| 陇东煤田绳索取心钻探的探索和应用 |
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| 引用本文： | 潘小志.陇东煤田绳索取心钻探的探索和应用[J].探矿工程,2013,40(11):28-31. |
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| 作者姓名： | 潘小志 |
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| 作者单位： | 福建省121地质大队,福建龙岩364021 |
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| 摘 要： | 简述了陇东煤田地区地层特点，分析影响钻探施工的主要因素，采取增大钻头外径、优化钻孔结构、优选适岩钻头、完善泥浆体系等配套技术措施，重点阐述了粘附卡钻事故的预防和处理技术。
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| 关 键 词： | 塑料套管 适岩钻头 泥浆体系 粘附卡钻 绳索取心钻探 陇东煤田 |
| 收稿时间： | 2013/5/27 0:00:00 |
| 修稿时间： | 2013/5/28 0:00:00 |
Exploration and Application of Wire-line Core Drilling in Longdong Coalfield |
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| PAN Xiao-zhi.Exploration and Application of Wire-line Core Drilling in Longdong Coalfield[J].Exploration Engineering(Drilling & Tunneling),2013,40(11):28-31. |
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| Authors: | PAN Xiao-zhi |
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| Institution: | PAN Xiao-zhi ( 121 Geological Team of Fujian Province, Longyan Fujian 364021, China) |
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| Abstract: | The formation characteristics of Longdong coalfield region are described, and based on the analysis on the main factors influencing the drilling construction, the drill bit diameter increasing, the borehole structure optimizing, the suitable drill bit for rock optimally selecting, mud system improving and other supporting technologies were adopted. The paper focuses on the prevention and treatment of the adhesive sticking drill accident. |
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| Keywords: | plastic casing suitable drill bit for rock mud system adhesive sticking drill wire-line core drilling Long-dong coalfield |
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