摘要
介绍了薄煤层复合顶板沿空留巷的理论根据,锚杆、锚索、W钢带及锚网联合支护的原理,以及在鸡西荣华煤矿具体实践的效果。
This paper introduces the theoretical grounds for entry retained along gob-- side under composite roof in thin coal seams and also the working principles of compound support with bolts, anchoring cables, W steel band and bolting with wire mesh. Also described are the actual effects of the application of the said compound supports in Ronghua Coal Mine in Jixi.
出处
《中国煤炭》
北大核心
2009年第4期64-65,77,共3页
China Coal
关键词
复合顶板
半煤岩巷道联合支护
沿空留巷
鸡西
composite roof, compound support for use in coal/rock entry, entry retained along gob--side
