defoamer
defoaming plates
degasser
degree API
dehydrate
dehydration
dehydrator
delay rental
deliverability test
delta
delta rho
delta t
delta t stretch
delta-t stretch
deltaic
demulsifier
densimeter
densitometer
density
density contrast
density current
density measurement
density profile
departure curve
dephasing
depleted zone
depletion
deployment system
depocenter
deposit
depositional energy
depositional environment
depositional system
depth control
depth controller
depth conversion
depth correlation
depth datum
depth derived
depth map
depth mark
depth matched
depth matching
depth migration
depth of invasion
depth of investigation
depth point
depth reference
depth reference point
depth section
depth wheel
depth-derived
derivative logs
derrick
derrick floor
derrickman
desander
desiccant
desilter
desulfurize
detail log
detectable limit
detector
detergency
determinism
deterministic deconvolution
deterministic methods
detonate
detonating cord
detonator
detrital
detritus
development
deviated drilling
deviated hole
deviation
deviation survey
dew point
dewatering
dewpoint
dextral
diagenesis
diagenetic
diagenetic porosity
diameter of invasion
diameter of investigation
diamond bit
diapir
diatom
diatomaceous
diatomite
dichromate salt
dielectric
dielectric constant
dielectric permittivity
dielectric propagation log
dielectric resistivity
diesel oil mud
diesel-oil mud
diesel-oil plug
difference map
differential compaction
differential pressure
differential pressure sticking
differential SP
differential spectrum
differential sticking
differential temperature log
differential weathering correction
differential-temperature log
difficult to disperse
difficult to disperse in salt
diffraction
diffraction stack
diffusion
diffusion equation
diffusion relaxation
dike
dilatancy
dilatancy theory
dilatation
dilatational wave
diluent
dilution
dilution water
dim spot
dip
dip correction
dip fault
dip moveout
dipole
dipping bed
direct emulsifier
direct hydrocarbon typing
direct indicating viscometer
direct-indicating viscometer
directional driller
directional drilling
directional permeability
directional survey
directional variograms
directional well
directivity
dirty
disbonding
disconformity
discontinuity
disharmonic
dispersant
dispersed bubble flow
dispersed clay
dispersion
displacement
displacement efficiency
displacement fluid
displacement front
disposal well
dissolved solids
distillation extraction
distortion
distributed temperature log
distributed-temperature log
distribution
diurnal variation
divergence
diversion
diverter
diverter flowmeter
diverting agent
division order
Dix formula
DMO
dog collar
dog house
dog leg
doghouse
dogleg
dolomite
dolomitization
dolostone
domain
domainal fabric
domainal structure
dome
doodlebugger
dope
dosing pump
double refraction
down dip
down lap
down stream
down stroke
downdip
downhole gauge
downhole receiver
downhole safety valve (DSV)
downhole sensors
downhole source
downlap
downstream
downstream pipeline
downstroke
downward continuation
drag bag
drag bit
drag-bag
drain hole
drainage
drainage area
drainage volume
drainhole
drape
draw down
drawdown
drawdown test
drawworks
Drdger tube
drift
drill bit
drill collar
drill in fluid
drill noise vertical seismic profile
drill pipe
drill ship
drill solids
drill string
drill-in fluid
drill-noise vertical seismic profile
drillable packer
drilled solids
driller
driller's depth
drilling break
drilling contractor
drilling crew
drilling detergent
drilling fluid
drilling foreman
drilling mud
drilling procedure
drilling program
drilling rate
drilling rig
drilling riser
drilling-fluid engineer
drillpipe
drillpipe conveyed
drillship
drillstem
drillstem test
drillstring
drip
drip accumulator
drop ball
drop bar
drop sub
drop-off gun
dropoff gun
dropout
dry bed
dry bed dehydrator
dry combustion
dry forward combustion
dry gas
dry hole
dry oil
dry rock
dry-bed dehydrator
DSS
DST
DST pressure chart
dual completion
dual induction
dual permeability reservoir
dual porosity reservoir
dual water
dual-permeability reservoir
dual-porosity reservoir
dummy valve
dump bailer
duplex pump
duster
dyke
dynamic correction
dynamic filter press
dynamic filtration
dynamic fluid level
dynamic miscibility
dynamic positioning
dynamic range
dynamic-aging test
dynamite
dynamometer
dynamometer card
E
Eötvös number
early time transient data
early-time transient data
earthquake
easy to disperse
easy to disperse in salt
eccentralizer
eccentric
eccentricity
ECD
echo spacing
EDA
eddy current
eddy current measurement
eddy-current measurement
EDTA
eel
effective laminar flow
effective medium theory
effective permeability
effective porosity
effective shot density
effective velocity
effective water saturation
effective wellbore radius
eigenvector
elastic
elastic constants
elastic deformation
elastic impedance
elastic limit
elastic moduli
elastic neutron scattering
elastic wave
elasticity
electric gas lift valves
electric gas-lift valves
electric probe
electric submersible pump
electrical anisotropy
electrical conductivity
electrical coupon
electrical double layer
electrical impedance probe
electrical log
electrical permittivity
electrical resistance probe
electrical resistivity
electrical stability test
electrical survey
electrode device
electrode resistivity
electrodynamic brake
electrohygrometer
electrokinetic potential
electromagnetic caliper
electromagnetic heating
electromagnetic method
electromagnetic propagation
electromagnetic propagation measurement
electromagnetic thickness
elemental capture spectroscopy
elevation correction
elevator
embedded wavelet
embrittlement
empirical
emulsifier
emulsion
emulsion flow
emulsion mud
en echelon
encapsulation
end point
endfire array
endless tubing
endpoint
enhanced diffusion
enhanced oil recovery
entrained gas
entrance hole
environmental corrections
eolian
EOR
EPA
Epanechnikov kernel
epithermal neutron porosity measurement
epm
equalizing loop
equalizing valve
equation of state
equipotential method
equivalent circulating density
equivalent conductance
equivalent sack
equivalent water resistivity
equivalent weight
erode
erosion
erosion corrosion
erosion-corrosion
error
ES test
escape line
ESP
estimated ultimate recovery
estuarine
estuary
Euclidian dimension
Euclidian distance
eustasy
eustatic
eustatic sea level
evaporation pit
evaporite
evaporitic
evening tour
event
excavation effect
excess cement
exit velocity
expanding cement
expansion joint
expectation
expendable gun
expendable plug
expert system
exploration
exploration play
exploratory
explosive seismic data
extended spread
extensive dilatancy anisotropy
external cutter
external phase
external pulling tool
external upset
F
f-k domain
f-k plot
facies
facies modeling
fairway
fall off test
falloff test
fan shooting
Fann viscometer
far water
farmee
farmor
farmout
fast diffusion
fast formation
fast formation arrival
fast Fourier transform
fast neutron reaction
fast-formation arrival
fast-neutron reaction
fatty acid
fatty acid soap
fatty-acid soap
fault
fault trap
Faye correction
FD
fee simple interest
fee-simple interest
feldspar
felsic
fence diagram
Fermat's principle
ferro-chrome lignosulfonate
ferrous sulfide
FFT
fiber LCM
fiber lost circulation material
fiber lost-circulation material
field
field tape
field weld
fill cement
fill sub
film forming amines
film-forming amines
filter
filter cake
filter cake quality
filter cake thickness
filter cell
filter loss
filter media
filter medium
filter press
filter-cake quality
filter-cake thickness
filtered brine
filters
filtrate
filtrate slump
filtrate tracer
filtrate volume
filtration
filtration test cell
filtration tester
final flow period
final flow rate
final flowing pressure
final shut in period
final shut-in period
fine
fines
fines migration
fingerboard
fingering
finite conductivity fracture
finite wellbore solution
finite-conductivity fracture
finite-wellbore solution
fire flooding
fireflooding
firing head
first arrival
first break
first reading
first-contact miscibility
fish
fish eye
fishbone wells
fishing
fishing bell
fishing diagram
fishing neck
fishing tool
fitted model
fitted variogram
five spot
five-spot
fixed choke
fixed source method
fixed-cutter bit
fixed-source method
flag
flag joint
flake LCM
flake lost circulation material
flake lost-circulation material
flange
flange up
flapper valve
flare
flare gas
flash point
flat gels
flattened section
flexural mode
float collar
float joint
float shoe
floc
flocculant
flocculate
flocculation
flood front
flooding pattern
flooding surface
flow after flow
flow after flow tests
flow back
flow check
flow concentrating
flow coupling
flow efficiency
flow line
flow loop
flow meter
flow model
flow period
flow profile
flow regime
flow simulation
flow stream
flow structure
flow unit
flow-after-flow tests
flow-concentrating
flowback
flower structure
flowing neutron log
flowing pressure
flowing well
flowline
flowline manifold
flowline mud sample
flowline sample
flowmeter
flowstream
flowstream sample
flue gas
fluid compatibility test
fluid compressibility
fluid contact
fluid density log
fluid flow
fluid interface log
fluid invasion
fluid level
fluid loss
fluid loss control
fluid loss control material
fluid pound
fluid tester
fluid-density log
fluid-friction reducer
fluid-interface log
fluid-loss additive
fluid-loss control
fluid-loss-control material
fluoboric acid
fluoroscopy
flush joint
flush production
flushed zone
flushed zone water saturation
flushed-zone water saturation
fluvial
flux leakage
fly ash
foam breaker
foam diversion
foam flooding
foam generator
foamed cement
foaming agent
foamy oil
fold
footprint
foreign content
formaldehyde
formate
formation
formation damage
formation evaluation
formation evaluation while drilling
formation exposure time
formation factor
formation fluid
formation fracture pressure
formation pressure
formation water
formic acid
forward modeling
forward multiple-contact test
forward problem
fossil
four component seismic data
four dimensional seismic data
four-component seismic data
four-dimensional seismic data
Fourier analysis
Fourier synthesis
Fourier transform
Fourier transform infrared spectroscopy
frac ball
frac crew
frac fluid
frac gel
frac gradient
frac gun
frac job
frac pump
frac valve
fractal
fractal analysis
fractal networks
fracture
fracture acidizing
fracture conductivity
fracture gradient
fracture half-length
fracture networks
fracture permeability
fracture porosity
fractured well analysis
fractured-well analysis
fracturing fluid
fracturing pressure
free air correction
free fluid
free gas
free induction decay
free point
free point indicator
free water
free water knockout
free-air correction
free-induction decay
free-point indicator
free-water knockout
frequency
frequency domain
fresh core
fresh water
Fresnel zone
friction effect
friction reducer
froth flow
FT
FTIR
full waveform
Full-azimuth towed-streamer acquisition
fullbore
fullbore spinner
funnel viscosity
FWKO
G
gain
Gal
galena
galvanic anodes
gamma ray densitometer
gamma ray interactions
gamma ray log
gamma-gamma log
Garrett Gas Train
gas anchor
gas bearing
gas buster
gas cap
gas cap drive
gas chimney
gas condensate
gas coning
gas cut mud
gas deviation factor
gas drive
gas formation volume factor
gas gravity
gas holdup log
gas hydrate
gas in solution
gas injection
gas interference
gas lift
gas lift mandrel
gas lift valve
gas liquid ratio
gas lock
gas migration
gas oil contact
gas oil ratio
gas processing plant
gas prone
gas sand
gas separator
gas show
gas solubility factor
gas water contact
gas well
gas well deliverability
gas-bearing
gas-cap drive
gas-cut mud
gas-holdup log
gas-lift mandrel
gas-lift valve
gas-oil contact
gas-oil contact (GOC)
gas-prone
gas-solubility factor
gas-water contact
gas-well deliverability
gas/liquid ratio
gas/oil ratio
gasdrive
gaswell gas
gaswell liquids
gate valve
gather
gathering lines
gathering system
gauge hole
gauge pressure
gauge ring
gauge tank
Gaussian collocated cosimulation
Gaussian techniques
gel
gel strength
gelation
gelled mud
gelled up mud
gelled-up mud
gels
generation
geochemical log
geochemistry
geochronology
geologic
geologic map
geologic time scale
geological
geologist
geology
geomagnetic polarity reversal
geomagnetic polarity time scale
geomechanics
geometric
geometrical factor
geophone
geophone array
geophone cable
geophone interval
geophone offset
geophone pattern
geophysicist
geophysics
geopressure
geopressure gradient
geopressured
geostatic pressure
geostatistical methods
geostatistical modeling
geostatistics
geosteer
geosteering
geothermal gradient
Geronimo line
GGT
ghost
Gibbs energy
Gibbs' phenomenon
gilsonite
gin pole
glacial
glacier
glass jar test
glauconite
Global Positioning System
GLR
glycol
glycol absorber
glycol dehydrator
glyph
goose neck
gooseneck
GOR
government take
GPS
GPTS
GR
graben
gradiomanometer
grain density
granite
granular LCM
granular lost circulation material
granular lost-circulation material
grapple
gravel pack
gravel pack gun
gravel pack log
gravel pack screen
gravel-pack gun
gravel-pack log
gravel-pack screen
graveyard tour
gravimeter
gravimetry
gravity
gravity anomaly
gravity drainage
gravity override
gravity segregation
gravity survey
gravity units
gravity-stable displacement
gray list
grease injection system
grease seal
grease tube
grease-injection system
greasing out
greedy algorithm
green gas
green list
grey list
grid
gridding
gridding algorithm
grind
gripper blocks
gross production
ground roll
groundwater
group
group interval
growth fault
guar gum
guard electrode
guard log
guide shoe
guided wave
gumbo
gun
gun barrel
gun clearance
gun the pits
gun zero
gunk
gunk plug
gunk squeeze
gunning the pits
gyp mud
gypsum
H
H2S
haematite
halite
halo effect
hard rock
hard water
hardbanding
hardground
hardness ion
harmonic
harmonic distortion
hatch
HBP
HCl
HE starch
head
head wave
header
header box
heading
heater
heater treater
heavy metal
heavy oil
heavy pipe
heavyweight drillpipe
HEC
hectorite
held by production
hematite
Herschel Bulkley fluid
Herschel-Bulkley fluid
hertz
hesitation squeeze
heterogeneity
heterogeneous formation
HF
HGS
HHP
hiatal
hiatus
hierarchical cluster analysis
high explosive
high pressure squeeze
high shot density gun
high temperature completions
high-gravity solids
high-pressure air injection
high-pressure squeeze
high-pressure, high-temperature
high-pressure, high-temperature filtration test
high-pressure, high-temperature viscometer
high-shot density gun
high-specific-gravity solids
highstand systems tract
history matching
HLB number
hodogram
holdup
holdup depth
holdup image
holdup log
holdup map
holdup meter
hole cleaning
hollow carrier gun
homogeneity
homogeneous
homogeneous formation
hook
hook load
hookwall packer
hopper
horizon
horizon slice
horizontal drilling
horizontal resistivity
horizontal separator
horizontal severance
horizontal tree
Horner slope
horst
hostile environment
hot lime
hot oiler
hot oiling
hot tapping
hot waterflooding
Hough transform
housing
HP starch
HPHT
HPHT filtration test
HPHT viscometer
HSE
HUD
huff and puff
Humble formula
humic acid
humidity
humidity meter
humping
HWDP
hybrid mode
hybrid scale
hydrate
hydration
hydraulic bypass
hydraulic cement
hydraulic centralizer
hydraulic disconnect
hydraulic fracture monitoring
hydraulic fracturing
hydraulic head
hydraulic horsepower
hydraulic packer
hydraulic power pack
hydraulic pumping
hydraulic release tool
hydraulic set
hydraulic-set
hydrocarbon
hydrocarbon indicator
hydrocarbon kitchen
hydrochloric acid
hydrocyclone
hydrocycloning
hydrofluoric acid
hydrofluoric hydrochloric acid
hydrofluoric-hydrochloric acid
hydrogen blistering
hydrogen embrittlement
hydrogen index
hydrogen induced failures
hydrogen ion concentration
hydrogen probe
hydrogen sulfide
hydrolysis
hydrometer
hydrophile-lipophile balance number
hydrophilic
hydrophobic
hydrophone
hydrostatic bailer
hydrostatic head
hydrostatic pressure
hydrothermal
hydrothermal alteration
hydroxyethyl starch
hydroxyethylcellulose
hydroxypropyl starch
hygrometer
hygroscopic
I
ID
ideal gas
IEOM
igneous
IIP
illite
ilmenite
IM
image
image well
imbibition
immature
immiscible
impedance
impeller
impermeable
impermeable barrier
impressed current anodes
improved oil recovery
impulse activation
impulsive seismic data
in line
in situ
in situ combustion
in situ fluid analysis
in situ viscosity evaluation
in-line
in-situ
in-situ combustion
in-situ fluid analysis
in-situ viscosity evaluation
incident angle
inclination
inclinometer
incompetent
indicator
indicator methods
indicator models
induced gamma ray spectroscopy
induced particle plugging
induced polarization
induction
induction electrical survey
inelastic neutron scattering
inert sulfide
inertial resistance
infill drilling
infinite acting radial flow
infinite acting reservoir
infinite conductivity fracture
infinite-acting reservoir
infinite-conductivity fracture
inflatable packer
inflow performance relationship
information theory
inhibit
inhibited acid
inhibition
inhibitive mud
inhibitor
initial flow period
initial reservoir pressure
initial shut in period
initial shut-in period
injection gas
injection line
injection mandrel
injection pattern
injection pressure
injection pulsed neutron log
injection pump
injection test
injection water
injection well
injection well testing
injection-well testing
injection/pulsed neutron log
injectivity test
injector head
insert
inside blowout preventer
inside diameter
instrument hanger
instrumented pig
intelligent well
intensifier
interfacial tension
interference testing
intermediate
intermediate casing
intermediate casing string
intermittent gas lift
internal flash
internal phase
internal pulling tool
interpolation
interpretation
interstitial gas
interstitial water
interval method
interval time
interval transit time
interval velocity
interwell tomography
invaded zone
invasion
inverse
inverse filter
inverse problem
inversion
invert emulsion
invert emulsion oil mud
invert-emulsion oil mud
inverted five spot
inverted five-spot
IO
ion exchange
IP
IPA
IPR
iron carbonate
iron oxide
iron stabilizer
iron sulfide
iron-oxidizing bacteria
irreducible water
ISO
isochore
isochron
isochron map
isochronal test
isolated porosity
isomerized olefin
isopach
isopropanol
isopropyl alcohol
isostasy
isostatic
isostatic correction
isotropic
isotropic formation
isotropic permeability
isotropy
iterative forward modeling
iterative methods
J
J factor
J slot
J-slot
jack up
jacking frame
jackup rig
jar
jar test
jet
jet cutter
jet hopper
jet mixer
jet nozzle
jet perforating
jet pump
jet velocity
joint
Joule Thomson
Joule-Thomson
jug
jug hustler
junk
junk basket
junk pusher
junk sub
K
K coefficient
k-means cluster analysis
kaolinite
karst
KB
kelly
kelly bushing
kelly down
kelly hose
kelly spinner
kerogen
keyseat
kh
kick
kill
kill line
kill pump
kill weight fluid
kill-weight fluid
kill-weight mud
kilogram per cubic meter
kilopascal
kinetic effect
Kirchhoff equation
Kirchhoff migration
knock out
knockout
Koch curve
kriging
kriging weights
kurtosis
L
lacustrine
lag
lag gas
lag time
Lame constant
laminar flow
laminated sand
lamination
landing collar
landing nipple
LAO
Laplace equation
laser diffraction
last reading
last-shot detection
late time transient data
late-time transient data
lateral
latex
layer
layer cake geometry
layer stripping
layer-cake geometry
layered reservoir testing
lb/bbl
lbm/bbl
LC
50
LCM
LDE
lead acetate test
lead cement
leak detection
leak off
leakoff
leakoff test
leaky mode
lean gas
lean gas condensate
lean glycol
lean oil
lease
least time path
least-time path
leonardite
lessor royalty
levelwind
LGS
licensing round
life of the well
lifting frame
lifting sub
light crude oil
light hydrocarbons
light pipe
lignin
lignite
lignosulfonate
lime mud
limestone
limestone compatible scale
limestone porosity unit
limestone-compatible scale
limited entry
line drive
line source solution
line-source solution
linear alphaolefin
linear flow
liner
liner hanger
liner patch
lipophilic
liquefied natural gas
liquefied natural gas carrier
liquefied petroleum gas
liquid additive
liquid blocking
liquid desiccant
liquid hydrocarbons
liquid level
liquid saturation method
liquid-junction potential
lithification
lithofacies
lithologic
lithologic contact
lithology
lithosphere
lithostatic pressure
lithostratigraphic
lithostratigraphic inversion
lithostratigraphy
littoral
live cement
live oil
LNG
LNGC
load cell
load oil
local content
local holdup
local probe
lock
lock mandrel
lock-up
log
logarithmic mean
logging
logging run
logging tool
logging unit
logging while drilling
long path multiple
long spacing sonic log
long-path multiple
long-spacing sonic log
longitudinal plot
longitudinal relaxation
longitudinal weld
loose emulsion
lost circulation
lost circulation material
lost returns
lost-circulation material
LOT
Love wave
low colloid oil mud
low gravity solids
low solids mud
low solids nondispersed mud
low specific gravity solids
low velocity layer
low yield clay
low-colloid oil mud
low-gravity solids
low-pressure, low-temperature filtration test
low-salinity waterflooding
low-solids mud
low-solids, nondispersed mud
low-specific-gravity solids
low-velocity layer
low-yield clay
lowstand systems tract
LPG
LS
lubricant
lubricator
lubricator valve
lubricity
LWD
lyophilic
lyophilic colloid
lyophobic
lyophobic colloid
M
M
f
Ma
mafic
magma
magnesium test
magnetic constant
magnetic flux leakage
magnetic mud
magnetic permeability
magnetic resonance
magnetic reversal sequence
magnetic-flux leakage
magnetics
magnetometer
magnetotelluric method
make a connection
make hole
make up
make up water
make-up water
makeup cathead
makeup gas
makeup tongs
mandrel
manifold
mantle
map
marginal well
marine
marine drilling riser
marine flooding surface
marker bed
marker joint
marketing agreement
marsh
Marsh funnel
Marsh funnel viscosity
mass balance
massif
mast
mast unit
master valve
material balance
material balance equation
Material Safety Data Sheet
material-balance equation
matrix
matrix acidizing
matrix stimulation
maturation
maturity
maximum flooding surface
maximum recorded temperature
maximum treating pressure
Maxwell's equations
MBT test
MD
mean
measure point
measured depth
measurement after drilling
measurement error
measurement range
measurements while drilling
measurements-while-drilling
measuring tank
mechanical diversion
mechanical jar
mechanical skin
mechanical sticking
median
medium
medium induction
membrane potential
memory gauge
meniscus
mercury displacement method
metagenesis
metal gain
metal loss
metamorphic
metamorphism
meter
meter calibration
meter capacity
meter difference
meter factor
meter slippage
methane
methane hydrate
methyl orange
methyl orange alkalinity
methylene blue dye
methylene blue test
methylglucoside drilling fluid
mica
micellar polymer flooding
micellar-polymer flooding
micelle
micrite
microannulus
microbial enhanced oil recovery
microcylindrical log
microemulsion
microgel
microlaterolog
microlog
micropaleontology
microporosity
microresistivity
microseismic monitoring
microspherical log
middle time transient data
middle-time transient data
midoceanic ridge
midpoint
midrange
migrate
migration
Milankovitch cycles
milk emulsion mud
mill
mill out
mill shoe
milligrams per kilogram
milligrams per liter
milling
million standard cubic feet
mils per year penetration
mineral
mineral interest
Minerals Management Service
minifrac
minimum miscibility concentration
minimum miscibility pressure
minimum restriction
minimum time path
minimum-time path
minute mark
mis tie
mis-tie
miscible
miscible displacement
mist
mist drilling
mist extractor
mist flow
mixed deposits
mixed metal hydroxide
mixed metal silicate
mixed-metal hydroxide
mixed-metal silicate
MME
MMH
MMS
MMscf
mobile offshore drilling unit
mobility
mobility buffer
mobility control
mobility ratio
model
modeling
modified isochronal test
MODU
modulus of compression
modulus of elasticity
modulus of rigidity
Moho
Mohorovicic discontinuity
moldic porosity
moment
monkey board
monkeyboard
monomer
monopole
Monte Carlo risk analysis
Monte Carlo sampling
Monte Carlo simulation
montmorillonite
monument
moon pool
morning tour
mosquito bill
motorman
mousehole
mousehole connection
moveable hydrocarbons
moved hydrocarbons
moveout
moving-source method
mpy
MRS
Mscf/d
MSDS
MT
mud
mud acid
mud additive
mud aging cell
mud anchor
mud balance
mud cell
mud cleaner
mud cup
mud density
mud engineer
mud filtrate
mud hopper
mud house
mud in
mud in sample
mud motor
mud out
mud out sample
mud oven
mud pit
mud program
mud pulse telemetry
mud report
mud retort
mud return line
mud scale
mud still
mud tracer
mud up
mud weight
mud-aging cell
mud-in sample
mud-out sample
mudcake
mudding off
mudding up
mudrock
multi-capacitance flowmeter
Multiazimuth towed-streamer acquisition
multicomponent seismic data
multifinger caliper
multilateral
multipass method
multiphase
multiphase flow
multiphase fluid
multiphase fluid flow
multiphase holdup log
multiphase meter
multiphase pump
multiple completion
multiple isotope log
multiple isotope spectroscopy
multiple rate tests
multiple reflection
multiple regression
multiple salinity
multiple service contract
multiple-contact miscibility
multiple-isotope log
multiple-isotope spectroscopy
multiple-rate tests
multishot survey
mute
mutual solvent
MWD
My
MYBP
mysid shrimp
N
naphthene base crude oil
naphthene-base crude oil
naphthenic hydrocarbon
Narrow-azimuth seismic data
native clay
native solids mud
native state core
native-solids mud
natural completion
natural fracture
natural frequency
natural gamma ray spectroscopy
natural gas
natural gas liquids
natural gasoline
natural remanent magnetism
naturally flowing well
naturally occurring radioactive materials (NORM)
near surface correction
near-surface correction
neat cement
neritic
nest
nested fractal structures
net gas production
net oil production
net profits interest
net revenue interest
neural networks
neutral point
neutralization
neutralize
neutralizing solution
neutron activation log
neutron capture
neutron generator
neutron interactions
neutron log
neutron porosity
neutron-activation log
Newtonian fluid
NGL
nipple
nipple down
nipple up
nipple-down
nipple-up
nitrified fluid
nitrogen cushion
nitrogen injection
nitrogen kickoff
nitrogen lift
nitrogen lifting
nitrogen unit
NMO
NMR
no go landing nipple
no-go landing nipple
NODAL* analysis
noise
noise log
nominal filter
non-Darcy flow
non-Newtonian fluid
nonconductive drilling fluid
nonconformity
nonhydrocarbon contaminants
nonideal gas
nonparticipating royalty
nonparticipating royalty interest
normal
normal fault
normal incidence
normal mode
normal moveout
normal moveout correction
normal pressure
normal-moveout correction
normality
NPDES
NRM
nuclear fluid densimeter
nuclear magnetic resonance
nuclear magnetic resonance measurement
numerical methods
numerical model
numerical reservoir simulation
O
O ring
O-ring
OBC
OBR
observer
Occam's inversion
ocean-bottom cable
OCMA
octahedral layer
octanol
octyl alcohol
OD
off pattern well
off-pattern well
offset
offset vertical seismic profile
offset VSP
offset well
Ohm's law
oil and gas lease
oil and gas separator
oil bank
oil base mud
oil content
oil emulsion mud
oil field
oil formation volume factor
oil in water emulsion
oil kitchen
oil mining
oil mud
oil on cuttings
oil pool
oil prone
oil sand
oil swelling
oil water contact
oil water interface
oil well
oil wet
oil-base mud
oil-emulsion mud
oil-in-water emulsion
oil-mud emulsifier
oil-prone
oil-water contact
oil-water interface
oil-wet
oil/brine ratio
oil/water ratio
oilfield
oilfield battery
olefinic hydrocarbon
oligomer
one dimensional seismic data
one way time
one-dimensional seismic data
one-way time
onlap
OOC
open flow potential
open hole
open-flow potential
openhole
openhole completion
openhole gravel pack
openhole packer
openhole test
opening bomb
operating agreement
operating gas-lift valve (OGLV)
operating interest
operator
optical index
optical probe
organic acid
organic deposit
organophilic
organophilic clay
organophilic lignite
orifice meter
orifice valve
orogenic
orogeny
OSHA
osmosis
osmotic pressure
OSPAR
outcrop
outlet spool
outside diameter
ovality limit
over travel
overbalance
overburden
overflush
overmature
overpressure
overriding royalty
overriding royalty interest
overshot
overthrust
overtravel
OWR
oxide closure model
oxide-closure model
oxygen activation
oxygen scavenger
P
p rate
p wave
P&A
p-rate
P-wave
P
f
P
m
PAC
pack off
packer
packer flowmeter
packer fluid
packing gland
packoff
pad
paddle blender
paddle mixer
PAG
paid up lease
paid-up lease
pair production
paleontology
paludal
palustrine
palynology
PAO
paraffin
paraffin base crude oil
paraffin control
paraffin inhibitor
paraffin scraper
paraffin scratcher
paraffin-base crude oil
paraffinic hydrocarbon
paraformaldehyde
parallel fold
parallel resistivity
parameter
parametric
parasequence
parasequence boundary
parasequence set
PARCOM
partial completion
partial penetration
participating interest
particle plugging apparatus
particle size distribution
particle-plugging apparatus
particle-plugging test
particle-size distribution
partitioning
parts per billion
parts per million
party
party chief
party manager
pascal
pass
passive margin
patch
pay
payout
PDC bit
peak
PEF
peg leg multiple
peg-leg multiple
pendant-drop tensiometer
penetration rate
peptization
peptize
peptized clay
peptizing agent
perforate
perforate overbalanced
perforate underbalanced
perforated interval
perforated liner
perforating acid
perforating charge
perforating depth control log
perforating depth-control log
perforating fluid
perforating gun
perforation
perforation density
perforation penetration
perforation phasing
periodogram
permafrost
permanent datum
permanent well monitoring
permeability
permeability thickness
permeable
permeameter
permittivity
perpendicular offset
perpendicular resistivity
petal basket flowmeter
petrographic
petrography
petroleum
petroleum system
petroleum systems modeling
petrologic
petrology
petrophysical model
petrophysical rock type
pH
pH test
phantom
phase
phase redistribution
phase shift
phase shift resistivity
phase velocity log
phase-shift resistivity
phase-velocity log
phenolphthalein
phosphate salt
photoelectric effect
photon log
PHPA
PHPA mud
PI
pick
pick-up
Pickett plot
pickle
pickling fluid
pickup
pig
pig run
pigging
pill
pilot mill
pilot test
pin
pinch out
pinch-out
pipe dope
pipe heavy
pipe light
pipe rack
pipe ram
pipe stretch
pipe trip
pipeline
pipeline capacity
pipeline gas
pipeline oil
pipeline patrol
PIT
Pitot tube
pitting
plane table
plane wave
plankton
plant
plastic
plastic deformation
plastic fluid
plastic viscosity
plate out
plate tectonics
plateau
platform
play
play back
playback
PLT
plug and abandon
plug flow
plugging material
plunge
plunger lift
plunger overtravel
PNP
POD
point bar
point of departure
poise
Poisson distribution
Poisson's ratio
polar
polar compound
polarity
polarity standard
polarization horn
polarization time
polished joint
polished rod
polyacrylamide
polyacrylate
polyalkalene glycol
polyalphaolefin
polyanionic cellulose
polyanionic lignin
polycrystalline diamond compact bit
polyelectrolyte
polyglycerol
polymer
polymer flooding
polymer plug
polyol
polyolefin
polyphosphates
polysaccharide
pony rod
pooling
poppet valve
pore
pore gas
pore pressure
pore pressure gradient
pore pressure transmission
pore throat
pore-pressure gradient
pore-pressure transmission
porosimeter
porosity
porosity exponent
porosity unit
porous
porous medium
porous plate technique
portland cement
portland cement clinker
positive displacement pump
positive-displacement pump
post
post mature
post-mature
potassium
potassium ion
potassium mud
potential field
pounds per barrel
pour point
power fluid injection rate
power law fluid
power oil
power-fluid injection rate
power-law fluid
pozzolan
pozzolanic
PPA
ppb
ppg
ppm
PPT
precipitate
precipitation
precision
preferential right to operate
preferential right to purchase
preflush
pregelatinized starch
prehydrate
prehydrated bentonite
prehydration
premium thread
preservation
preservative
preserved core
pressure
pressure buildup
pressure buildup analysis
pressure capability
pressure depletion
pressure drawdown
pressure falloff
pressure gauge
pressure gradient
pressure hunt
pressure integrity test
pressure sender
pressure squared plot
pressure storage tank
pressure transient analysis
pressure transient test
pressure transient well test
pressure transient well tests
pressure-composition diagram
pressure-drawdown analysis
pressure-squared plot
pressure-transient analysis
pressure-transient well tests
pressurized mud balance
primary cementing
primary completion components
primary migration
primary porosity
primary production
primary recovery
primary recovery method
primary reflection
primary term
prime mover
primer cord
principal axis
principal component analysis
probability
probe
probing
processing
produced fluid
produced water
producing formation
producing well
production
production bonus
production casing
production log
production packer
production payment
production penalty
production period
production service contract
production sharing contract
production string
production tubing
production wing
productivity index (PI)
productivity test
profile
profile modification
profile testing
profiling
profit oil
progradation
progressive cavity pumping system
progressive gels
propagation constant
propagation resistivity
propagation resistivity measurement
propagation time
proppant
propylene glycol normal propyl ether
prorated well
proration unit
prospect
proximity log
pseudogeometrical factor
pseudoplastic
pseudopressure plot
pseudostatic spontaneous potential
pseudosteady state
PSP
pull out of the hole
pull up
pull-up
pulling tool
pulse echo
pulse-echo
pulsed neutron holdup log
pulsed neutron spectroscopy log
pulsed neutron spectroscopy measurement
pulsed-neutron holdup log
pump barrel
pump cavitation
pump manifold
pump off
pump submergence
pump volumetric efficiency
pump-off
pumpability
pumper
pumping schedule
pumping tee
pumping time
pumping well
pumping well tests
push down
push-down
pusher
PV
PVT
pyrolysis
pyrophosphate
pyrrhotite
Q
Q
Q wave
Q-wave
QA
quadrant density
quality assurance
quantile map
quartile
quartz
quat
quat amine
quaternary amine
quebracho
quick lime
quick look
quicklook
quitclaim
R
R signal
R-signal
R
h
R
v
R
wa
rabbit
racking back pipe
radial array
radial differential temperature log
radial differential-temperature log
radial processing
radial refraction
radial resolution
radial response
radio safe detonator
radio silence
radio-safe detonator
radioactive tracer
radioactive tracer log
radioactive-tracer log
radius of curvature
radius of investigation
ram blowout preventer
ram preventer
random error
random noise
random walk method
random-walk method
range of load
rarefaction
rate dependent skin effect
rate of penetration
rate of shear
rate-dependent skin effect
rathole
raw crude oil
raw natural gas
ray
ray path
ray tracing
Rayleigh wave
raypath
RCRA
real time data
real-time data
ream
receiver
reciprocate
reciprocating pump
recirculating mixer
record
recorded data
recorder
recorder carrier
recoverable gas lift gas
recovery
recovery factor
recovery forecast
red mud
redox
reduced water slurry
reduced-water slurry
reducing agent
reef
reefal
reel
reel back tension
reel back-tension
reeled tubing
reference point
reflection
reflection coefficient
reflection tomography
reflectivity
reflector
refraction
refractive index
refractor
refracturing
regression
regression coefficient
regressive
relative age
relative dielectric constant
relative dielectric permittivity
relative filtrate volume
relative humidity
relative permeability
relaxation time
relaxed filtrate oil mud
relaxed-filtrate oil mud
release joint
relinquishment
remedial cementing
remote sensing
remotely operated vehicle
repeat section
repeatability
replacement velocity
reproducibility
reserve mud pit
reserve pit
reserve-mud pit
reservoir
reservoir characterization
reservoir characterization model
reservoir communication
reservoir description
reservoir drive mechanisms
reservoir height
reservoir heterogeneities
reservoir modeling
reservoir pressure
reservoir simulation
reservoir-drive mechanisms
residence time
residual bend
residual oil
resin
resistive invasion
resistivity
resistivity index
resistivity log
resolution
resolution matched
response matched
restored state core
retarder
retention time
retort
retort method
retort solids
retort test
retrievable bridge plug
retrievable gun
retrievable packer
retrogradation
retrograde condensation
returns
reverse circulating valve
reverse circulation
reverse combustion
reverse fault
reverse-circulating valve
reversing out
RH
rheologic
rheological
rheological property
rheology
rheology modifier
rhombohedral packing
rich gas
rich gas condensate
rich glycol
rich oil
Rich-azimuth towed-streamer acquisition
Ricker wavelet
rift
rig
rig down
rig floor
rig up
right angle set
right of first refusal
right-angle set
rigless operation
RIH
ring resistivity
ringworm corrosion
rising-bubble apparatus
RM
rock
rock mechanics
rock properties
rock types
rod elevators
rod pump
rod string
rod unit
roll a tank
roll line
roller cone bit
roller stem
roller-cone bit
rolling aging test
rolling-aging test
root mean square velocity
root-mean-square velocity
rotary bushing
rotary drilling
rotary hose
rotary steerable system
rotary table
rotational gas lift
roughneck
round thread
round trip
roustabout
routine core analysis
ROV
royalty
royalty interest
RP
rugose
rugosity
run
run in hole
running squeeze
running tool
rupture disk
S
S wave
S-wave
s.g.
sabkha
sack
sacrificial anode
safety clamp
safety head
safety joint
safety ram
safety spacer
sag
SAGD
salt
salt dome
salt plug
salt proximity survey
salt proximity vertical seismic profile
salt proximity VSP
salt-proximity vertical seismic profile
salt-proximity VSP
saltwater flow
saltwater mud
sample frequency
sample interval
sample rate
sampling error
sampling interval
sand
sand bailer
sand cleanout
sand consolidation
sand control
sand lifting
sand line
sand out
sand production
sand test
sand trap
sandface
sandout
sandstone
sandstone compatible scale
sandstone petrography
sandstone porosity unit
sandstone-compatible scale
SAPP
SARA analysis
satellite platform
saturated solution
saturation
saturation equation
saturation exponent
saturation unit
saver sub
SBR
SCAL
scale
scale inhibitor
scale inhibitor squeeze
scale removal
scale-inhibitor squeeze
scallop gun
SCAT
scattergram
scavenger
SCC
scintillation detector
scout
scout ticket
scraper
scraper trap
scratcher
screen
screen out
screening
screenout
scrub
scrubber
scrubber oil
seabed geophone
seal
seal assembly
seal receptacle
sealbore
sealbore packer
seals
seating nipple
seawater mud
secondary cementing
secondary migration
secondary porosity
secondary porosity index
secondary production
secondary recovery
secondary reflection
secondary term
secondary-porosity index
sediment
sedimentary
sedimentary basin
sedimentation
seismic
seismic acquisition
seismic impedance
seismic interpretation
seismic line
seismic modeling
seismic processing
seismic record
seismic reflection tomography
seismic refraction method
seismic section
seismic stratigraphy
seismic survey
seismic trace
seismic velocity
seismic wave
seismic while drilling vertical seismic profile
seismic-while-drilling vertical seismic profile
seismogram
seismograph
seismology
seismometer
selective firing
selective nipple
selective perforating
selective running tool
semblance
semisubmersible
sensitivity
separator
separator backpressure
separator gas
sepiolite
sequence
sequence boundary
sequence stratigraphy
sequential Gaussian simulation
sequestering agent
setting tool
settling pit
settling tank
severance
SH wave
SH-wave
shadow zone
shaker
shale
shale baseline
shale gas
shale shaker
shaly
shaped charge
shear
shear modulus
shear pin
shear ram
shear rate
shear seal BOP
shear stock
shear strain
shear strength
shear strength measurement test
shear stress
shear wave
shear-seal BOP
shear-strength measurement test
shearometer
sheave
sheen
sheen test
shelf
shifted spectrum
shifting tool
shoe
shoe joint
shoe track
shoot a level
shoot a well
short trip
short-path multiple
shot depth
shot detection
shot point
shotpoint
shoulder bed
show
shrimp test
shut in bottomhole pressure
shut in royalty
shut-in bottomhole pressure
shut-in pressure
shut-in royalty
SIBHP
SIBP
side pocket mandrel
side scan sonar
side-pocket mandrel
side-scan sonar
siderite
sideswipe
sidetrack
sidewall
sidewall core
Sierpinski gasket
sieve analysis
sigma
signal
signal to noise ratio
signal-to-noise ratio
signature
signature deconvolution
silica
silica layer
silicate
silicate anion
silicate mineral
silicate mud
silicic acid
siliciclastic sediment
silt
silver nitrate
similar fold
simple multiple
simulated annealing
simultaneous operation (SIMOP)
sinc x
single pass method
single phase
single phase flow
single shot survey
single tank composite sample
Single-azimuth towed-streamer acquisition
single-pass method
single-phase
single-phase flow
single-shot survey
single-tank composite sample
sinistral
sinker bar
sintered
sinusoid
SIP
sized calcium carbonate
sized salt
skewness
skid
skin
skin depth
skin effect
skin factor
slaked lime
slant hole rig
slant rig
slant stack
slant-hole rig
slickline
slide
sliding sleeve
slim hole well
slim-tube test
slime forming bacteria
slime-forming bacteria
slimhole well
slip
slip and cut
slip joint
slip lock
slip velocity
slip-and-cut
slips
sloughing shale
slow formation
slow release inhibitor
slow-release inhibitor
slowing-down length
slowing-down time
slowness
slowness time coherence
slowness-time coherence
sludge
slug
slug flow
slugging
slugging compound
slugging pill
slurries
slurry
slurry density
slurry stability
slurry yield
small pore water
small-pore water
smectite
smectite clay
smile
Snell's law
SNG
snub
snubber
snubbing
snubbing basket
snubbing force
snubbing jack
soak phase
soap
soda ash
sodium acid pyrophosphate
sodium bicarbonate
sodium carbonate
sodium chromate
sodium dichromate
sodium hydroxide
sodium phosphate
sodium polyacrylate
sodium silicate
soft line
soft rock
soft water
softline
Solar terrestrial rhythms
solid desiccant
solubility
solution gas
solution gas drive
solution gasdrive
sonde
sonde error
sonic
sonic log
sonic measurement
sonolog
sorting
sound
sour
sour corrosion
sour crude oil
sour gas
source
source pattern
source point
source rock
sourcepoint
Soxhlet extractor
SP
SPA
space frequency domain
space out
space-frequency domain
spacer
spacer fluid
spacing
spacing unit
specific gravity
specific permeability
spectral
spectral density analysis
spectral gamma ray
spectrum
spherical divergence
spherical flow
spherical focusing
spherical harmonic
spherical separator
spherical wave
spill point
spin flowmeter
spine and ribs plot
spinner flowmeter
spinner reversal
spinning chain
spinning-drop tensiometer
spiral borehole
spline
spontaneous potential
spooler
spot
spot sample
spotting
spotting fluid
spread
spreading loss
spud
spud mud
spurt loss
square log
squeeze
squeeze cementing
squeeze job
squeeze manifold
squeeze packer
squeeze pressure
squeeze tool
SRB
SSMA
SSMA copolymer
SSP
stab
stab in
stab-in
stabbing valve
stability meter
stabilization
stabilized
stabilized gas well
stable arch
stack
stacking velocity
stage separation
staged fracturing
stand
stand pipe
standard batch
standing valve
standoff
standpipe
starch
static aging test
static correction
static filter press
static filtration
static fluid level
static pressure
static spontaneous potential
static-aging test
statics
stationarity
stationary slips
stationary snubbers
statistics
STB
steady state
steady state behavior
steady-state behavior
steam
steam chamber
steam flood
steam management
steam oil ratio
steam soak
steam trap
steam-assisted gravity drainage
steam-oil ratio
steamflood
stearate
steerable motor
stem
step profile
step rate test
stick and slip
stimulation
stimulation byproduct
stimulation fluid
stochastic analysis
stochastic methods
stochastic modeling
stock tank
stock tank barrel
STOIIP
Stoneley permeability
Stoneley wave
STOOIP
storm choke
storm packer
strain
strainer
strap
strapping
strapping tape
strata
stratified flow
stratigraphic analysis
stratigraphic trap
stratigraphy
stratum
streamer
streamer feathering
strength retrogression
stress
stress corrosion cracking
stress induced anisotropy
stress-corrosion cracking
stress-induced anisotropy
strike
strike fault
strike-slip fault
strip gun
stripper rubber
stripping
stripping ram
stroke
stroke jars
strokes per minute
structural
structural analysis
structural shale
structural trap
structure
structure map
stuck
stuck pipe
stylolite
styrene
sub
subduction
submersible drilling rig
subsalt
subsea well
subsidence
subsurface pressure
subsurface safety valve (SSSV)
subsurface surface controlled safety valve (SSCSV)
subsurface surface-controlled safety valve (SSCSV)
sucker rod
sucker rod pump
suction pit
sulfate reducing bacteria
sulfate resistance
sulfate resistant cement
sulfate-reducing bacteria
sulfate-resistant cement
sulfide
sulfide scavenger
sulfide stress cracking
sulfide test
sulfonated asphalt
sulfonated polystyrene-maleic anhydride copolymer
sulfur light crude
summation of fluids method
superficial velocity
superposition
superposition in space
superposition in time
supply vessel
suppression
surface casing
surface controlled subsurface safety valve (SCSSV)
surface interest
surface pipe
surface pressure
surface shut-in
surface tension
surface wave
surface-controlled subsurface safety valve (SCSSV)
surfactant
surfactant flooding
surfactant-alternating gas
surge tank
surrounding bed
survey
suspended solids
SV wave
SV-wave
swab
swab valve
swabbing
swage
swaging tool
swamp
sweep efficiency
sweep pill
sweet
sweet corrosion
sweet crude
sweet crude oil
sweet gas
sweet spot
sweetening
swellable packer
swivel
SWR
syn
syncline
synthetic base fluid
synthetic base mud
synthetic fault
synthetic natural gas
synthetic seismogram
synthetic seismograms
synthetic-base fluid
synthetic-base mud
synthetic/brine ratio
synthetic/water ratio
systematic error
systems tract
T
T
1
T
2
tag
tail
tail buoy
tail cement
tail mute
tail pipe
Taitel Dukler
Taitel-Dukler
tall oil
tally
TAME
tangential plot
tangential wave
tank
tank battery
tank bottoms
tank calibration
tank dike
tank table
tankage
tanker
tannic acid
tannin
taper tap
tapered cutoff
tapered string
TAPS
TAR
tar sand
Taylor bubbles
TCP
TD
TDEM
TE
TEA
technical evaluation agreement
tectonic environment
tectonics
tectonism
telemetry
tell tale
tell-tale
telluric current
telluric current method
telluric-current method
TEM
temperature gradient
temperature log
temperature stability
temperature survey
ten minute gel strength
ten second gel strength
ten-minute gel strength
ten-second gel strength
tensile strength
tension-set packer
tensor methods
TEOR
term lease
ternary diagram
terrain correction
terrestrial
tertiary recovery
test separator
tetrahedral layer
Texas deck
TFNB
TG
THAI
theoretical
thermal capture
thermal diffusion length
thermal gradient
thermal maturity
thermal neutron absorber
thermal neutron porosity measurement
thermal recovery
thermal simulation
thermally activated mud emulsion
thickening time
thief
thief hatch
thief zone
thinner
thixotropic
thixotropy
thorium
thousand standard cubic feet per day
thread protector
thread rule
threadform
three component seismic data
three dimensional seismic data
three dimensional survey
three phase flow
three phase separator
three-component seismic data
three-dimensional seismic data
three-dimensional survey
three-phase flow
three-phase separator
threshold velocity
through flowline (TFL)
through tubing gun
through-flowline (TFL)
through-tubing
through-tubing gun
thrust fault
tick mark
tie
tie back liner
tie back packer
tie line
tie-back liner
tie-back packer
tie-back string
tight
tight emulsion
tight gas
tight hole
time after bit
time domain
time domain electromagnetic method
time lapse
time lapse seismic data
time migration
time slice
time-domain electromagnetic method
time-lapse
time-lapse seismic data
timed slug analysis
timed-slug analysis
titrate
titration
TM
TOC
toe to heel air injection
tomography
tongs
tool joint
tool string
toolpusher
top drive
top lease
top log interval
topdrive
topographic map
tornado chart
torpedo
torque flowmeter
total depth
total hardness test
total organic carbon
total porosity
total solids
tour
trace
tracer
tracer ejector measurement
tracer loss measurement
tracer measurement
tracer-ejector measurement
tracer-loss measurement
track
Trans-Alaska Pipeline System
transform fault
transgression
transgressive
transgressive surface
transient drainage radius
transient electromagnetic method
transient pressure
transient rate and pressure test analysis
transient-pressure response
transient-pressure testing
transient-rate and pressure-test analysis
transit time
transition flow
transition zone
transmission tomography
transpression
transtension
transverse electric mode
transverse magnetic mode
transverse relaxation
trap
trapped oil
travel joint
traveling block
traveling valve
travelling slips
travelling snubbers
traveltime
treater
treating iron
treatment fluid
trend
trip
trip gas
trip out
trip pill
triplex pump
tripping pipe
trough
true amplitude recovery
true resistivity
true stratigraphic thickness
true vertical depth
true vertical thickness
true-amplitude recovery
tube wave
tubing broach
tubing conveyed perforating
tubing displacement
tubing end locator (TEL)
tubing grade
tubing hanger
tubing head
tubing job
tubing joint
tubing performance curve (TPC)
tubing pressure
tubing puncher
tubing seal assembly
tubing testing tool
tubing thread
tubing-conveyed perforating
tubing-end locator
tubing-retrievable safety valve (TRSV)
tubingless completion
tubular jar
tubulars
tuff
tuffaceaous
tuning effect
turbidite
turbidity current
turbulent flow
turnkey
TVD
twist off
twist-off
two dimensional seismic data
two dimensional survey
two pass method
two phase flow
two phase separator
two way traveltime
two-dimensional seismic data
two-dimensional survey
two-pass method
two-phase flow
two-phase separator
two-way traveltime
TWT
type curve analysis
type curves
type-curve analysis
U
U-tube effect
Udden-Wentworth scale
ULCC
ultra heavy oil
ultra-long spaced electrical log
ultrafine
ultralarge crude carrier
ultralow interfacial tension
ultrasonic caliper
ultrasonic measurement
uncertainty
uncertainty principle
unconformity
unconformity trap
unconventional resource
under travel
underbalance
underbalanced
underground blowout
underground gas storage
underpressure
underpressured
underream
undersaturated fluid
undershooting
undertravel
undisturbed zone
uniformitarianism
unitization
unitized production
units conversion factor
Universal Transverse Mercator grid (UTM)
unload
unloading valve
unsteady state
unweighted mud
updip
upgrader
upset
upstream
upstroke
upward continuation
uranium
V
V-G meter
VAMA
VAPEX
vapor extraction
vapor pressure
vapor recovery unit
vaporizing drive
variable rate
variable-density log
varimax rotation
variogram
varve
vee door
vee-door
velocity
velocity analysis
velocity anomaly
velocity correction
velocity correction factor
velocity image
velocity layering
velocity map
velocity shot measurement
velocity string
velocity survey
velocity-correction factor
velocity-shot measurement
verification
verification listing
versenate
vertical displacement efficiency
vertical lift
vertical resistivity
vertical resolution
vertical response
vertical seismic profile
vertical separator
vertical severance
vertical sweep efficiency
very large crude carrier
vesicle
vesicular
vesicular porosity
VG meter
vibrator
vibratory seismic data
vinyl acetate-maleic anhydride copolymer
vinyl polymer
virgin pressure
virgin zone
vis
viscosity
viscosity and gel-strength test
viscous fingering
viscous force
viscous oil
vitrinite
vitrinite reflectance
VLCC
volcanic
volcano
volumetric cross section
volumetric displacement efficiency
volumetric efficiency
volumetric sweep efficiency
VSP
vug
vuggy
vugular
vugular porosity
W
Wadati-Benioff zone
WAG
wait on cement
wait time
walk above vertical seismic profile
walk above VSP
walk-above vertical seismic profile
walk-above VSP
walkaway vertical seismic profile
walkaway VSP
wall cake
wall loss
wall sticking
Walsh-Hadamard transform
Walther's law
wash out
wash over
wash pipe
washout
washover
washover pipe
washover shoe
wastewater cleanup
water alternating gas
water base drilling fluid
water base mud
water block
water bottom roll
water clarification
water coning
water control
water cushion
water cut
water cut meter
water drive
water filled resistivity
water flood
water flow log
water formation volume factor
water gun
water in oil emulsion
water influx
water loss
water mud
water mud emulsifier
water oil ratio
water production
water saturation
water to cement ratio
water wet
water, oil and solids test
water-alternating gas
water-base drilling fluid
water-base mud
water-bottom roll
water-cut meter
water-filled resistivity
water-flow log
water-in-oil emulsion
water-mud emulsifier
water-to-cement ratio
water-wet
water/oil ratio
waterdrive
waterflood
waterflood kick
waterflooding
wave
wave equation
waveform
wavefront
wavelength
wavelet
wavelet extraction
wavenumber
weak point
weathered layer
weathering
weathering correction
weevil
weight
weight indicator
weight material
weighted mud
weighting agent
weighting material
well cleanup
well control
well flow rate
well interference
well interference testing
well log
well placement
well plan
well potential
well production rate
well servicing
well shoot
well stimulation
well-interference testing
wellbore
wellbore damage
wellbore diagram
wellbore fill up
wellbore fill-up
wellbore storage effects
wellbore-storage effects
wellhead
wellhead backpressure
Wentworth scale
wet clay porosity
wet combustion
wet gas
wet oil
wet-clay porosity
wettability
wettability change
whole core
whole mud dilution
whole-mud dilution
Wide-azimuth towed-streamer acquisition
wiggle trace
wildcat
window
wing valve
Winsor phase behavior
wiper plug
wiper trip
wire clamp
wire wrapped screen
wire-wrapped screen
wireline
wireline cutter
wireline formation test
wireline formation tester
wireline grab
wireline log
wireline retrievable safety valve (WRSV)
wireline-retrievable safety valve (WRSV)
WOC
WOR
work basket
work station
work string
working interest
workover
workover fluid
workover string
worm
wormhole
wrench fault
X
X signal
X-radiography
X-ray diffraction
X-ray fluorescence (XRF)
X-signal
xanthan gum
XC polymer
xylene
Y
yield
yield point
yield stress
Young's modulus
Young-Laplace equation
YP
Z
Z/A effect
zero crossing
zero offset data
zero offset vertical seismic profile
zero phase
zero zero gels
zero-offset data
zero-offset vertical seismic profile
zero-phase
zero-zero gels
zinc basic carbonate
zinc bromide
zinc carbonate
zinc chloride
zinc oxide
zip collars
zip grooves
Zoeppritz equations
zonal
zone