| 宁夏羊场湾煤矿复杂地层大口径电缆孔施工技术 |
| 投稿时间：2009-12-31 修订日期：2009-12-31 点此下载全文 |
| 引用本文：米万隆,李学军,李娟,等.宁夏羊场湾煤矿复杂地层大口径电缆孔施工技术[J].钻探工程,2010,37(4):27-30.MI Wan-long,LI Xue-jun,LI Juan,et al. Construction Technical on a Large Diameter Cable Opening and Hole in Complex Formation of Ningxia[J]. Drilling Engineering, 2010,37(4):27-30. |
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| 中文摘要:结合神华宁煤羊场湾矿电缆钻孔施工实践，总结出宁东煤矿大口径特种钻孔施工的最佳工艺与技术要求，有效预防和处理破碎地层漏失的方法;在大口径钻孔水泥固井工序施工中成功使用了先进的止逆单向阀固井工艺，提出了针对大口径钻孔孔内事故的处理方法，并进行了成功的应用。 |
| 中文关键词:煤矿特种钻孔 复杂地层 施工工艺 事故处理 |
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| Construction Technical on a Large Diameter Cable Opening and Hole in Complex Formation of Ningxia |
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| Abstract:According to the cable opening and hole construction in Yangchangwan coal mine, the optimum technology and technical requirement and effective prevention & treatment on broken leakage formation for special large diameter drilling construction in Ningdong mine were summed up. Advanced non-return valve cementing technology was successfully applied for large diameter borehole cementing process, and treatment methods of large diameter downhole trouble were put forward. |
| keywords:special borehole in coal mine complex formation construction technology accident treatment |
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