| 特大涌水孔绳索取心钻探施工工艺 |
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| 引用本文： | 宋继伟.特大涌水孔绳索取心钻探施工工艺[J].探矿工程,2010,37(12):17-18,21. |
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| 作者姓名： | 宋继伟 |
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| 作者单位： | 贵州省地矿局115地质大队,贵州清镇551400 |
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| 摘 要： | 针对贵州省瓮安县老虎洞磷矿勘查工作中的部分特大涌水孔,认真研究采用钻孔上部孔段泄水、加重泥浆、Φ56 mm绳索取心钻具、改装S75绳索取心内管总成等多种钻探措施相结合,形成了适用于特大型涌水孔的小口径绳索取心施工工艺。
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| 关 键 词： | 涌水孔 绳索取心钻具 加重泥浆 钻具改装 |
| 收稿时间： | 2010/6/2 0:00:00 |
| 修稿时间： | 2010/6/2 0:00:00 |
Drilling Technology of Wire-line Coring for Super Large Water Gushing Hole |
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| SONG Ji-wei.Drilling Technology of Wire-line Coring for Super Large Water Gushing Hole[J].Exploration Engineering(Drilling & Tunneling),2010,37(12):17-18,21. |
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| Authors: | SONG Ji-wei |
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| Institution: | SONG Ji-wei(115 Geological Team,Bureau of Geology and Mineral Exploration and Development of Guizhou Province,Qingzhen Guizhou 551400,China) |
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| Abstract: | Aiming at some super large water gushing holes in the exploration at Laohudong phosphate mine in Weng＇an County of Guizhou Province,the top hole section of water releasing,weighted mud,56mm wire-line coring tool,S75 wire-line coring inner pipe assembly refitting and some drilling methods were combined to form a complete set of small diameter wire-line coring construction technology for super large gushing water. |
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| Keywords: | water gushing hole wire-line coring tool weighted mud drilling tool refitting |
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