摘要
介绍了邓家庄煤矿15202工作面采用局部瓦斯抽放降低上隅角瓦斯体积分数的具体做法,总结出了几次研究试验的结论。
This paper introduces some concrete measures adopted by 15202 working face of Dengjiazhuang Coal Mine to reduce the concentration of upper corner gas by using the local gas drainage, and sums up some conclusions from several experimental studies,
出处
《山西科技》
2013年第3期120-121,共2页
Shanxi Science and Technology
