红牛铜矿超前切顶下向大直径深孔落矿阶段出矿嗣后充填法的研究与应用

Research and Application of the Ore Extraction and Subsequent Filling Method in the Downward Large Diameter Deep Hole Mining Stage of the Advanced Top Cutting of Hongniu Copper Mine

根据红牛铜矿东部KT2、KT2-1矿段采用的超前切顶下向大直径深孔落矿阶段出矿嗣后充填采矿法采矿工艺特点,通过结合当期生产试验阶段的生产实际情况,对工艺的优缺点和采矿方法的应用以及现场实践应用情况分析,对矿山今后开采积累了大量有价值的经验。

According to the characteristics of the ore extraction and subsequent filling method in the downward large diameter deep hole mining stage of the advanced top cutting of KT2 and KT2-1 in the eastern part of the Red Bull Copper Mine,a lot of valuable experience has been accumulated in future mining by analyzing the advantages and disadvantages of the process,the application of mining methods and on-site practice by analyzing the actual production situation of the current production test stage.