承德黑山矿区钻孔纠斜技术及防斜技术措施  

Borehole Deviation Correcting and Controlling Technical Measures in Heishan Mining Area of Chengde

作　　者：赵均文[1] 于志坚[1] 邢运涛[1] 丁国东[1] 

机构地区：[1]河北省地矿局地质四队,河北承德067000

出　　处：《探矿工程（岩土钻掘工程）》2010年第5期17-21,共5页Exploration Engineering:Rock & Soil Drilling and Tunneling

摘　　要：近两年,河北承德黑山矿区钻孔顶角、方位超差一直是困扰地质技术人员和钻探施工人员的一大难题,针对生产实际问题,采用LZ-73(89)造斜器进行纠偏,取得了较好的效果。此外,在分析钻孔跑偏的主要原因和总结施工经验的基础上,提出了预防钻孔偏斜的技术措施,实践证明措施科学有效。Azimuth error and borehole top angle oversize were the difficult problems in drilling construction in Heishan mining area of Chengde.LZ-73（89）whipstock was used for deviation correction with good effect.Based on the analysis on the causes of borehole running deviation and summary on the construction experience,technical measures of borehole deviation prevention were put forward.

关 键 词：造斜器 钻孔 顶角 方位角 纠斜 防斜 

分 类 号：P634.7[天文地球—地质矿产勘探]