提高无底柱分段崩落法硐室落矿回收率的途径探讨

WAYS FOR INCREASING THE ORE RECOVERY IN CHAMBER BLASTING BY SUBLEVEL CAVING

摘要: 通过对镜铁山矿无底柱分段崩落法硐室爆破落矿结构参数及其存在问题的分析,提出了改善硐室结构参数,提高矿石回收率的措施,取得较好的结果。

Abstract: In this article,by analysing the structural parameters of chamber blasting used in Jingtieshan Iron Mine and existing problems,the measures for improving the chamber structural parameters and increasing ore recovery.