摘要
坚硬厚煤层放顶煤开采过程中,顶煤的弱化处理一直是困绕煤矿综合效益的关键问题,本文讨论了顶煤弱化处理的方法及其相关的处理技术,特别对爆破弱化技术进行了较多的叙述。
During caving the hard thick coal seam, the weakening treatment of top coal is a key problem influencing the comprehensive benefits of coal mine. The paper discusses the method and related technology of weakening treatment of top coal, especially describes the blast weakening technology.
出处
《煤矿机电》
2006年第5期68-70,共3页
Colliery Mechanical & Electrical Technology
关键词
坚硬厚煤层
顶煤弱化
技术
hard thick coal seam
weakening of top coal
technology
