告成煤矿21041工作面顶板水综合治理技术

摘要

通过对煤层顸板绘制“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