超前钻孔排放瓦斯技术在巷道掘进揭穿老巷中的应用

Application of Advanced Borehole Gas Discharge Technology in Tunneling Old Lanes

利用超前钻孔技术对老空巷道内部积聚的瓦斯有害气体进行排放,能够有效地解决煤矿掘进过程中遇到的老巷瓦斯排放的问题,从而提高老巷内部掘进工作的速度,确保巷道更加安全,并创造新的经济效益。

Using advanced drilling technology to discharge harmful gas accumulated in the old goaf can effectively solve the problem of gas emission in the old roadway encountered in the process of coal mine excavation,thus improving the speed of excavation work in the old roadway,ensuring that the roadway is safer,and creating new economic benefits.