| 采煤工作面防治煤与瓦斯突出实践 |
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| 引用本文： | 丁自文,丁建勋. 采煤工作面防治煤与瓦斯突出实践[J]. 矿业安全与环保, 2010, 37(Z1) |
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| 作者姓名： | 丁自文 丁建勋 |
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| 作者单位： | 神华宁夏煤业集团,乌兰煤矿,宁夏,石嘴山,753000 |
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| 摘 要： | 根据乌兰矿煤层赋存条件,在7#煤层采煤工作面利用运输巷、中间巷、运输上山,采用穿层钻孔预抽下部8#煤层瓦斯,有效地降低了突出煤层瓦斯含量和压力,消除了其突出危险性,确保了7#煤层安全顺利开采。
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| 关 键 词： | 采煤工作面 防突措施 煤与瓦斯突出 |
Practice of Coal and Gas Outburst Prevention and Control in Coal Faces |
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| DING Zi-wen,DING Jian-xun. Practice of Coal and Gas Outburst Prevention and Control in Coal Faces[J]. Mining Safety & Environmental Protection, 2010, 37(Z1) |
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| Authors: | DING Zi-wen DING Jian-xun |
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| Affiliation: | DING Zi-wen,DING Jian-xun |
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| Abstract: | Crossing holes were drilled from the haulage road,center gate and haulage rise of the working face in No.7 seam into No.8 seam for gas pre-drainage according to occurrence of coal seams in Wunan Mine,which effectively reduced the gas content and pressure of the outburst saem,eliminated its outburst hazard and ensured the safe and smooth winning of No.7 seam. |
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