the ore body delivers inversely-high-grade ore above and lean ore under, disobeying the general rule of the ni-cu sulfide deposit.
矿体反相产出,顶部富矿—矿化富集部位有违巖浆型铜镍矿床底部富矿的一般规律。
mineral resources in china have the next characteristics: there are many lean ore and few rich ore;
我国矿产资源的特点是贫矿多,富矿少;
small scale tests and verification tests of magnesia reduction concentrating process for treating rich lean ore mixture from longshou mine in jinchuan were carried out.
对金川镍矿龙首矿混合矿石进行了降镁工艺小型试验和验证试验。
there are huge potential in utilization of lean ore in china, and utilization of lean ore is an inevitable choice for guaranteeing resources safety.
我国大宗贫矿资源利用潜力巨大,贫矿资源利用是保障资源安全的必然选择。
this paper introduced the experiments on the large grain size and high heap gold leaching of stripped lean ore from open pit mining of gaolong co.
介绍了高龙公司利用露采剥离贫矿进行大粒度、大堆高的堆浸提金试验。
description is made of the development and utilization of ni lean ore resource and mine production in jinchuan mine.