“三软”不稳定煤层综放工作面回收率提高措施

"Three soft" Irregular Coal Seam Comprehensive Mechanization Caving Roof Coal Working Face Recovery Exaltation Measure

结合郑煤集团超化煤矿"三软"不稳定煤层实际情况,对21051综采工作面丢煤进行了原因分析,并根据工作面生产实际,介绍了进一步提高回收率的措施,为今后类似工作提供了经验。

This text combines Zheng Mei group super - turns the actual circumstance of the coal mine, colliery＂ three soft＂ irregular coal seam, the paraquinones 21051 comprehensive mechanization caving the roof coal working faces threw the coal to carry on the reason analyse, and produce according to the working face physically, introduced the measure of the further exaltation recovery, was similar to the operate to provide the experience for the aftertime.