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Removing chlorine of CuCl residue from zinc hydrometallurgy by microwave roastingLU Shuai-dan(卢帅丹)1, 2, 3, XIA Yi(夏仡)1, HUANG Chang-yuan(黄昌元)4, WU Guo-qin(吴国钦)4, PENG Jin-hui(彭金辉)1, 2, 3, JU Shao... of Science and Technology, Kunming 650093, China;4. Mengzi Metallurgy Co. Ltd., Honghe 661400, China)Abstract:Most Zn hydrometallurgy factories adopt Cu2SO4 as a dechlorination reagent from zinc solution......
中图分类号:TF813 文献标志码:A Cycle leaching of low grade zinc oxide ores in Ida2--H2O system DOU Ai-chun1, YANG Tian-zu2, LIU Yun-jian1, SU Ming-ru1 (1. School of Material Science and Engineering, Jiangsu University, Zhengjiang 212013, China; 2. School of Metallurgy and Environment, Central South University, Changsha 410083, China) Abstract: Low grade zinc oxide ores were treated......
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......
; 文献标志码:A 文章编号:1672-7207(2011)03-0605-05 Zinc extraction from ammoniacal solutions with mixture of LIX84 and LIX54...: With Zn2+-NH3-Cl--H2O solution as ammoniacal solution, the effect of such factors as the relative content of the mixed extractant, phase ratio, concentration of zinc ion, total ammonia concentration and pH......
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......
with a length of 50-60 mm and a diameter of 1-2 mm. Key words: basic zinc carbonate; zinc oxide; whiskers; hydrothermal decomposition 1 Introduction In recent years, one-dimensional (1D) oxides... fields such as ceramics, electrics, solar cells, reinforcing rubbers and zinc alloys owing to their unique optical, electric and piezoelectric properties[1-3]. Many techniques have been employed......
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......
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