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A novel hydrothermal method for zinc extraction and separation from zinc ferrite and electric arc furnace dustHui-gang Wang,Yang Li,Jian-ming Gao,Mei Zhang,Min GuoBeijing Key Laboratory of Green... process was developed to extract zinc from pure zinc ferrite(ZnFe2O4) nanopowder and zinc-containing electric arc furnace(EAF) dust using hexahydrated ferric chloride(FeCl3-6H2O) as a decomposing......
Trans. Nonferrous Met. Soc. China 22(2012) 360-365 Preparation and characterization of composite microspheres of nano zinc ferrite/poly (D, L-lactide-co-alanine) CAO Lei-jian1, ZHOU Qing-hua2, GU... 314001, China; 3. Institute of Polymer Material Engineering, Jiaxing University, Jiaxing 314001, China Received 30 March 2011; accepted 18 June 2011 Abstract: Magnetic nano zinc ferrite fliuds were......
铁酸锌粒径分布图 Fig. 2 Particle size distribution of zinc ferrite 表1 不同粒级铁酸锌样品的主要化学成分 Table 1 Typical chemical composition of each size fraction from zinc ferrite 借助XRD和SEM对合成的铁酸锌进行晶... zinc ferrite 图4 合成铁酸锌的SEM像 Fig. 4 SEM images of synthetic zinc ferrite 2.2 实验设备与方法 用JE6001型电子天平(梅特勒-托利多仪器上海有限公司)称取一定量粒级在85~100 μm的铁酸锌,加入GSH-CS型磁力驱动高压釜(威海化工机械有限公司)内,然后加入一定量预定浓度的硫酸溶液,调成矿......
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Corrosion protection properties of vanadium films formed on zinc surfacesZOU Zhongli,LI Ning,and LI Deyu Department of Applied Chemistry,School of Chemical Engineering & Technology,Harbin Institute of Technology,Harbin 150001,China摘 要:Vanadium films were prepared on zinc surfaces by using a solution containing vanadate.Corrosion protection......
concentrates obtained from magnetic separation can be used as raw material for iron smelting. Key words: ammonium jarosite; In; zinc hydrometallurgy; decomposition  ...步富集到38.81%,0.23%和12.89%,稀盐酸选择性浸出In和Zn后,所得铁渣经磁选富集即可作为炼铁原料. REFERENCES [1] 梅光贵, 王德润, 周敬元, 王 辉. 湿法炼锌学[M]. 长沙: 中南大学出版社, 2001.MEI Guang-gui, WANG De-run, ZHOU Jin-yuan, WANG Hui. Hydrometallurgy of zinc......
的化学成分 Table 1 Chemical composition of zinc calcine (mass fraction, %) 图1 锌焙砂的XRD谱 Fig. 1 XRD pattern of zinc calcine 表2 锌焙砂中锌的物相分布 Table 2 Phase distributions of zinc presented in zinc calcine (mass fraction, %) 1.2.2 浸出实验 称取10 g还原焙砂(经研磨过孔径74 μm的标准筛)与一定固体氢氧化钠混合均匀倒入250 mL锥形瓶中,按一定的液固比加入去离子水,摇匀,盖上保鲜膜,在一定温度以及转速的振荡水浴箱中进行浸出,一定时间后取出趁热过滤,用去离子水洗渣三次并在105 ℃下烘干至恒量,取2 mL浸......
A new approach to zinc–nickel separation using solution alkalinization method:application to a zinc plant residueMostafa Aghazadeh Ghomi1,Javad Moghaddam2,Naghi Parvini Ahmadi11. Materials..." name="ChDivSummary">The present investigation involves the separation of zinc and nickel from a sulfate solution using the acidic leaching of zinc plant residue after cadmium removal step......
Article ID: 1003-6326(2005)05-1138-07 Sulphidization flotation for recovery of lead and zinc from oxide-sulfide ores FA Keqing1, Jan D.Miller1, JIANG Tao(姜 涛)2, LI Guang-hui(李光辉)2 (1...) Abstract: A new flowsheet was developed to recover the valuable minerals from oxide or oxide-sulfide ores of lead and zinc. The flowsheet consisted of flotation of sulfide minerals, desliming......