连续油管专业词典

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1、Abandon:Toceaseproducingoilorgasfromawellwhenitbecomesunprofitabletoproduce・Accelerator:Achemicalthatreducesthesettingtimeofacementslurry.AccumulatorPrecharge:Aninitialnitrogenchargeinanaccumulatorwhichisfurthercompressedwhenthehydraulicfluidispumpedin

2、totheaccumulatorstoringpotentialenergy.Accumulator:Apressurevesselchargedwithnitrogengasandusedtostorehydraulicfluidunderpressureforoperationofpressurecontrolequipment・AcidFracture:Toopencracksinproductivehard-limestoneformationsbyusingacombinationofac

3、idandoiloracidandwaterunderhighpressure・AcidTreatment:Amethodbywhichpetroleumbearingformat!onsareputintocontactwithanacidtoenlargetheporespacesandpassagesthroughwhichthereservoirfluidsflow.Acre-foot:Aunitofvolumeoftenusedinreservoiranalysis,equivalentt

4、othevolumeoffluidnecessarytocoveroneacretoadepthofonefoot・Additive:Asubstaneeorcompoundaddedinsmallamountstoalargervolumeofanothersubstancetochangesomecharacteristicofthelatter・Admix:toaddonematerialtoanotherbymixing.Alkali:anybaseorhydroxidehavingthef

5、ollowingproperties:(1)solubilityinwater,(2)thepowerofneutralizingacids,and(3)thepropertyofalteringthetintofmanycoloringmatters・AmericanPetroleumInstitute:theleadingstandardizingorganizationonoilfielddrillingandproducingequipment;abbreviatedAPI.Anchor:A

6、nydevicethatsecuresoffastensequipmentsoitcannotmove・Annularspace:Thespacearoundapipeinawellbore,sometimescalledtheannulus,theouterwallofwhichmaybethewallofeitherthecasingorthehole.Annulus:(seeannularspace)API:(seeAmericanPetroleumInstitute)AWRodThread:

7、Aparallelthreadwiththreethreadsperinch(3TPI)similartotheBWTHREADB.O.S・S・：Tool:BallOperatedShearSub,aballoperatedhydraulicreleasetool.Thistoolisusedtoreleasethecoiledtubingfromthebottomholeassemblyifitwastobecomestuck.BackOff:Tounscrewonethreadedpiecefr

8、omanother.(asasectionofpipe)BackUp:Toholdonesectionofanobjectwhileanotherisbeingscrewedintooroutofit・Bacteria:Alarge,widelydistributedgroupoftypicallyone・celledmicro-organisms・Bactericide:Anythingthatdestroysbacteria・Bails:Adevicemadeof