大倾角较薄厚煤层综放工作面架前冒落因素分析及防治  

Factor Analysis and Prevention of Caving in Front of Supports at Fully Mechanized Caving Coal Face of Large Inclination Thick Coal Bed

作　　者：李洪[1] 

机构地区：[1]新疆焦煤集团公司主焦煤公司,乌鲁木齐830025

出　　处：《煤炭技术》2006年第12期58-59,共2页Coal Technology

摘　　要：系统地分析了坚硬顶板、软煤、软底大倾角较薄厚煤层综采放顶煤工作面架前煤壁区冒落的原因,以及采取的预防措施和处理方法。The caving reasons of the rib area in front of supports is analyzed, at the fully mechanized caving coal face, in the hard roof, soft coal, soft bottom and large inclination thick coal bed. The preventive measures and treatment methools are also analyzed.

关 键 词：坚硬顶板 软煤 软底 大倾角 架前冒落 

分 类 号：TD327[矿业工程—矿井建设]