| 保护层跨石门开采安全揭穿突出煤层 |
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| 引用本文： | 刘廷辉. 保护层跨石门开采安全揭穿突出煤层[J]. 矿业安全与环保, 1995, 0(1) |
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| 作者姓名： | 刘廷辉 |
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| 作者单位： | 天府矿务局三汇一矿 |
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| 摘 要： | 三汇一矿属严重煤与瓦斯突出矿井，石门揭穿突出煤层十分困难，安全可靠性极差。文章介绍了三汇一矿采用保护层跨石门开采，安全揭穿突出煤层的方法和效果。
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| 关 键 词： | 开采，卸压，揭煤 |
Extracting Protective Layer across over Cross-cut to Safely Drive through Outburst-proneCoal Seam |
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| Abstract: | anhui No.1 Mine of TianfuCoal Mining Administration is a minewith serious coal and gas outburst,to de-velop cross-cut through an outburst-proneseam is not onl quite difficult, but unre-iable and unsafe,This paper deseribes thelmethod for extracting a protective layeracross over the cross-cut to safely drivethrough an outburst-prone seam and its eff-ectiveness. |
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