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J. Cent. South Univ. Technol. (2010) 17: 760-764 DOI: 10.1007/s11771-010-0553-x Solvent extraction of zinc from zinc sulfate solution LONG Huai-zhong(龙怀中)1, CHAI Li-yuan(柴立元)1, QIN Wen-qing(覃文庆)2...; Abstract: The extraction of zinc from zinc sulfate solution was investigated, using 20% saponified D2EHPA as an extractant and 260# sulfonate kerosene......
Dechlorination of zinc dross by microwave roastingWEI Ya-qian(魏亚乾)1, 2, 3, PENG Jin-hui(彭金辉)1, 2, 3, ZHANG Li-bo(张利波)1, 2, 3, JU Shao-hua(巨少华)1, 2, 3, XIA Yi(夏仡)4, ZHENG Qin(郑勤)1, 2, 3, WANG Ya-jian..., Kunming 650093, China;4. Research Centre for Analysis and Measurement,Kunming University of Science and Technology, Kunming 650093, China)Abstract:Traditional treatments of zinc dross have many......
Article ID: 1003-6326(2005)03-0642-06 Influence of concentration of zinc ions on electrocrystallization process of zinc ZHANG Zhao(张 昭) (Department of Chemistry, Zhejiang University... on zinc electroplating process. The results show that, at high overpotentials, the nucleation of zinc is instantaneous, and nuclear density increases with the overpotentials increasing. While at low......
Pressure acid leaching of zinc sulfide concentrate GU Yan(古 岩), ZHANG Ting-an(张廷安), LIU Yan(刘 燕), MU Wang-zhong(牟望重), ZHANG Wei-guang(张伟光),DOU Zhi-he(豆志河), JIANG Xiao-li(蒋孝丽) Key...; accepted 30 December 2009 ____________________________________________________________________________________________ Abstract: Effects of particle size of the zinc sulfide concentrate, leaching......
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Effects of microwave pretreatment on zinc extraction from spent catalyst saturated with zinc acetate ZHANG Ze-biao(张泽彪)1, 2, ZHANG Zheng-yong(张正勇)1, 2, NIU Hao(牛 浩)1, 2, PENG Jin... was proposed and the temperature-change curve of spent catalyst under microwave irradiation was measured. The influence of microwave pretreatment temperature and microwave irradiation time on zinc......
Behavior of arsenic in zinc electrowinning YU Xiao-hua(俞小花)1, XIE Gang(谢 刚)1, LI Rong-xing(李荣兴)1, LI Yong-gang(李永刚)2, LU Ying(陆 莹)1 1. Faculty of Metallurgical and Energy Engineering, Kunming... ____________________________________________________________________________________________ Abstract: The effects of arsenic on the cathode polarization process in zinc electrowinning, its kinetics equation......
J. Cent. South Univ. (2020) 27: 1186-1196 DOI: https://doi.org/10.1007/s11771-020-4359-1 Sulfidation roasting of zinc leaching residue with pyrite for recovery of zinc and iron MIN Xiao-bo(闵小波)1, 2... Press and Springer-Verlag GmbH Germany, part of Springer Nature 2020 Abstract: Zinc leaching residue (ZLR) contains high content of valuable metals such as zinc and iron. However, zinc and iron mainly......
Polyaniline anode for zinc electrowinning from sulfate electrolytes HUANG Hui(黄 惠)1, ZHOU Ji-yu(周继禹)2, CHEN Bu-ming(陈步明)1, GUO Zhong-cheng(郭忠诚)1 1. Faculty of Metallurgical and Energy... consumption and capital costs in zinc electrowinning from sulfate solution without any modification to the existing plant. Current density, electrolyte temperature, added gelatin, added Mn2+, oxygen......
Pressure leaching of zinc silicate ore in sulfuric acid medium LI Cun-xiong(李存兄), XU Hong-sheng(徐红胜), DENG Zhi-gan(邓志敢), LI Xing-bin(李兴彬), LI Ming-tin(李旻廷), WEI Chang(魏 昶) Faculty...; Abstract: Zinc silicate ore was characterized mineralogically......