| 科学深孔复杂地层钻进技术难题与对策 |
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| 引用本文： | 张伟.科学深孔复杂地层钻进技术难题与对策[J].探矿工程(岩土钻掘工程),2014,41(9):7-12. |
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| 作者姓名： | 张伟 |
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| 作者单位： | 中国地质调查局,北京,100037 |
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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） |
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| 摘 要： | 介绍了在复杂地层科学深钻施工时遇到的困难和问题,主要包括破碎地层钻进问题和强缩径地层钻进问题,讨论了解决这些技术难题时采取的应对技术方案和措施,涉及取心钻进工艺方法和器具、钻机、泥浆体系以及极破碎、强缩径地层的特殊钻进、固井工艺和器具。
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| 关 键 词： | 科学钻探 复杂地层 技术难题 对策 |
| 收稿时间： | 2014/7/30 0:00:00 |
| 修稿时间： | 2014/7/30 0:00:00 |
Technical Problems and Countermeasures for the Drilling Operation in Complex Formations of Scientific Deep Drilling Projects |
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| ZHANG Wei.Technical Problems and Countermeasures for the Drilling Operation in Complex Formations of Scientific Deep Drilling Projects[J].Exploration Engineering:Rock & Soil Drilling and Tunneling,2014,41(9):7-12. |
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| Authors: | ZHANG Wei |
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| Affiliation: | China Geological Survey |
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| Abstract: | This article introduces the difficulties and technical problems encountered in the drilling operation in complex formation of scientific deep drilling projects. The main technical problems are broken formation drilling and strong shrinkage formation drilling. Technical measures for resolving the problems, referring to core drilling technologies, drill rig, drilling mud system and special drilling and cementing technologies used for strong shrinkage formation, are discussed. |
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| Keywords: | scientific drilling complex formation technical problems countermeasures |
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