1、Recommended Practice for Oil and Gas Well Servicing and Workover Operations Involving Hydrogen SulfideAPI RECOMMENDED PRACTICE 68FIRST EDITION,JANUARY 1998REAFFIRMED,SEPTEMBER 2010Recommended Practice for Oil and Gas Well Servicing and Workover Operations Involving Hydrogen SulfideUpstream SegmentAP
2、I RECOMMENDED PRACTICE 68FIRST EDITION,JANUARY 1998REAFFIRMED,SEPTEMBER 2010 SPECIAL NOTES API publications necessarily address problems of a general nature.With respect to partic-ular circumstances,local,state,and federal laws and regulations should be reviewed.API is not undertaking to meet the du
3、ties of employers,manufacturers,or suppliers towarn and properly train and equip their employees,and others exposed,concerning healthand safety risks and precautions,nor undertaking their obligations under local,state,or fed-eral laws.Information concerning safety and health risks and proper precaut
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6、eryfive years.Sometimes a one-time extension of up to two years will be added to this reviewcycle.This publication will no longer be in effect five years after its publication date as anoperative API standard or,where an extension has been granted,upon republication.Statusof the publication can be a
7、scertained from the API Authoring Department telephone(202)682-8000.A catalog of API publications and materials is published annually and updatedquarterly by API,1220 L Street,N.W.,Washington,D.C.20005.This document was produced under API standardization procedures that ensure appropri-ate notificat
8、ion and participation in the developmental process and is designated as an APIstandard.Questions concerning the interpretation of the content of this standard or com-ments and questions concerning the procedures under which this standard was developedshould be directed in writing to the director of
9、the Authoring Department(shown on the titlepage of this document),American Petroleum Institute,1220 L Street,N.W.,Washington,D.C.20005.Requests for permission to reproduce or translate all or any part of the materialpublished herein should also be addressed to the director.API standards are publishe
10、d to facilitate the broad availability of proven,sound engineer-ing and operating practices.These standards are not intended to obviate the need for apply-ing sound engineering judgment regarding when and where these standards should beutilized.The formulation and publication of API standards is not
11、 intended in any way toinhibit anyone from using any other practices.Any manufacturer marking equipment or materials in conformance with the markingrequirements of an API standard is solely responsible for complying with all the applicablerequirements of that standard.API does not represent,warrant,
12、or guarantee that such prod-ucts do in fact conform to the applicable API standard.All rights reserved.No part of this work may be reproduced,stored in a retrieval system,or transmitted by any means,electronic,mechanical,photocopying,recording,or otherwise,without prior written permission from the p
13、ublisher.Contact the Publisher,API Publishing Services,1220 L Street,N.W.,Washington,D.C.20005.Copyright 1998 American Petroleum Institute FOREWORD These recommended practices were prepared by the API Subcommittee on Oil and GasWell Servicing and Workover Operations Involving Hydrogen Sulfide.This s
14、tandard isunder the administration of the American Petroleum Institute Exploration&ProductionDepartments Executive Committee on Drilling&Production Practices.It is intended that these voluntary recommended practices serve as a guide to promote andmaintain integrity of oil and gas well servicing/work
15、over facilities and operations in theinterest of public safety,personnel safety,and protection of the environment.Users of thispublication are reminded that constantly developing technology,specific company require-ments and policy,and specialized or limited operations do not permit coverage of all
16、possi-ble operations,practices,or alternatives.This standard is not so comprehensive as to presentall of the recommended practices for oil and gas well servicing/workover operations involv-ing hydrogen sulfide.Alternative operating procedures and/or equipment are available androutinely used to meet or exceed recommended practices or performance levels set forthherein.Recommendations presented in this publication are based on industry experience andexpertise involving a wide range of operating lo
