浅析减少煤矸石采出量与矸石的利用

Analysis on Reducing Amount of Gangue and Recovery and Utilization of Waste

针对传统开采所产生的矸石在地面堆积,既引起地表沉陷又给人类生存环境带来威胁与危害,提出了矸石的再利用、少产生矸石、矸石在井下回填和煤炭直接在地下气化的新途径。不仅可以消除矸石山,节约土地、保护环境,而且可以减少地表沉陷,实现绿色开采,具有良好的社会和经济效益。

In view of the traditional exploitation arising ly causes by surface subsidence also the living environment from the accumulation of waste rock at the ground not onof mankind brings about by threats and hazards, proposes new ways such as waste re -use, produce less waste rock, waste rock backfill and coal in the mine gasify in the underground directly. Waste can be eliminated not only save land, protect the environment, but also can reduce surface subsidence, has good social and economic benefits, implements green mining.