硫化镍精矿氧压浸出试验  

Experiment of Oxygen Pressure Leaching for Nickel Sulfide Concentrates

作　　者：苏瑞春 崔建明 

机构地区：[1]云南锡业集团有限责任公司研究设计院,云南个旧661000

出　　处：《有色金属（冶炼部分）》2015年第8期19-23,共5页Nonferrous Metals（Extractive Metallurgy)

基　　金：云南锡业集团有限责任公司一类科研项目(2005JL044)

摘　　要：分析了硫化镍精矿氧压浸出的机理,并详细考查了浸出温度、釜压、初始酸度和反应时间等对反应过程的影响。结果表明,在反应温度110℃、初始酸度80g/L、釜压0.8 MPa、反应时间4h的条件下,镍浸出率≥98%。Mechanism of oxygen pressure leaching for nickel sulfide concentrates was analyzed.The effects of leaching temperature,pressure,initial acidity and time on leaching were investigated.The results show that nickel leaching rate is 98%above under the conditions including reaction temperature of 110℃,initial acidity of 80g/L,pressure of 0.8 MPa,and reaction time of 4h.

关 键 词：硫化镍精矿 氧压浸出 机理 

分 类 号：TF815[冶金工程—有色金属冶金]