汶川地震断裂带科学钻探项目WFSD-4孔取心钻进技术  

The Core Drilling Technology Used in the Borehole WFSD-4 of Wenchuan Earthquake Fault Scientific Drilling Project

作　　者：庄生明[1] 吴金生[1] 张伟[2] 王稳石[3] 

机构地区：[1]中国地质科学院探矿工艺研究所,四川成都611734 [2]中国地质调查局,北京100037 [3]中国地质科学院勘探技术研究所,河北廊坊065000

出　　处：《探矿工程（岩土钻掘工程）》2014年第9期126-129,共4页Exploration Engineering:Rock & Soil Drilling and Tunneling

基　　金：科技部科技支撑计划专项"汶川地震断裂带科学钻探(WFSD)"项目之"科学钻探与科学测井"课题;中国地质调查局地调项目"破碎和强缩径地层大直径深孔取心钻进技术研究"(1212011120258);"地震断裂带复杂地层钻探施工技术应用示范"(12120114075701)

摘　　要：介绍了汶川地震断裂带科学钻探项目4号孔(WFSD-4)取心钻进施工情况,对破碎和缩径地层的取心钻进工艺和技术措施及其应用效果进行了分析和总结。In this article the core drilling operation of the borehole WFSD-4 of Wenchuan earthquake fault scientific drilling project has been described,and the core drilling technology and technical measures to solve the problems encountered while drilling in broken rock formation and strong borehole shrinkage condition have been analyzed and summarized. The application results of the core drilling technology and technical measures have been introduced.

关 键 词：地震断裂带 科学钻探 复杂地层 取心钻进 强缩径 

分 类 号：P634.5[天文地球—地质矿产勘探]