摘要
介绍了阳泉五矿综采放顶煤工作面采用倾向高抽巷 ,对上邻近层瓦斯进行有效抽放 。
The paper introduces that high dip tunnel for drawing out gas ,which is applied in fully mechanized roof-caving face in No.5 coal mine in Yangquan,draws out gas of upper neighbouring coal seam effectively,with expected satisfactory results.
出处
《河北煤炭》
2004年第6期1-2,24,共3页
Hebei Coal
关键词
综采放顶煤
上邻近层
瓦斯
倾向高抽巷
fully mechanized roof-caving face
upper neighbouring coal seam
gas
high dip tunnel for drawing out gas
