摘要
介绍了反井钻机施工时产生偏斜的各种原因和相应的防偏措施,推荐了几种钻孔偏斜的测量和纠偏办法,并指出了反井施工防偏技术的发展方向。
The different reasons for deflection in raising drill working and corresponding measures of preventing deflection are introduced. Several methods of measuring and correcting deflection of drilling are recommended. The development direction of technology in preventing deflection of raising drill construction is pointed out.
出处
《煤炭技术》
CAS
2008年第6期8-11,共4页
Coal Technology
关键词
反井钻机
钻进方向
偏斜
控制
raising drill
direction of infixing
deviation
control
