| 河坝井田复杂地层钻探施工技术难点及对策 |
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| 引用本文： | 黄平.河坝井田复杂地层钻探施工技术难点及对策[J].探矿工程(岩土钻掘工程),2010,37(5):27-30. |
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| 作者姓名： | 黄平 |
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| 作者单位： | 四川省煤田地质局一三五地质队,四川,泸州,646000 |
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| 基金项目： | 四川省国土资源厅地质勘查基金 |
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| 摘 要： | 为了解决四川叙永河坝煤田勘探复杂地层钻进施工中的技术难点问题,对钻探施工中遇到的复杂地层情况进行分析,介绍了该地区地层特点、钻孔结构、冲洗液类型、护壁堵漏技术及新工艺技术的应用等,保证了该地区钻探施工的顺利实施.
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| 关 键 词： | 煤田勘探 钻探 护壁堵漏 绳索取心 复杂地层 |
Technical Difficulties in Drilling Construction of Complex Formation |
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| HUANG Ping.Technical Difficulties in Drilling Construction of Complex Formation[J].Exploration Engineering:Rock & Soil Drilling and Tunneling,2010,37(5):27-30. |
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| Authors: | HUANG Ping |
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| Affiliation: | No.135 Geological Brigade, Sichuan Provincial Bureau of Coal Geology |
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| Abstract: | In order to solve the technical difficulties of complex formation drilling for coal exploration in Xuyong dam of Sichuan, analysis was made on the encountered complex formations. The paper introduced the formation characteristics, borehole construction, washing fluid, wall protection & leakage control and the application of new technology. |
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