低贫化放矿研究及其在白银铜矿的应用
LOW DILUTION ORE-DRAWING AND ITS APPLICATION IN BAIYIN COPPER MINE
-
摘要: 通过对无底柱分段崩落法端部放矿时崩落矿岩移动规律的研究和采场结构的分析，提出了低贫化放矿方式，并在白银铜矿825—375矿块得到实施。Abstract: By studing the movement law of loose body in sublevel caving and analyzing the structure of mining area, a new drawing way for low ore dilution is put forth. It is applied successfuny in Baiyin Copper Mine.
下载: