地质钻探孔内复杂情况和孔内事故种类梳理分析.pdf

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1、44签1；9】、tJI．44No．120l7{1-1川Jan．2017：4—9地质钻探孔内复杂情况和孔内事故种类梳理分析孙建华，刘秀美，王志刚，尹浩(中国地质科学院勘探技术研究所，河北廊坊065000)摘要：近‘t-术地质钻探孔IJ、J‘j=；=故数卜降念势，flfj：技术经济条件变化、地质钻探啦川1领域平¨范扩大，'~TifLE深增JI1，孔复杂情况增多，-H．发4~-／Ll～=蕾故，处难度变大心尽快埘地质钻探孔内杂情干¨扎敞种类进行{j}c，；li0定地质钻探孔内书故颅防干¨处技术规，推动孔『人】事故颅防处理技术发腱f1j范化’：婵地质‘i探孔内杂情况种类=卜有铺扎漏火／

2、湔水、钻孔弯I}II、孔温度芹常、钻孔缩径／37径、~yi-fLJ；l'}塌／l~tt滞、孔沉E、孔I～物和他孔内常等；地质钻探彳L^叟种类主仃钻j事故、卡钻事故、埋钻‘_I；=敞、烧钻Jfr、食符g敞、测”¨敞、取心‘n敞l乖l】J上他。j；=故等地质铺探jiI}f人然钻"’营较大的上艺篪异，孔复尔情况和孔事探敝种类亦j4ifl1人然铺帅有所M，小-~HBlc．余照搬jff,类划分，应峪学爿石汕人然i』I：仃,lz的iJ}：卜I-故矿●g预防处先进技术符．~it!．rllt念HR(关键词：扎内杂情况；孔I～事敞；地质钻探⋯仃中图分类号：P634文献标识码：A文章编号：167

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