Through introduces the engineering stratum conditions and down-hole drilling structure, the thesis analyzes the causes of the absorptive drill-jamming accident, puts forward the accident processing methods according to the accident processing guiding principles, and achieves great processing effects. Finally, it summarizes some experience and lessons.%通过介绍工程地层概况及井下钻具结构,分析了吸附卡钻事故的成因,并根据事故处理指导方针,提出了事故处理方法,取得了良好的处理效果,最后总结了几点经验教训。
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