SR-28地热井坍塌卡钻事故的处理  

Treatment of Drill Pipe Sticking in SR-28 Geothermal Well Collapsing Accident

作　　者：李振杰[1] 徐云鹏[1] 王平[1] 宗振海[1] 

机构地区：[1]天津地热勘查开发设计院,天津300250

出　　处：《探矿工程（岩土钻掘工程）》2011年第9期49-51,共3页Exploration Engineering:Rock & Soil Drilling and Tunneling

摘　　要：就SR-28地热井出现的由坍塌引起的卡钻事故原因进行了分析,针对事故原因分别采用了套铣、测卡、爆炸松扣等技术手段进行了处理,并取得了成功。介绍了该井事故的处理技术措施。In this paper,analysis was made on the causes of drill pipe sticking accident of SR-28 geothermal well by collapsing.According to the different causes,casing mill,measuring sticking point and breaking pack of dynamite and other technical means were adopted,the accident was successfully treated.

关 键 词：地热井 卡钻事故 坍塌 事故处理 

分 类 号：TE249[石油与天然气工程—油气井工程]