| 开采保护层在木冲沟煤矿的实践 |
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| 引用本文： | 张昌铵. 开采保护层在木冲沟煤矿的实践[J]. 矿业安全与环保, 2008, 35(Z1) |
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| 作者姓名： | 张昌铵 |
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| 作者单位： | 水城矿业集团公司,贵州,六盘水,553000 |
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| 摘 要： | 针对木冲沟煤矿11#煤层为突出煤层的情况,采用开采上保护层(9#煤层)的区域性措施,使11#煤层回采前其瓦斯压力得到充分释放,从而达到消突的目的,确保11#煤层在回采过程中彻底解决瓦斯治理及突出问题,保证安全生产。
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| 关 键 词： | 突出煤层 开采保护层 煤与瓦斯突出防治 |
Practice of Extracting Protective Seams in Muchonggou Coal Mine |
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| ZHANG Chang-an. Practice of Extracting Protective Seams in Muchonggou Coal Mine[J]. Mining Safety & Environmental Protection, 2008, 35(Z1) |
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| Authors: | ZHANG Chang-an |
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| Abstract: | The gas pressure in No.11 coal seam was fully released before extraction by taking the regional measures of extracting the upper protective seam(No.9 seam) according to the situation of No.11 outburst seam in Muchonggou Coal Mine,this thus achieves the goal of outburst elimination and ensures safe winning of No.11 coal seam without outburst occurrence. |
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