| 采煤工作面上隅角瓦斯治理 |
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| 引用本文： | 米晓坤.采煤工作面上隅角瓦斯治理[J].煤炭技术,2009,28(6). |
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| 作者姓名： | 米晓坤 |
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| 作者单位： | 七台河矿业精煤集团,通风处,黑龙江,七台河,154600 |
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| 摘 要： | 工作面瓦斯最高的地点是上隅角。因此,控制上隅角瓦斯对防止瓦斯事故,确保回采工作面安全尤为重要。文章主要阐述了上隅角高瓦斯产生的机理及上隅角瓦斯治理的方法,提出了采煤工作面上隅角瓦斯治理的具体措施。
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| 关 键 词： | 煤矿 工作面 上隅角 瓦斯治理 |
Gas Control at Upper Entry Corner of Coal Face |
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| MI Xiao-kun.Gas Control at Upper Entry Corner of Coal Face[J].Coal Technology,2009,28(6). |
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| Authors: | MI Xiao-kun |
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| Affiliation: | Ventilation Dept.;Qitaihe Mining Industry Cleaned Coal Group;Qitaihe 154600;China |
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| Abstract: | The gas volume fraction is the highest at the face upper entry corner.It's important to control gas at the upper entry corner,for ensuring the safety of the coal face.In the paper,the mechanism of high gas production at the upper entry corner,and the methods of gas control at the upper entry corner are expounded.The specific measures of gas control at the upper entry corner of coal faces are pointed out. |
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| Keywords: | coal mine face upper entry corner gas control |
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