摘要
通过对煤层顶板绘制"三图"进行系统分析,通过不断的摸索实践总结出了依靠"疏、排、截、固"相结合的综合防治顶板水技术,从而保证了矿井的安全生产。
By the systematic analysis on Three inrush by dredging-draining-blocking-consolidating safety production of the mine. Maps for roof coal, the integrated control of roof water is summarized in the study in order to guarantee the
出处
《山西煤炭》
2011年第7期58-59,共2页
Shanxi Coal
关键词
顶板
疏水
打钻
roof coal
hydrophobic
drilling
