论文部分内容阅读
介绍权台煤矿在94107工作面回采过程中, 采用沿空留巷方法, 避开工作面斜交断层, 回收煤炭资源, 提高了煤炭资源采出率, 实现了高产高效、安全的开采效果。
Introduction In the process of 94107 working face back-drilling in Quantai Coal Mine, adopting the method of gob-side entry retaining, avoiding the cross-section faults in the working face and recovering the coal resources, the mining rate of coal resources was raised and the productive effect with high productivity, high efficiency and safety was realized.