放顶煤开采的合理选择  

Rational Choice of Fully Mechanized Mining with Caving of Roof Coal

作　　者：杨金尧 

机构地区：[1]鹤岗矿业集团兴安煤矿,黑龙江鹤岗154100

出　　处：《煤炭技术》2009年第5期82-83,共2页Coal Technology

摘　　要：放顶煤开采中,顶板煤的可放性是开采的关键问题。文章分析了放顶煤开采的主要优点及存在的问题,简述了放顶煤开采的适用条件及注意事项。The caving nature of fully mechanized mining with caving of roof coal is a key problem.In the paper,the main advantages and existing problems in fully mechanized mining with caving of roof coal are analyzed.The applicable conditions and attention are briefly expounded.

关 键 词：放顶煤开采 回采率 可放性 

分 类 号：TD823[矿业工程—煤矿开采]