| 大口径特殊工程钻孔套管事故原因及对策 |
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| 引用本文： | 袁志坚.大口径特殊工程钻孔套管事故原因及对策[J].探矿工程,2010,37(3):46-48. |
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| 作者姓名： | 袁志坚 |
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| 作者单位： | 河南省煤田地质局,河南郑州450052 |
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| 摘 要： | 大口径特殊工程钻孔近几年在煤矿安全生产中应用越来越广泛，而大口径特殊工程钻孔在施工中套管挤毁事故时有发生，就事故发生原因进行了分析和研究，并根据套管事故案例的共性问题提出了相应的技术措施。
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| 关 键 词： | 大口径特殊工程钻孔 粘管 挤毁 套管柱 |
| 收稿时间： | 2009/3/30 0:00:00 |
| 修稿时间： | 2009/11/24 0:00:00 |
Cause of Casing Failure in Special Engineering Borehole with Large Diameter and the Countermeasures |
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| YUAN Zhi-jian.Cause of Casing Failure in Special Engineering Borehole with Large Diameter and the Countermeasures[J].Exploration Engineering(Drilling & Tunneling),2010,37(3):46-48. |
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| Authors: | YUAN Zhi-jian |
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| Institution: | YUAN Zhi-jian (Henan Provincial Bureau of Coalfield Geology, Zhengzhou Henan 450052, China) |
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| Abstract: | The special engineering borehole with large diameter was applied more and more extensively in coal mine safety production in recent years, and casing collapsing frequently occurred in the construction. The paper analyzed and studied the accident causes and put forward the corresponding technical measures according to common problems of the casing failure Cases. |
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| Keywords: | special engineering borehole with large diameter pasting drill casing collapsing casing string |
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