摘要
在分析国内煤炭市场现状的基础上 ,结合五阳煤矿开采实际及残余煤柱情况 ,提出了残余煤柱开采的必要性和技术途径 ,并进行了简单的经济效果预测 ,证明开采残余煤柱投资少、见效快、生产成本低 ,利于煤炭产品销售 ,有利于煤矿扭亏为盈。
On the basis of analysis present situation of coal market in our country,this paper combines situation of reality mining and remains props,raises necessity and technological way of mining remains props makes forecasting of economical result,proves less investment,fast efficiency and tow costs of production,it is good for turning tosses into profits in coal mine.
出处
《煤》
2000年第4期32-33,45,共3页
Coal
关键词
残余煤柱
轻型支架
放顶煤综采
简易放顶煤开采
开采
矿井
remains props
cooperating mining
light support fully-mechanized caving mining
simple caving mining