深部孔段卡、埋钻事故防治对策的探讨

Discussion of Prevention Measures for Bit Freezing and Burying Accidents in Deep Borehole

摘要:

在简要归纳岩心钻探孔内事故及其防治思路的基础上，重点探讨了深孔钻探最常见的卡、埋钻事故的防治对策。

Abstract:

Based on the brief conclusion on downhole accidents in coring drilling and the prevention ideas, the prevention measures for the most common bit freezing and burying accidents in deep hole drilling are mainly discussed.