摘要
结合平煤四矿己三、戊九采区上隅角瓦斯经常超限问题,研究应用了大流量埋管抽放上隅角瓦斯及尾巷预埋管抽放瓦斯技术,并考察了其效果,不但解决了瓦斯超限问题,同时取得了较好的经济社会效益。
In view of gas overrun problem of upper corner of Jisan and Wujiu Mining Area in No. 4 Mine of Pingdingshan Mining Group, the authors have studied the application of gas drainage technology by high flow buried gas extraction on upper corner and embedded tube at tailgate, which has solved the problem of gas overrun and proved better economic and social benefits.
出处
《江西煤炭科技》
2010年第1期56-57,共2页
Jiangxi Coal Science & Technology
