浅谈切顶爆破卸压技术在沿空留巷中应用的探讨

摘要

通过对切顶爆破卸压技术工艺介绍，说明了该技术在煤矿沿空留巷中具有安全方便，既减少了开拓工程量，又提高了资源回收等优点。%By introducing roof blasting pressure releasing technology, it showed that this technology was safe and convenient in coal mine sublevel roadway, and it reduced the amount of preparation works, also increased resource recovery.