摘要
分析了大河边煤矿采面的瓦斯涌出规律,探讨了采用顺煤层钻孔预抽煤层瓦斯、底板专用瓦斯巷钻孔穿层预抽煤层瓦斯等综合抽放治理瓦斯的方法。
The rule of gas gush in Dahebian Coal Mine are analyzed, the synthesis methods of governing gas, such as drawing out gas based on coal order, and drilling at special gas mad are researched.
出处
《煤炭技术》
CAS
2007年第1期83-86,共4页
Coal Technology
关键词
综合抽放
治理
瓦斯
synthesis drainage
govern
gas
