摘要
该文介绍了利用顶板走向抽放、沿煤层抽放系统技术,对采煤工作面及采空区瓦斯进行综合治理。解决了回采工作面上隅角及回风瓦斯超限的问题,并取得了良好的效果。
Introduced to the use of roof drainage, drainage system along the seam technology, the coal face and gob gas in comprehensive fashion. Recovery work to solve the upper corner and return air gas gauge problems, and achieved good results.
出处
《山东煤炭科技》
2012年第2期185-185,187,共2页
Shandong Coal Science and Technology
关键词
采空区瓦斯
高位钻孔
顶抽
底抽
高抽巷道
gob gas high drilling field elevation drill field top pumping at bay high pumping roadway
