运用注水防突技术在急倾斜煤层上山掘进的体会

Experiences in Application of Outburst Prevention Technology by Water Infusion in Raise Driving on Deeply-inclined Seam

青山煤矿通过对煤层上山掘进的瓦斯突出机理分析,加强上山瓦斯管理,采取有效措施,防止了上山掘进瓦斯突出。

By analysis of gas outburst mechanism of raise driving in Qingshan Colliery,the authors present the ways of improving gas management,which have effectively prevented gas outburst in raise driving.