某地铜钴渣氧压酸浸工艺研究  

Study on Oxygen Pressure Acid Leaching Process of Copper-cobalt Slag in Somewhere

作　　者：牟兴兵 翟忠标 刘俊场 谢天鉴 付维琴 邹维 MOU Xing-bing;ZHAI Zhong-biao;LIU Jun-chang;XIE Tian-jian;FU Wei-qin;ZOU Wei(State Key Laboratory of Pressure Hydrometallurgical Technology of Associated Nonferrous Metal Resources,Kunming,Yunnan 650031,China;Kunming Metallurgical Research Institute Company Limited,Kunming,Yunnan 650031,China)

机构地区：[1]昆明冶金研究院有限公司,云南昆明650031 [2]共伴生有色金属资源加压湿法冶金技术国家重点实验室,云南昆明650031

出　　处：《云南冶金》2021年第1期44-47,共4页Yunnan Metallurgy

基　　金：科技人才和平台计划-科技领军人才培养2017HA012;云南省应用基础研究计划青年项目(201601YE00028)。

摘　　要：研究了采用氧压酸浸工艺从铜钴渣中浸出铜、钴的方法,得到最佳试验条件为:铜钴渣用量250 g,液固比(2.5~3)∶1,初始硫酸酸度10 g/L,木质素0.5%,浸出温度175℃,氧气压力1.6 MPa,浸出时间2 h,在此条件下铜和钴的浸出率分别大于98%和99%。Copper and cobalt can be leached from copper-cobalt slag by oxygen pressure acid leaching process.The optimal test conditions are:the dosage of copper-cobalt slag is 250 g,the liquid-solid ratio is(2.5~3):1,the initial acidity of sulfuric acid is 10 g/L,the lignin is 0.5%,the leaching temperature is 175°C,the oxygen pressure is 1.6 MPa,the leaching time is 2 h,the leaching rate of copper and cobalt separately is greater than 98%and 99%.

关 键 词：铜钴渣 氧压 酸浸 硫酸 浸出率 

分 类 号：TF811[冶金工程—有色金属冶金] TF816