Oilfield Glossary
Oilfield Glossary
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damage derivative logs direct indicating viscometer drawdown test
damaged zone derrick direct-indicating viscometer drawworks
damping derrick floor directional driller drift
darcy derrickman directional drilling drill bit
Darcy units desander directional permeability drill collar
dart desiccant directional survey drill in fluid
data rate desilter directional variograms drill noise vertical seismic profile
datum desulfurize directional well drill pipe
datum correction detail log directivity drill ship
datum level detectable limit dirty drill solids
day rate detector disbonding drill string
daylight tour detergency disconformity drillable packer
dB determinism discontinuity drilled solids
DD deterministic deconvolution disharmonic driller
DEA unit deterministic methods dispersant driller's depth
dead oil detonate dispersed bubble flow drill-in fluid
Dean-Stark extraction detonating cord dispersed clay drilling break
decibel detonator dispersion drilling contractor
decollement detrital displacement drilling crew
deconvolution detritus displacement efficiency drilling detergent
deep induction development displacement fluid drilling fluid
deep penetrating charge deviated drilling displacement front drilling foreman
deep seismic sounding deviated hole disposal well drilling mud
deep tow deviation dissolved solids drilling procedure
deep-penetrating charge deviation survey distillation extraction drilling program
deepwater play dew point distortion drilling rate
deep-water play dewatering distributed temperature log drilling rig
deflector flowmeter dewpoint distributed-temperature log drilling riser
deflocculant dextral distribution drilling-fluid engineer
deflocculate diagenesis diurnal variation drill-noise vertical seismic profile
deflocculated mud diagenetic divergence drillpipe
deflocculation diagenetic porosity diversion drillpipe conveyed
defoamer diameter of invasion diverter drillship
defoaming plates diameter of investigation diverter flowmeter drillstem
degasser diamond bit diverting agent drillstem test
degree API diapir division order drillstring
dehydrate diatom Dix formula drip
dehydration diatomaceous DMO drip accumulator
dehydrator diatomite dog collar droop
delay rental dichromate salt dog house drop ball
deliverability test dielectric dog leg drop bar
delta dielectric constant doghouse drop sub
delta rho dielectric permittivity dogleg dropoff gun
delta t dielectric propagation log dolomite drop-off gun
delta t stretch dielectric resistivity dolomitization dropout
deltaic diesel oil mud dolostone dry bed
delta-t stretch diesel-oil mud domain dry bed dehydrator
demulsifier diesel-oil plug domainal fabric dry combustion
densimeter difference map domainal structure dry forward combustion
densitometer differential compaction dome dry gas
density differential pressure doodlebugger dry hole
density contrast differential pressure sticking dope dry oil
density current differential SP dosing pump dry rock
density measurement differential spectrum double block-and-bleed dry-bed dehydrator
density profile differential sticking double refraction DSS
departure curve differential temperature log down dip DST
dephasing differential weathering correction down lap DST pressure chart
depleted zone differential-temperature log down stream dual completion
depletion difficult to disperse down stroke dual induction
deployment system difficult to disperse in salt downdip dual permeability reservoir
depocenter diffraction downhole gauge dual porosity reservoir
deposit diffraction stack downhole receiver dual water
depositional energy diffusion downhole safety valve (DSV) dual-permeability reservoir
depositional environment diffusion equation downhole sensors dual-porosity reservoir
depositional system diffusion relaxation downhole source due diligence
depth control dike downlap dummy valve
depth controller dilatancy downstream dump bailer
depth conversion dilatancy theory downstream pipeline duplex pump
depth correlation dilatation downstroke duster
depth datum dilatational wave downward continuation dye penetrant inspection
depth derived diluent Draeger tube dyke
depth map dilution drag bag dynamic correction
depth mark dilution water drag bit dynamic filter press
depth matched dim spot drag-bag dynamic filtration
depth matching dip Dräger tube dynamic fluid level
depth migration dip correction drain hole dynamic miscibility
depth of invasion dip fault drainage dynamic positioning
depth of investigation dip moveout drainage area dynamic range
depth point dip tube drainage volume dynamic seal
depth reference dipole drained test dynamic-aging test
depth reference point dipole field drainhole dynamite
depth section dipping bed drape dynamometer
depth wheel direct emulsifier draw down dynamometer card
depth-derived direct hydrocarbon typing drawdown