汶川地震断裂带科学钻探取心钻进岩心堵塞机理分析 |
投稿时间:2013-06-26 修订日期:2013-06-27 点此下载全文 |
引用本文:庄生明,罗光强,张伟.汶川地震断裂带科学钻探取心钻进岩心堵塞机理分析[J].钻探工程,2013,40(7):65-68.ZHUANG Sheng-ming,LUO Guang-qiang,ZHANG Wei. Analysis oo Core Blockage Mechanism in the Core Drilling Operation of Wenchuan Earthquake Fault Scientific Drilling Project[J]. Drilling Engineering, 2013,40(7):65-68. |
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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 |
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中文摘要:对汶川地震断裂带科学钻探4号孔(WFSD-4)钻探现场半合管取心钻进岩心堵塞的机理进行了分析,总结出了4类岩心堵塞的形式,对每一类岩心堵塞形式给出了减轻岩心堵塞的技术措施建议。 |
中文关键词:地震科学钻探 取心钻进 破碎地层 岩心堵塞 机理 汶川地震断裂带科学钻探 |
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Analysis oo Core Blockage Mechanism in the Core Drilling Operation of Wenchuan Earthquake Fault Scientific Drilling Project |
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Abstract:By the analysis on core blockage mechanism with split core barrel for the coring operation of the borehole No.4 of Wenchuan Earthquake Fault Scientific Drilling Project, the paper summarized 4 core blockage forms. Some technical measures to reduce core blockage are suggested for each type of the core blockage form. |
keywords:earthquake scientific drilling coring drilling broken formation core blockage mechanism Wenchuan earthquake fault scientific drilling |
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