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通过在平煤集团公司十矿试验交叉钻孔预抽本煤层瓦斯 ,得出了交叉钻孔抽放效果优于平行钻孔的结论 ,在其它矿区也可大力推广应用
Through the pre-pumping of gas through the cross-boreholes in the No.10 Mine of Pingdingshan Coal Mining Group Corporation, it is concluded that the drainage effect of cross boreholes is better than that of parallel boreholes and can be widely applied in other mining areas