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    祁正飞. 公乌素煤矿1604工作面上覆9#煤层小井火区治理[J]. 煤矿安全, 2013, 44(10): 138-139,140.
    引用本文: 祁正飞. 公乌素煤矿1604工作面上覆9#煤层小井火区治理[J]. 煤矿安全, 2013, 44(10): 138-139,140.
    shu
    QI Zheng-fei. Fire Area Control of Upper 9# Coal Seam Small Well in Gongwusu Coal Mine 1604 Working Face[J]. Safety in Coal Mines, 2013, 44(10): 138-139,140.
    Citation: QI Zheng-fei. Fire Area Control of Upper 9# Coal Seam Small Well in Gongwusu Coal Mine 1604 Working Face[J]. Safety in Coal Mines, 2013, 44(10): 138-139,140.
    shu

    公乌素煤矿1604工作面上覆9#煤层小井火区治理

    Fire Area Control of Upper 9# Coal Seam Small Well in Gongwusu Coal Mine 1604 Working Face

      摘要
    • 摘要: 公乌素煤矿9#煤层小井火区通过采取地面注液氮和1604工作面均压通风的灭火方法，使火区初步得到控制。

       

      Abstract: Gongwusu Coal Mine 9# coal seam small well uses the method of injecting liquid nitrogen fire extinguishing method in ground and pressure balancing ventilation at 1604 working face ventilation to control of the fire.

       

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