急倾斜中厚矿体长矿房连续开采干式充填采矿法
张天航,赵兴东,李怀宾,赵一凡,张姝婧

Continuous Dry Filling of Long Room Method for Steeply Inclined and Medium Thick Orebody
Tianhang ZHANG,Xingdong ZHAO,Huaibin LI,Yifan ZHAO,Shujing ZHANG
表1 青龙沟采区北矿段采矿技术经济指标
Table 1 Technical-economic indicators of north section of Qinglonggou mining area
参数 数值 参数 数值
采场生产能力/(t·d-1 307 损失率/% 9.6
生产效率/(t·班-1·d-1 1 000 贫化率/% 7.5
凿岩工效/(m·台班-1 100 作业成本/(元·t-1 33.7
采切比/(m3·kt-1 89.5 充填成本/(元·t-1 13.6