低品位含铜钼精矿综合回收新工艺研究  

Study of New Process of Comprehensive Recovery of Copper-bearing Low Grade Molybdenum Concentrate

作　　者：鲁兴武[1] 蒲敬文 程亮[1] 张恩玉[1] 何国才[1] 易超[1] 

机构地区：[1]西北矿冶研究院冶金新材料研究所,甘肃省有色金属冶炼新工艺及伴生稀散金属高效综合利用重点实验室,甘肃白银730900

出　　处：《有色金属（冶炼部分）》2014年第8期42-44,共3页Nonferrous Metals（Extractive Metallurgy)

基　　金：甘肃省科技重大专项计划项目(1002GKDD001)

摘　　要：采用焙烧—二段氨浸—萃取—反萃—铜电积—硝酸沉钼工艺流程处理低品位含铜钼精矿,最终产品为电解铜和钼酸铵。结果表明,铜回收率达到95%以上,钼回收率达到93%以上,产品均达到国标一等品标准。Copper-bearing low grade molybdenum concentrate was treated by a series of processes including roasting,two stage ammonia leaching,extraction,stripping,copper electrowinning,and molybdenum precipitation with nitric acid.The final products are cathode copper and ammonium molybdate.The results show that copper recovery rate is 95％ above,molybdenum recovery rate is 93％ above,and all produces reach first grade of national standard.

关 键 词：铜钼精矿 综合回收 萃取 钼酸铵 

分 类 号：TF811[冶金工程—有色金属冶金] TF841.2