从铜阳极泥中回收和制备碲粉  

Recovery and Preparation of Powdered-Tellurium from Copper Anode Slime

作　　者：董竑君 蒋训雄[2] 范艳青[2] 张登高[2] 汪胜东[2] 冯林永[2] 刘巍[2] 

机构地区：[1]西部矿业集团有限公司,西宁810001 [2]北京矿冶研究总院,北京100160

出　　处：《有色金属（冶炼部分）》2014年第10期69-71,共3页Nonferrous Metals（Extractive Metallurgy)

基　　金：国家重大产业技术研究与开发资金高技术产业发展项目(2009)

摘　　要：以铜阳极泥氧化硫酸浸出得到的含碲溶液为原料,经电解除铜、二氧化硫还原沉碲、亚硫酸钠洗涤除硒、盐酸洗涤除铜和砷等工序,可以得到碲品位99.75%的碲粉。Tellurium-bearing lixivium of copper anode slime by oxidation leaching with sulfuric acid was used as raw materials to prepare tellurium powder with grade of 99.75% by processes of copper removal by electrolysis, tellurium reduction precipitation with sulfur dioxide, selenium removal by sodium sulfite, and copper and arsenic removal by washing with hydrochloric acid.

关 键 词：铜阳极泥 碲 综合回收 二氧化硫 还原 

分 类 号：TF843.5[冶金工程—有色金属冶金]