硫代硫酸盐浸金工艺研究进展  

Research Progress of Leaching of Gold With Thiosulphate

作　　者：王玉 詹伟泉 贾菲菲[1] 宋少先[1] WANG Yu;ZHAN Weiquan;JIA Feifei;SONG Shaoxian(School of Resources and Environmental Engineering,Wuhan University of Technology,Wuhan 430070,China)

机构地区：[1]武汉理工大学资源与环境工程学院,湖北武汉430070

出　　处：《湿法冶金》2020年第6期451-458,共8页Hydrometallurgy of China

基　　金：国家自然科学基金资助项目(51704212,51974216,51704220);湖北省自然科学基金资助项目(2019CFB536)。

摘　　要：综述了铜氨硫代硫酸盐浸金机制,介绍了矿石预处理及体系中铜、氨、硫代硫酸盐等组分、体系pH、温度、氧气氛等条件对浸出的影响,以及提高金浸出率和浸出稳定性的强化方法、作用机制,指出硫代硫酸盐浸金体系存在的问题及改进方向。The mechanism of copper-ammonia-thiosulphate leaching of gold is introduced.The effects of pretreatment of ore,components,pH,temperature and oxygen atmosphere on gold leaching are explained.The enhancing methods and mechanism of improving gold leaching rate and leaching stability are also introduced.The problems and improvement direction of thiosulphate leaching of gold system are pointed out.

关 键 词：硫代硫酸盐 金 浸出 机制 进展 

分 类 号：TF803.21[冶金工程—有色金属冶金] TF831