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根据淮南矿业集团谢桥煤矿煤层赋存特性,利用顺层钻孔中压注水的方法提高了煤层透气性,有效的抽采了煤层瓦斯,为煤矿安全高效开采提供了保障。
According to the occurrence characteristics of coal seam in Xieqiao coal mine of Huainan Mining Group, the gas permeability of coal seam is improved by using the method of medium pressure water injection in the borehole and the gas of coal seam is effectively extracted, which ensures the safe and efficient mining of coal mines.