Through experimental study, the CIP plant of Hougou Gold Mine brought the technology of normal pressure cyanide free desorption into being without any modification of original equipment.
后沟金矿炭浆厂经过试验研究，使用原有设备，不需进行任何改动，实现了常压无氰解吸。
2
This paper describes the Mn production and puts forward a new method to mine low-grade rhodochrosite using solving and soaking. The experimental results are presented in the paper.
概述了锰矿的生产现状，提出了原地溶浸开采低品位菱锰矿新方法，给出了菱锰矿溶浸实验结果。
3
This paper presents the experimental study for the physical-mechanicalchemical behaviour of the mud stone for one open pit coal mine.