黑旺铁矿边角矿体联合开采的应用

Application of Combined Mining of Boundary and Corner Orobocly at Heiwang Iron Mine

根据联合开采技术的优越性 ,论述了矿山闭坑前期露天地下联合开采的应用问题 ,并建立了联合开采的时间优化模型 ,其主要目的就是要降低采矿总费用 。

The advantages of the combined opencasting underground mining and its application in the early period of pit closure are described.The time optimization model of the combined mining is established with the main aim of reducing the gross cost of mining and improving the gross recovery of mine resource.