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随着矿井开采深度的不断增大,深井井筒揭煤期间瓦斯突出防治问题日渐突出。通过对文家坡矿井井筒成功揭煤的分析,为彬长煤田其他矿井揭煤提供一定的技术支持。
With the continuous increase of mine exploitation depth, the prevention and control of gas outburst during deep wellbore uncovering coal has become increasingly prominent. Based on the analysis of the successful coal uncovering in Wenjiabao mine shaft, it provides some technical support for uncovering coal in other coal mines in Binchang coalfield.