RecommendedPracticeforDesignofContinuousFlowGasLiftInstallationsUsingInjectionPressureOperatedValvesAPIRECOMMENDEDPRACTICE11V6SECONDEDITION,JULY1999REAFFIRMED,MARCH2015RecommendedPracticeforDesignofContinuousFlowGasLiftInstallationsUsingInjectionPressureOperatedValvesUpstreamSegmentAPIRECOMMENDEDPRACTICE11V6SECONDEDITION,JULY1999REAFFIRMED,MARCH2015SPECIALNOTESAPIpublicationsnecessarilyaddressproblemsofageneralnature.Withrespecttopartic-ularcircumstances,local,state,andfederallawsandregulationsshouldbereviewed.APIisnotundertakingtomeetthedutiesofemployers,manufacturers,orsupplierstowarnandproperlytrainandequiptheiremployees,andothersexposed,concerninghealthandsafetyrisksandprecautions,norundertakingtheirobligationsunderlocal,state,orfed-erallaws.Informationconcerningsafetyandhealthrisksandproperprecautionswithrespecttopar-ticularmaterialsandconditionsshouldbeobtainedfromtheemployer,themanufacturerorsupplierofthatmaterial,orthematerialsafetydatasheet.NothingcontainedinanyAPIpublicationistobeconstruedasgrantinganyright,byimplicationorotherwise,forthemanufacture,sale,oruseofanymethod,apparatus,orprod-uctcoveredbyletterspatent.Neithershouldanythingcontainedinthepublicationbecon-struedasinsuringanyoneagainstliabilityforinfringementofletterspatent.Generally,APIstandardsarereviewedandrevised,reaffirmed,orwithdrawnatleasteveryfiveyears.Sometimesaone-timeextensionofuptotwoyearswillbeaddedtothisreviewcycle.ThispublicationwillnolongerbeineffectfiveyearsafteritspublicationdateasanoperativeAPIstandardor,whereanextensionhasbeengranted,uponrepublication.StatusofthepublicationcanbeascertainedfromthegeneralmanageroftheUpstreamSegment[telephone(202)682-8000].AcatalogofAPIpublicationsandmaterialsispublishedannu-allyandupdatedquarterlybyAPI,1220LStreet,N.W.,Washington,D.C.20005.ThisdocumentwasproducedunderAPIstandardizationproceduresthatensureappropri-atenotificationandparticipationinthedevelopmentalprocessandisdesignatedasanAPIstandard.Questionsconcerningtheinterpretationoftheconte...