反井钻井偏斜控制技术  

Declination control technology for raise boring

作　　者：龚建宇[1] 

机构地区：[1]煤炭科学研究总院,北京100013

出　　处：《煤炭科学技术》2003年第7期4-5,46,共3页Coal Science and Technology

摘　　要：分析反井钻井偏斜的原因,提出防偏、减偏的措施;控制钻孔偏斜方法和纠偏办法。The paper analyzed the cause of the declination in a raise boring. The paper provided the measures to prevent and reduce the declination occurred in pilot hole drilling of a raise. Also the paper introduced the controlled boring declination method and declination correcting method.

关 键 词：反井钻井法 导孔钻进 偏斜 纠偏 

分 类 号：TD262.1[矿业工程—矿井建设]