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Statistical evaluation and optimization of zinc electrolyte hot purification process by Taguchi methodBahram Behnajady, Javad Moghaddam(Materials and Metallurgical Engineering Department, Advanced Material Research Centre,Sahand University of Technology Tabriz, Iran)Abstract:The neutral zinc sulfate solution obtained from hydrometallurgical process of Angouran zinc concentrate has cadmium, nickel......
. 3.2 文献标识码:A Inhibition of calcium sulfate scale formation in pipes of brine WANG Hong-qing 1, BAO Zong-hong1, DUAN... of CaSO4 scale formation in concentrated NaCl-Na2SO4 brines was studied. The cause of scale formation was obtained by measuring the solubility of calcium sulfate dihydrate in the industrial brines(NaCl......
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......
)3. 图5 硫酸铵焙烧低品位氧化锌矿的TG-DTA曲线 Fig. 5 TG-DTA curves of low grade zinc oxide ore roasted by ammonium sulfate 可见,TG-DTA曲线上,50 ℃的吸热峰为吸附水脱除;290 ℃的吸热峰涉及ZnCO3和硫酸铵的分解,锌和铁化合物与硫酸铵的反应等;330 ℃的吸热峰涉及碳酸盐的...: The process of roasting low grade zinc oxide ore with ammonium sulfate was studied by thermal analysis, and the influences of ratio of ammonium sulfate to zinc oxide ore, roasting temperature and roasting......
and recovery of copper, nickel, cobalt and zinc in chloride solutions by synergistic solvent extraction [J]. Hydrometallurgy, 2012, 127–128: 1–7. [16] FOUAD E A. Separation of copper from aqueous sulfate...J. Cent. South Univ. (2017) 24: 2253-2259 DOI: https://doi.org/10.1007/s11771-017-3635-1 Solvent extraction separate of zinc and cadmium from magnesium and calcium in sulfuric acid medium by mixing......
Trans. Nonferrous Met. Soc. China 22(2012) 1794-1800 Occurrence of lead and silver minerals and their interaction with xanthate in slurry of zinc electrolysis anode slime XIANG Ping1,2, FENG... for Comprehensive Utilization of Mineral Resources, Zhuzhou 412005, China Received 25 July 2011; accepted 10 January 2012 Abstract: The background pulp potential of zinc anode slime, and its influence......
Deep removal of copper from cobalt sulfate electrolyte by ion-exchange WEN Jun-jie(温俊杰), ZHANG Qi-xiu(张启修), ZHANG Gui-qing(张贵清), CAO Zuo-ying(曹左英) School of Metallurgical Science and Engineering...; Abstract: SP-C was applied for the removal of Cu2+ from simulated cobalt sulfate electrolyte containing Co2+ 50 g/L......
Biological preparation and application of poly-ferric sulfate flocculant WANG Hui-min, MIN Xiao-bo, CHAI Li-yuan, SHU Yu-de School of Metallurgical Science and Engineering, Central South University, Changsha 410083, China Received 23 September 2010; accepted 5 January 2011 Abstract: A novel inorganic polymer flocculant, poly-ferric sulfate (BPFS) was prepared by oxidation of ferrous sulfate......
spectroscopy(EIS) and corrosion rate obtained in an acidic zinc sulfate electrolyte solution. Scanning electron microscopy(SEM), X-ray diffraction(XRD), and energy dispersive X-ray spectroscopy(EDXS...Properties of Al/Conductive Coating/α-PbO2-CeO2-TiO2/β-PbO2-WC-ZrO2 Composite Anode for Zinc Electrowinning杨健1,陈步明1,GUO Zhongcheng1,2,HUANG Hui1,XU Ruidong1,JIN Bingjie11. Faculty of Metallurgical......
="ChDivSummary">Employing zinc sulfate solution obtained from zinc oxide ore as raw material, sodium hydroxide as precipitant and PEG20000 as dispersant, ultrafine ZnO powders with different morphologies...Synthesis and photocatalytic performance of ZnO with flower-like structure from zinc oxide oreXiaoyi Shen1,2,Hongmei Shao3,Yan Liu1,Yuchun Zhai11. School of Metallurgy, Northeastern University2......