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根据康家湾金属矿矿柱开采技术条件 ,将煤矿使用成熟的单体液压支柱护顶技术引入金属矿长壁式崩落法采场的矿柱回采。回采方案工艺简单 ,适应性能强 ,支护成本低。
According to the technical conditions of ore pillar mining in Kangjiawan metal mine, the single-pillar hydraulic prop technique developed in coal mines is introduced into the pillared mining method of the long-wall caving method of metal ores. Mining program simple process, strong adaptability, low support costs.