【摘要】 采煤方法是煤矿生产的中心环节,在新形势下,再不能长期沿袭不合理的采煤方法,针对目前我国小型煤矿急倾斜煤层放顶煤开采方法的应用情况,阐述了掩护支架用于放顶煤开采中的优越性和适用性等问题,促进改革急倾斜煤层的采煤方法,运用合理、先进的开采技术,加快推进小型煤矿机械化程度,全面提升安全保障机制。更多还原

【Abstract】 Mining method is the core of coal production, so the irrational method cannot be followed under new circumstance. Discusses the advantage and applicability of shield used in coalmines caving,according to the current application of half-edge coal seam caving in China. In order to encourage the reform of mining method on half-edge coal seam, using rational and advanced technique. As a consequence, to accelerate the mechanization of small coalmines, and enhance the security mechanism.更多还原