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有色金属(冶炼部分):2021,(12):35-41
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黄钠铁矾和硫化锰分步去除硫酸锰溶液中铁钴镍
方海嫣, 刘海燕, 魏宗武, 王臣
(广西大学资源环境与材料学院,530000)
Removal of Fe3+, Co2+ and Ni2+ in Manganese Sulfate Solution Step-by-step by Sodium Jarosite and Manganese Sulfide
FANG Hai-yan, LIU Hai-yan, WEI Zong-wu, WANG Chen
(School of Resources and Materials, Guangxi University)
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投稿时间:2021-08-16     修订日期:2021-08-22     录用日期:2021-08-23     网络发布日期:2021-11-19
中文摘要: 采用黄钠铁矾和硫化锰沉淀法从软锰矿硫酸浸出液中分步去除Fe3+、Co2+、Ni2+。先采用黄钠铁矾法沉淀去除Fe3+,再采用硫化锰沉淀去除Co2+、Ni2+。单因素试验最佳工艺条件为:隔氧环境下,MnS添加量10 g/L、反应温度75 ℃、反应时间30 min、转速120 r/min,此条件下,Co2+去除率达99.2%,Ni2+去除率达99.81%。
中文关键词: 硫酸锰浸出液  硫化锰沉淀  黄钠铁矾  钴  镍  铁
Abstract:Fe3+, Co2+ and Ni2+ were removed from pyrolusite sulfuric acid leaching solution by sodium jarosite and manganese sulfide precipitation method. Fe3+ was removed firstly by sodium jarosite, and Co2+ and Ni2+ were removed by manganese sulfide precipitation. Removal rate of Co2+ and Ni2+ is 99.2% and 99.81% respectively in an oxygen-proof environment under the optimum conditions including MnS addition of 10 g/L, reaction temperature of 75 ℃, reaction time of 30 min, and stirring speed of 120 r/min.
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基金项目:广西自然科学基金资助项目(2018GXNSFAA281337);广西崇左市科技局重点项目(崇科 FA2020004)
引用文本:
方海嫣,刘海燕,魏宗武,王臣.黄钠铁矾和硫化锰分步去除硫酸锰溶液中铁钴镍[J].有色金属(冶炼部分),2021(12):35-41.
FANG Hai-yan,LIU Hai-yan,WEI Zong-wu,WANG Chen.Removal of Fe3+, Co2+ and Ni2+ in Manganese Sulfate Solution Step-by-step by Sodium Jarosite and Manganese Sulfide[J].Nonferrous Metals (Extractive Metallurgy),2021(12):35-41.

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