| 地面垂直采空区抽采钻井井口连接装置故障处理及改进 |
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| 引用本文： | 沈忠武.地面垂直采空区抽采钻井井口连接装置故障处理及改进[J].中国煤层气,2012(2):22-24. |
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| 作者姓名： | 沈忠武 |
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| 作者单位： | 铁法能源有限责任公司,辽宁,112700 |
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| 摘 要： | 本文针对地面垂直采空区抽采钻井井口连接装置初期设计不合理采动后易出现损坏现象,介绍了两种处理方法,同时提出了厚薄煤层两种钻井井口连接装置改进方式。
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| 关 键 词： | 地面钻井 连接装置 故障处理 改进 |
Trouble Shooting and Improvement of Wellhead for Surface Gob Well |
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| Shen Zhongwu.Trouble Shooting and Improvement of Wellhead for Surface Gob Well[J].China Coalbeo Methane,2012(2):22-24. |
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| Authors: | Shen Zhongwu |
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| Affiliation: | Shen Zhongwu(Tiefa Energy Co.Ltd.,Liaoning 112700) |
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| Abstract: | In view of the irrational design of wellhead in the early stage for surface gob well,which can be easily damaged after coal extraction,the paper introduces two handling methods.At the same time,two improved wellheads for both thick and thin coal seams are proposed. |
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| Keywords: | Surface gob well wellhead equipment trouble-shooting improvement |
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