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1 drilling pressure
давление на коронку
давление на долото
(при вращательном бурении)
[ http://slovarionline.ru/anglo_russkiy_slovar_neftegazovoy_promyishlennosti/]Тематики
Синонимы
EN
Англо-русский словарь нормативно-технической терминологии > drilling pressure
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2 drilling pressure
усилие подачи при буренииБольшой англо-русский и русско-английский словарь > drilling pressure
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3 drilling pressure
Англо-русский словарь технических терминов > drilling pressure
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4 drilling pressure
1) давление на коронку; давление на долото* * *Англо-русский словарь нефтегазовой промышленности > drilling pressure
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5 drilling pressure
1) Техника: усилие подачи при бурении2) Нефть: давление на долото, давление на коронку, нагрузка на долото -
6 drilling pressure
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7 drilling pressure
нагрузка или давление на коронку или долото.English-Russian dictionary of terms for geological exploration drilling > drilling pressure
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8 pressure
давление; пластовое давление; усилие; напор; напряжение; сжатиеpressure above the atmospheric — давление выше атмосферного; манометрическое [избыточное] давление, сверхдавление
pressure applied at the surface — давление, создаваемое на устье скважины
pressure at the economic level — давление, определяемое экономичностью разработки
pressure on the bit — давление на долото, нагрузка на долото
* * *
давление; пластовое давление
* * *
1) давление2) интенсивная эксплуатация, переэксплуатация ( природных ресурсов) скважины•pressure applied at surface — давление, создаваемое на устье скважины;
pressure at economic level — давление, определяемое экономичностью обработки;
pressure at well bore — забойное давление;
pressure in place — давление в залежи;
pressure in reservoir — давление в залежи;
pressure on bit — давление на долото, нагрузка на долото;
pressure on intake side of pump — давление на входе в насос;
pressure per diamond — удельное давление на один алмаз;
to keep up pressure — поддерживать давление;
to maintain pressure — поддерживать давление;
to offset formation pressure — создавать противодавление на пласт;
- abandonment pressureto pressure up — проверять плотность соединений перед кислотной обработкой; опрессовывать
- abnormal formation pressure
- abnormal gas pressure
- abnormal pore pressure
- abnormal reservoir pressure
- abnormal rock pressure
- abnormal well pressure
- abnormally high pressure
- above bubble point pressure
- absolute formation pressure
- absolute reservoir pressure
- absolute wellhead pressure
- annular friction pressure
- annulus pressure
- anomalously high pore pressure
- applied pressure
- areal average pressure
- atmospheric pressure
- available pressure
- average flowing pressure
- average reservoir pressure
- average unit pressure
- back pressure
- barometric pressure
- bit pressure
- boost pressure
- borehole pressure
- bottom-loading pressure
- bottomhole pressure
- bottomhole circulating pressure
- bottomhole differential pressure
- bottomhole flowing pressure
- bottomhole shut-in pressure
- breakdown pressure
- bubble-point pressure
- bubble-point pressure of reservoir oil
- bursting pressure
- casing pressure
- casing-burst pressure
- casing-head pressure
- charging pressure
- chip hold-down pressure
- circulating pressure
- circulating fluid pressure
- circulation pressure
- closed pressure
- closed-in pressure
- closed-in bottomhole pressure
- collapse pressure
- collapsing pressure
- compression pressure
- compressor discharge pressure
- compressor outlet pressure
- contact pressure
- critical pressure
- current pressure
- delivery pressure
- detonation pressure
- diamond pressure
- differential pressure
- discharge pressure
- discharge pressure at pump
- discharge line pressure
- displacement pressure
- down pressure
- drilling pressure
- drilling agent pressure
- drilling bit-nozzle pressure
- drilling mud pressure
- drilling mud bottomhole pressure
- drilling mud column pressure
- drilling mud head pressure
- driving pressure
- edge water pressure
- effective pressure
- equilibrium formation pressure
- equilibrium reservoir pressure
- excess pressure
- explosion pressure
- external boundary pressure
- feed pressure
- field pressure
- final bottomhole pressure
- final flowing pressure
- final formation pressure
- final hydrostatic pressure
- final hydrostatic drilling mud pressure
- final inflow pressure
- final reservoir pressure
- final residual reservoir pressure
- final shut-in pressure
- final shut-in bottomhole pressure
- final squeeze cementing pressure
- final tubing pressure
- flooding pressure
- flow pressure
- flow line pressure
- flowing pressure
- flowing bottomhole pressure
- flowing casing pressure
- flowing reservoir pressure
- flowing surface pressure
- flowing tubing pressure
- flowing tubing head pressure
- flowing wellhead pressure
- flowing wellhead annulus pressure
- fluid pressure
- fluid-displacement pressure
- formation pressure
- formation breakdown pressure
- formation fracture pressure
- forward pressure
- fractional pressure
- fracture pressure
- fracture opening pressure
- fracture widening pressure
- fracturing pressure
- full well pressure
- gage pressure
- gas pressure
- gas cap pressure
- gas inrush pressure
- gas pipeline pressure
- gas reservoir pressure
- gaslift differential pressure
- geostatic pressure
- ground pressure
- high pressure
- hydraulic pressure
- hydraulic fracturing pressure
- hydrofracturing pressure
- hydrostatic pressure
- hydrostatic bottomhole pressure
- hydrostatic kill pressure
- inflation pressure
- initial bottomhole pressure
- initial closed-in bottomhole pressure
- initial flowing pressure
- initial flowing wellhead pressure
- initial formation pressure
- initial hydrofracturing pressure
- initial hydrostatic drilling mud pressure
- initial inflow pressure
- initial reservoir pressure
- initial shut-in pressure
- initial shut-in bottomhole pressure
- initial vapor pressure
- injection pressure
- injection gas pressure at surface
- inlet pressure
- instantaneous shut-in pressure
- intake pressure
- intake well head pressure
- interstitial fluid pressure
- jack pressure
- jacking pressure
- kickoff pressure
- lateral pressure
- leak-off pressure
- line pressure
- liquid pressure
- live pressure
- log-derived pore pressure
- low pressure
- low-frequency pressure
- low-injection pressure
- manifold pressure
- maximum allowable pressure
- maximum allowable casing pressure
- maximum allowable surface pressure
- maximum allowable working pressure
- maximum flowing pressure
- maximum initial field pressure
- maximum initial reservoir pressure
- maximum surface pressure
- maximum top pressure
- maximum tubing pressure
- maximum wellhead pressure
- mean reservoir pressure
- medium pressure
- middle pressure
- mixing pressure
- mud pump pressure
- mud pump shock pressure
- negative pressure
- normal pressure
- normal pore pressure
- nozzle pressure
- oil pressure
- oil column pressure
- oil displacement pressure
- oil vapor pressure
- omnidirectional pressure
- open-flow pressure
- open-hole pressure
- original average reservoir pressure
- original bubble-point pressure
- original reservoir pressure
- original reservoir gas pressure
- oscillatory pressure
- outlet pressure
- overburden pressure
- pipe collapsing pressure
- pipeline pressure
- pipeline admission pressure
- piping pressure
- pore pressure
- pore fluid pressure
- priming pressure
- producing pressure
- producing bottomhole pressure
- propping pressure
- pump pressure
- pump discharge pressure
- pump inlet pressure
- pump intake pressure
- pump-in pressure
- pumping-out pressure
- Reid vapor pressure
- relief pressure
- replacement pressure
- reservoir pressure
- reservoir pressure as of date of appraisal
- reservoir pressure reduced to a plane
- reservoir back pressure
- return pressure
- rock pressure
- roof pressure
- sampling pressure
- sand pressure
- sand-face injection pressure
- saturation pressure
- saturation pressure of reservoir fluid
- seam pressure
- separation pressure
- separator pressure
- shut-in pressure
- shut-in bottomhole pressure
- shut-in casing pressure
- shut-in drill pipe pressure
- shut-in formation pressure
- shut-in reservoir pressure
- shut-in tubing pressure
- shut-in wellhead pressure
- shut-in wellhead annulus pressure
- side pressure
- slush pump pressure
- squeeze pressure
- standard pressure
- standpipe pressure
- static pressure
- static bottomhole pressure
- static reservoir pressure
- static wellhead annulus pressure
- steady-state reservoir pressure
- stone pressure
- stream pressure
- subsurface pressure
- suction pressure
- suction end pressure
- surface pressure
- surface mud pressure
- surface squeeze pressure
- surplus pressure
- terminal pressure
- terminal pipeline pressure
- test pressure
- top-hole pressure
- top-hole flow pressure
- top-hole gaslift pressure
- total pressure
- total bit pressure
- total critical pressure
- tubing pressure
- unbalanced pressure
- underground pressure
- undisturbed formation pressure
- unit pressure
- unit ground pressure
- unsteady-state reservoir pressure
- uplift pressure
- uplift pressure on bottom
- velocity pressure
- virgin pressure
- virgin formation pressure
- water pressure
- water hammer pressure
- water inrush pressure
- weighted average reservoir pressure
- well pressure
- well flowing pressure
- wellbore pressure
- wellhead pressure
- wellhead annulus casing pressure
- wellhead back pressure
- wellhead flowing pressure
- wind pressure
- working pressure* * *• усилиеАнгло-русский словарь нефтегазовой промышленности > pressure
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9 drilling
бурение; сверление; высверливаниеbottom supported marine drilling — бурение скважин с опорой на дно (со стационарной свайной платформы)
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1. бурение2. pl. буровой шлам, буровая мелочь
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1) бурение; сверление; высверливание || буровой; бурильный2) pl выбуренная порода3) pl буровой шлам, буровая мука; буровая мелочь4) pl скважины5) pl алмазы величиной от 4 до 23 штук на карат•drilling afloat — бурение наплаву;
drilling ahead — 1) бурение ниже башмака обсадной колонны ( на значительную глубину) 2) бурение, опережающее проходку горной выработки;
drilling by flame — 1) термическое бурение 2) прожигание скважин;
drilling by jetting method — 1) бурение гидравлическим способом 2) гидромониторное бурение;
drilling deeper — углубка скважины;
drilling for gas — бурение на газ;
drilling for oil — бурение на нефть;
drilling for structure — картировочное бурение;
drilling for water — бурение на воду;
drilling from floating vessel — бурение с плавучего основания;
drilling in cramped quarter — бурение глубоких скважин из выработки малого сечения;
drilling into abnormal pressure zone — бурение в зоне высокого давления;
not drilling — простаивающий ();
drilling off the whipstock — бурение со стационарного отклонителя;
drilling on the bottom — чистое бурение;
drilling out of cement plug — разбуривание цементной пробки;
drilling suspended indefinitely — бурение прекращено на неопределённое время;
drilling the pay — разбуривание продуктивного пласта;
drilling to completion — бурение до проектной глубины;
drilling to predetermined depth — бурение до проектной глубины;
drilling to projected depth — бурение до проектной глубины;
drilling with aerated fluid — бурение с промывкой аэрированной жидкостью;
drilling with aerated formation water — бурение с промывкой аэрированными пластовыми водами;
drilling with air — бурение с очисткой забоя воздухом;
drilling with counterflow — бурение с обратной промывкой;
drilling with explosives — взрывное бурение;
drilling with localized mud circulation — бурение с местной промывкой;
drilling with mud — бурение с промывкой буровым раствором;
drilling with oil — бурение с промывкой раствором на углеводородной основе;
drilling with salt water — бурение с промывкой солёной водой;
drilling with sound vibration — вибробурение со звуковыми частотами;
- drilling of submarine wellsdrilling without drill pipe — беструбное бурение;
- abrasive jet drilling
- aerated-fluid drilling
- aerated-mud drilling
- aeration drilling
- air drilling
- air-and-gas drilling
- air-and-stable-foam drilling
- air-flush drilling
- air-hammer drilling
- air-hammer rotary drilling
- air-motor drilling
- air-percussion drilling
- air-reverse-circulation drilling
- angled drilling
- angular drilling
- anomaly drilling
- appraisal drilling
- arc drilling
- auger drilling
- balanced drilling
- barge drilling
- bench drilling
- blasthole drilling
- blind drilling
- borehole drilling
- bottom supported marine drilling
- bottomhole circulation drilling
- bottom-supported offshore drilling
- branched-hole drilling
- cable drilling
- cable-churn drilling
- cable-Pennsylvanian drilling
- cable-rotary drilling
- cable-tool drilling
- calibration drilling
- Calyx drilling
- Canadian drilling
- carbide percussion drilling
- chain bit drilling
- checkerboard drilling
- chemical drilling
- chilled-shot drilling
- churn drilling
- churn flame drilling
- city-lot drilling
- clean drilling
- close drilling
- close-spaced surface drilling
- close-spaced underground drilling
- cluster drilling
- cluster directional drilling of slant
- combination drilling
- compressed air drilling
- continuous penetration drilling
- contract drilling
- control angle drilling
- controlled drilling
- controlled-angle drilling
- core drilling
- counterflush drilling
- counterflush core drilling
- cover drilling
- Craelius method drilling
- deep drilling
- deep-hole drilling
- deep-water drilling
- deep-well drilling
- definition drilling
- dense drilling
- development drilling
- diamond drilling
- diamond core drilling
- direct-air-circulation drilling
- direct-circulation drilling
- directed drilling
- directional drilling
- directional drilling of slant holes
- double-barreled drilling
- double-directional drilling
- double-hand drilling
- double-inclinated drilling
- double-simultaneous drilling
- double-tube drilling
- downhole drilling
- downhole electrical motor drilling
- downhole hammer drilling
- downhole percussion drilling
- downhole turbine motor drilling
- down-the-hole drilling
- drainhole drilling
- drive-pipe drilling
- dry drilling
- dry-hole drilling
- dry percussive drilling
- dual-bore cluster drilling
- dual-hole simultaneous drilling
- dust-free drilling
- dustless drilling
- easy drilling
- electrical drilling
- electrical arc drilling
- electrical bottomhole drilling
- electrohydraulic drilling
- electrojet drilling
- electron beam drilling
- erosion drilling
- erosion jet drilling
- exhaust gas drilling
- exploration drilling
- exploratory drilling
- explosion drilling
- extended reach drilling
- failure-free drilling
- fan drilling
- flame drilling
- flame-jet drilling
- floating drilling
- fluid circulating drilling
- fluid core drilling
- flush drilling
- foam drilling
- formation drilling
- full-diameter drilling
- full-hole drilling
- gas drilling
- gas-well drilling
- geological drilling
- group drilling
- grout-hole drilling
- guided drilling
- hand drilling
- hand churn drilling
- hand hammer drilling
- hard-rock drilling
- heavy weight drilling
- high-frequency drilling
- high-frequency percussion drilling
- high-velocity jet drilling
- hooded dry drilling
- horizontal drilling
- horizontal branched-hole drilling
- horizontal-drainhole drilling
- horizontal-radial diamond drilling
- horizontal-ring drilling
- hydraulical drilling
- hydraulical percussion drilling
- hydraulical rotary drilling
- hydrodynamical drilling
- hydropercussion drilling
- hydropercussion rotary drilling
- hydroturbine downhole motor drilling
- implosion drilling
- inclination drilling
- induction drilling
- infill drilling
- injection drilling
- instrumental drilling
- intermediate hole drilling
- inverted oil emulsion drilling
- jet drilling
- jet-bit drilling
- jet-erosion drilling
- jet-piercer drilling
- jet-piercing drilling
- jetted-particle drilling
- jetting drilling
- jump drilling
- key well drilling
- large-hole drilling
- laser drilling
- lateral drilling
- line drilling
- line-hole drilling
- line-well drilling
- long-hole drilling
- machine drilling
- magnetostriction drilling
- magnetostriction rotary drilling
- marine drilling
- mechanical drilling
- mechanized drilling
- Mesabi structural drilling
- microbit drilling
- mist drilling
- moderate drilling
- mud-circulating drilling
- mud-powered hammer drilling
- multidirectional drilling
- multihole drilling
- multiple drilling
- multiple-plan drilling
- noncore drilling
- nonpressure drilling
- offset drilling
- offshore drilling
- oil-emulsion drilling
- oil-mud drilling
- oil-well drilling
- old-well deeper drilling
- one-man drilling
- on-land drilling
- optimized drilling
- oriented drilling
- original drilling
- outstep drilling
- overbalanced drilling
- overburden drilling
- overhead drilling
- parallel hole drilling
- pay drilling
- pellet impact drilling
- Pennsylvanian drilling
- percussion drilling
- percussion-air drilling
- percussion-rod drilling
- percussion-rotation drilling
- percussive drilling
- percussive-machine drilling
- percussive-rotary drilling
- performance drilling
- permafrost drilling
- petroleum drilling
- pier drilling
- pillar extraction drilling
- pilot drilling
- pipe-driving drilling
- pipeless drilling
- pipeless downhole electrical motor drilling
- placer drilling
- plasma drilling
- plug drilling
- pneumatical drilling
- preliminary drilling
- pressure drilling
- probe drilling
- production drilling
- prospect drilling
- pulsed jet drilling
- push-button drilling
- push-feed drilling
- quick-blow drilling
- radial drilling
- random drilling
- rapid-blow drilling
- reduced-pressure drilling
- remote automated drilling
- reverse-circulation core drilling
- ring drilling
- rock drilling
- rocket drilling
- rod drilling
- rod-tool drilling
- roller-bit drilling
- rope drilling
- rotary drilling
- rotary-percussion drilling
- rotary-turbine drilling
- rotation drilling
- rotation-vibropercussion drilling
- rough drilling
- run-to-waste drilling
- safe drilling
- salt-dome drilling
- sample drilling
- scattered drilling
- seam drilling
- secondary drilling
- sectional steel drilling
- self-cleaning drilling
- shaft drilling
- shallow drilling
- shaped charge drilling
- shelf drilling
- ship-side drilling
- shock-wave drilling
- shot drilling
- shot core drilling
- shothole drilling
- simultaneous drilling
- single-hand drilling
- single-pass drilling
- single-row drilling
- slant-hole drilling
- slim-hole drilling
- sonic combination drilling
- spark drilling
- spindle feed drilling
- spring-pole drilling
- steel-shot drilling
- straight-ahead drilling
- straight-hole drilling
- straight-hole directional drilling
- stratigraphic test drilling
- structure drilling
- subgrade drilling
- submarine drilling
- subsurface drilling
- superdeep drilling
- surface drilling
- surface blasthole drilling
- surface hole drilling
- tension drilling
- test drilling
- test-hole drilling
- test-well drilling
- thermal drilling
- top hammer drilling
- top hole drilling
- tough drilling
- town-lot drilling
- triple-hole simultaneous drilling
- trouble-free drilling
- tungsten-carbide drilling
- turbine motor drilling
- ultradeep drilling
- ultrasonic drilling
- underbalanced drilling
- underground drilling
- underwater drilling
- up-hole drilling
- upper-hole drilling
- vacuum drilling
- vertical drilling
- vertical ring drilling
- vibration drilling
- vibratory drilling
- vibratory-percussion drilling
- vibratory-rotary drilling
- vibropercussion drilling
- vibropercussion rotary drilling
- wash drilling
- water drilling
- water-assisted drilling
- water-flush drilling
- water-jet drilling
- water-well drilling
- well drilling
- wet drilling
- wild-cat drilling
- wireline drilling* * *Англо-русский словарь нефтегазовой промышленности > drilling
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10 drilling
1) сверление2) бурение3) мн. ч. сверлильная стружка4) мн. ч. буровой шлам, буровая мелочь•drilling for — (oil, gas, water) бурение на (нефть, газ, воду);drilling off the whipstock — бурение со стационарного отклонителя;-
aerated-fluid drilling
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air drilling
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air percussion drilling
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angled drilling
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angular drilling
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appraisal drilling
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auger drilling
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balanced drilling
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blasthole drilling
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branched-hole drilling
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cable tool drilling
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cable drilling
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center drilling
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churn drilling
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close-spaced surface drilling
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close-spaced underground drilling
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cluster drilling
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combination drilling
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compressed-air drilling
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controlled-angle drilling
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core drilling
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cover drilling
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deep-hole drilling
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deep-water drilling
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definition drilling
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diamond drilling
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directional drilling
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dry percussive drilling
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dry-hole drilling
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dry drilling
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electric bottom-hole drilling
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electrohydraulic drilling
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electron beam drilling
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exploration drilling
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fan drilling
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flame-jet drilling
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flush drilling
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full-hole drilling
-
gas drilling
-
guided drilling
-
high-frequency drilling
-
horizontal drilling
-
hydraulic drilling
-
hydropercussion drilling
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hydroturbine downhole motor drilling
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infill drilling
-
injection drilling
-
jet drilling
-
jet-piercing drilling
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jetted-particle drilling
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jig drilling
-
key well drilling
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laser drilling
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magnetostriction drilling
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mist drilling
-
nonpressure drilling
-
offshore drilling
-
on-land drilling
-
overbalanced drilling
-
peck feed drilling
-
pellet-impact drilling
-
percussion drilling
-
percussive-rotary drilling
-
pneumatic drilling
-
pressure drilling
-
production drilling
-
remote automated drilling
-
reverse-circulation core drilling
-
reverse-circulation drilling
-
rod tool drilling
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roller-bit drilling
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rotary drilling
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rotary-percussion drilling
-
rotation drilling
-
secondary drilling
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shaft drilling
-
shot drilling
-
simultaneous drilling
-
single pass drilling
-
slag-notch drilling
-
slim-hole drilling
-
structure drilling
-
subgrade drilling
-
test drilling
-
thermal drilling
-
ultradeep drilling
-
underbalanced drilling
-
underwater drilling
-
up-hole drilling
-
vertical drilling
-
vibration drilling
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wash drilling
-
wet drilling
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wire-line core drilling
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wire-line drilling -
11 drilling thrust
давление на коронку
давление на долото
(при вращательном бурении)
[ http://slovarionline.ru/anglo_russkiy_slovar_neftegazovoy_promyishlennosti/]Тематики
Синонимы
EN
Англо-русский словарь нормативно-технической терминологии > drilling thrust
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12 drilling agent pressure
Англо-русский словарь нормативно-технической терминологии > drilling agent pressure
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13 drilling mud pressure
Англо-русский словарь нормативно-технической терминологии > drilling mud pressure
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14 pressure drilling
Англо-русский словарь нормативно-технической терминологии > pressure drilling
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15 drilling under pressure
Англо-русский словарь нормативно-технической терминологии > drilling under pressure
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16 drilling mud bottomhole pressure
Англо-русский словарь нормативно-технической терминологии > drilling mud bottomhole pressure
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17 drilling-mud bottom hole pressure
Англо-русский словарь нормативно-технической терминологии > drilling-mud bottom hole pressure
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18 drilling mud column pressure
Англо-русский словарь нормативно-технической терминологии > drilling mud column pressure
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19 drilling mud head pressure
Англо-русский словарь нормативно-технической терминологии > drilling mud head pressure
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20 drilling-mud pressure gauge
Англо-русский словарь нормативно-технической терминологии > drilling-mud pressure gauge
См. также в других словарях:
Drilling riser — joints with buoyancy modules A drilling riser is a conduit that provides a temporary extension of a subsea oil well to a surface drilling facility. Drilling risers are categorised into two types: marine drilling risers used with subsea blowout… … Wikipedia
Drilling fluid invasion — is a process that occurs in a well being drilled with higher wellbore pressure than formation pressure. The liquid component of the drilling fluid (known as the mud filtrate) continues to invade the porous and permeable formation until the solids … Wikipedia
Pressure shale — is shale that has been exposed to high pressures that causes it to fracture, usually into large concave pieces. In mud logging, watching for this type of shale is one method of monitoring for the possibilty of drilling into high pressures that… … Wikipedia
Drilling fluid — This article is about fluids used when drilling a well. For fluids used with drill bits during metal working, see cutting fluid. Driller pouring a foaming agent down the rod string on a drilling rig In geotechnical engineering, drilling fluid is… … Wikipedia
Drilling mud — In geotechnical engineering, drilling mud, also known as spud mud (when beginning the drilling process), is a drilling fluid used to drill boreholes into the earth. Often used while drilling oil and natural gas wells and on exploration drilling… … Wikipedia
Drilling rig — For a detailed diagram of a Petroleum drilling rig, see List of components of oil drilling rigs. Drilling rig preparing rock blasting … Wikipedia
Drilling — For other uses, see Drilling (disambiguation). Drilling is a cutting process that uses a drill bit to cut or enlarge a hole in solid materials. The drill bit is a multipoint, end cutting tool. It cuts by applying pressure and rotation to the… … Wikipedia
Drilling rig (petroleum) — The equipment associated with a rig is to some extent dependent on the type of rig but typically includes at least some of the following items: #Mud tank #Shale shakers #Suction line (mud pump) #Mud pump #Motor or power source #Vibrating hose… … Wikipedia
drilling mud — noun a mixture of clays and chemicals and water; pumped down the drill pipe to lubricate and cool the drilling bit and to flush out the cuttings and to strengthen the sides of the hole • Syn: ↑drilling fluid • Hypernyms: ↑lubricant, ↑lubricator,… … Useful english dictionary
drilling mud — a water based or oil based suspension of clays pumped into an oil well during drilling in order to seal off porous rock layers, equalize the pressure, cool the bit, and flush out the cuttings. Also called drilling fluid. * * * ▪ excavation… … Universalium
rotary drilling — Drilling a well by the rotation of a bit. A method frequently used in boring for oil. Boring is done by rotation of a bit attached to a steel pipe, which, when so used is called a drill stem. A smaller bore, called a rat hole, sometimes precedes … Ballentine's law dictionary