【摘要】 结合晋城新区的煤层瓦斯赋存特征,对新区矿井煤与瓦斯共采技术及相应的瓦斯抽放钻孔布置进行了探讨。科学合理地布置瓦斯抽放钻孔抽放瓦斯,不仅有利于新区矿井煤炭的开采,而且也有利于煤层瓦斯的开采,从而有利于保持新区矿井安全生产的长期稳定和经济效益的增长。更多还原

【Abstract】 This paper approaches the common extraction technology of coal and gas and the layout of gas drainage boreholes according to the occurrence characteristics of coalbed gas in coal mines of new Jincheng Coal Mining Area. The scientific and rational layout of drainage boreholes is not only favorable to coal mining , but also to the extraction of gas in these mines, thus guaranteeing the durable stability of safe production and steady increase of economic profit of mines.更多还原