| 河坝井田复杂地层钻探施工技术难点及对策 |
| 投稿时间：2010-01-14 修订日期：2010-01-14 点此下载全文 |
| 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].钻探工程,2010,37(5):27-30.HUANG Ping. Technical Difficulties in Drilling Construction of Complex Formation[J]. Drilling Engineering, 2010,37(5):27-30. |
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| 基金项目:四川省国土资源厅地质勘查基金项目 |
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| 中文摘要: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。 |
| 中文关键词:煤田勘探 钻探 护壁堵漏 绳索取心 复杂地层 |
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| Technical Difficulties in Drilling Construction of Complex Formation |
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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. |
| keywords:coal exploration drilling wall protection & leakage control wire-line coring complex formation |
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