摘要
对高瓦斯矿井的回采工作面及掘进头的瓦斯抽放提出一些治理方法,主要有边掘边抽、采面瓦斯预抽、采空区埋管抽放,并对钻孔的布置等作了较详细的说明。
In this article, some methods are put forward for gas drainage at actual mining face and drifting adits, such as tunneling while pumping, pre - pumping gas at working face gas, drainage by burried pumping pipes and givves some more detailed explanation about the layout for drilling.
出处
《煤炭技术》
CAS
2008年第11期99-100,共2页
Coal Technology
关键词
高瓦斯矿
瓦斯抽放
工艺改进
high gas mine
gas at drainage
process imorovement
