摘要
本文通过以阜新东梁煤矿五井综采放顶煤工作面为条件的实验室模拟试验研究,对目前放顶煤开采中的重要问题进行了探讨和论述.
In this paper some important subjects concerning top-coal drawing method are disussed by means of simulating experiments with the analogical conditions similar to a coal face in colliery Dongliang No. 5 Fuxin Coal Mining Bureau.
关键词
采煤
顶煤
采煤法
综采
厚煤层
top-coal recovery rate
drawing interval
drawing technology
breaking
angle of repose
