| 汶川地震断裂带科学钻探项目WFSD-4孔取心钻进技术 |
| 投稿时间：2014-07-22 修订日期：2014-07-22 点此下载全文 |
| 引用本文：庄生明,吴金生,张伟,等.汶川地震断裂带科学钻探项目WFSD-4孔取心钻进技术[J].钻探工程,2014,41(9):126-129.ZHUANG Sheng-ming,WU Jin-sheng,ZHANG Wei,et al. The Core Drilling Technology Used in the Borehole WFSD-4 of Wenchuan Earthquake Fault Scientific Drilling Project[J]. Drilling Engineering, 2014,41(9):126-129. |
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| 基金项目: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） |
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| 中文摘要: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。 |
| 中文关键词:地震断裂带 科学钻探 复杂地层 取心钻进 强缩径 |
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| The Core Drilling Technology Used in the Borehole WFSD-4 of Wenchuan Earthquake Fault Scientific Drilling Project |
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| Abstract: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. |
| keywords:Wenchuan earthquake fault scientific drilling complex formation core drilling strong shrinkage formation |
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