| 用硫化铅精矿还原酸浸低品位软锰矿试验研究 |
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| 引用本文： | 贺山明,汪金良,陈艺琳. 用硫化铅精矿还原酸浸低品位软锰矿试验研究[J]. 湿法冶金, 2015, 34(2): 105-108 |
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| 作者姓名： | 贺山明 汪金良 陈艺琳 |
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| 作者单位： | 1. 江西理工大学冶金与化学工程学院,江西赣州,341000
2. 江西理工大学外语外贸学院,江西赣州,341000 |
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| 基金项目： | 江西理工大学博士启动基金资助项目(jxxjbs13012) |
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| 摘 要： | 研究了以废铁屑作添加剂、硫化铅精矿作还原剂,用硫酸浸出低品位软锰矿,考察了配料质量比、温度、硫酸浓度、反应时间、液固体积质量比对锰浸出率的影响。试验结果表明:控制浸出条件可获得96.17%的锰浸出率,铅几乎全部进入渣中;锰的浸出与S0的形成及浸出温度密切相关,硫酸浓度(矿浆pH)对S0的形成影响最大;优化后的浸出条件为m(软锰矿)∶m(铅精矿)∶m(铁屑)=3∶1∶1,反应时间2h,硫酸浓度2mol/L,浸出温度90℃,液固体积质量比5∶1,矿石粒径-74μm占90%以上。
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| 关 键 词： | 低品位软锰矿 硫化铅精矿 硫酸 锰 浸出 |
Leaching of Manganese by Sulfuric Acid From Low-grade Pyrolusite Using Lead Sulfide Concentrate as Reductant |
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| HE Shanming,WANG Jinliang,CHEN Yilin. Leaching of Manganese by Sulfuric Acid From Low-grade Pyrolusite Using Lead Sulfide Concentrate as Reductant[J]. Hydrometallurgy of China, 2015, 34(2): 105-108 |
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| Authors: | HE Shanming WANG Jinliang CHEN Yilin |
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| Affiliation: | HE Shanming;WANG Jinliang;CHEN Yilin;.School of Metallurgy and Chemical Engineering,Jiangxi University of Science and Technology;Faculty of Foreign Studies,Jiangxi University of Science and Technology; |
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