天东60井油管解堵工艺技术的研究  

STUDY ON CHEMICAL CLEANING TECHNOLOGY OF WELL TIANDONG 60 TUBE SCALE

作　　者：沈长寿[1] 宋彬[1] 罗迎冰[1] 唐永帆[1] 钟俊[2] 林盛旺[2] 

机构地区：[1]西南油气田分公司天然气研究院 [2]西南油气田分公司重庆气矿

出　　处：《石油与天然气化工》2000年第5期264-265,共2页Chemical engineering of oil & gas

摘　　要：针对天东 6 0井油管堵塞状况 ,分析了油管堵塞物的组成 ,研究成功相应的油管解堵技术。分析结果表明 :油管堵塞物主要由泥浆残留物、铅油和岩屑等组成。室内研究表明 :研究的天东 6 0井油管解堵清洗液清除率达到 90 %以上 ,腐蚀速率低于 5g/m2 ·h ,适合天东 6 0井油管解堵作业。现场施工结果表明 :天东 6 0井油管解堵技术针对性强 ,易于操作 ,解堵效果好 ,有效地恢复了气井产能。Well Tiandong 60 tube scale has been analyzed and is composed of mud,lead oil and rock.We have developed chemical cleaning technology for tube scale of well Tiandong 60.The test results show that the developed chemical cleaning liquid can clean more than 90% of tube scale,and corrosion rate of NT80SS tube is less than 5 g/m 2h.It is proved that the chemical cleaning liquid can effectively clean well Tiandong 60 tube scale.

关 键 词：气井 油管 堵塞物 清洗液 油管解堵工艺 

分 类 号：TE3[石油与天然气工程—油气田开发工程]