| 煤层气掏穴井钻探施工技术 |
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| 引用本文： | 袁志坚.煤层气掏穴井钻探施工技术[J].探矿工程(岩土钻掘工程),2007,34(7):20-21,24. |
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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： | 通过工程实例，介绍了煤层气掏穴井施工的目的、技术要求、设备机具、施工工艺，以及掏穴作业和技术措施。
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| 关 键 词： | 煤层气 掏穴井 钻探 |
| 文章编号： | 1672-7428（2007）07-0020-02 |
| 修稿时间： | 2007-02-012007-06-12 |
Drilling Technique for Enlarging Borehole in Conlbed Methane Shaft |
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| YUAN Zhi-jian.Drilling Technique for Enlarging Borehole in Conlbed Methane Shaft[J].Exploration Engineering:Rock & Soil Drilling and Tunneling,2007,34(7):20-21,24. |
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| Authors: | YUAN Zhi-jian |
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| Affiliation: | Coalfield Geology Bureau of Henan Province, Zhengzhou Henan 450052, China |
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| Abstract: | The paper detailed the technical specification, equipment, construction technology and technical measures of enlarging borehole in shaft for coalbed methane with field cases. |
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| Keywords: | coalbed methane enlarging borehole in shaft drilling |
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