确定采场出矿截止品位的探讨  

Discussion on Ore's Cut off Grade from Underground Mining

作　　者：张资江 

机构地区：[1]云南省矿产资源管理委员会

出　　处：《矿产保护与利用》1997年第2期9-10,共2页Conservation and Utilization of Mineral Resources

摘　　要：按照市场经济规律提出以量化的办法计算金属矿山坑下采场崩落法出矿的截止品位，并探讨了需要做好的有关工作。Market economy requires defination of ore's cut off grade from underground mining resonably.The author puts forward a calculating procedure for such a grade of ores from underground pit caving mining.Relevant operations are also disscussed.

关 键 词：金属矿 采矿 采场 出矿 截止品位 崩落法开采 

分 类 号：TD853.36[矿业工程—金属矿开采]