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.
出处
《煤炭科学技术》
CAS
北大核心
2003年第7期4-5,46,共3页
Coal Science and Technology
关键词
反井钻井法
导孔钻进
偏斜
纠偏
raise boring method
pilot hole drilling, declination, declination correction
