下盘电耙道留矿法在焦家金矿的优化

Optimization of shrinkage method with footwall drag path in Jiaojia Gold Mine

焦家金矿寺庄矿区在提升能力有限的情况下,为解决矿山扩产基建工程与采矿生产之间的矛盾,采用了下盘电耙道留矿法,并对此方法进行优化。生产实践表明,此法的应用解决了扩产基建与采矿生产的矛盾,综合经济效益十分显著,在焦家金矿已推广应用。

Based on the situation of limited hoisting capacity in Sizhuang mine area of Jiaojia Gold Mine,in order to settle the contradiction betwen mine extending and mining product,shrinkage method with footwall drag path was used and optimized. The production practice indicated that using this method can resolve the above-mentioned problem,and its comprehensive economic benefit was remarkable.This method was spreaded in Jiaojia Gold Mine.