高沼气矿井综采工作面联合抽放的应用研究 -

高沼气矿井在中国比较普遍,联合抽放是较为行之有效的瓦斯处理方法。简要分析了综采工作面联合抽放的基本方法,提出了有效的瓦斯治理方法。 There are lots of high gas concentration mine in China.Combined drainage is the effective method to deal with gas.Analyze the basic methods of fully-mechanized face combined drainage,propose effective methods to decrease gas content