“双疏水降压法”防治底板水害技术研究与应用

Research and Application of "Double Hydrophobic Depressurization" Technology for Controlling Floor Water Damage

辛安矿的矿井水文地质条件类型为极复杂型,曾经于2010年和2011年连续两年发生了两次奥灰突水事故。

The type of mine hydrogeological conditions of Xin＇an coal mine is very complex, In 2010 arid 2011, there happened two ordovician limestone water inrush accidents.