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Intensification of pretreatment and pressure leaching of copper anode slime by microwave radiationYANG Hong-ying(杨洪英)1, MA Zhi-yuan(马致远)1, 2, HUANG Song-tao(黄松涛)2, LV Yang(吕阳)1, XIONG Liu(熊柳)1(1... 100088, China)Abstract:The application of microwave irradiation for pretreatment of copper anode slime with high nickel content prior to pressure sulfuric acid leaching has been proposed. The microwave......
J. Cent. South Univ. (2017) 24: 1537-1543 DOI: 10.1007/s11771-017-3558-x Optimization on selenium and arsenic conversion from copper anode slime by low-temperature alkali fusion process GUO Xue-yi... selenium and arsenic in copper anode slime (CAS) by low-temperature alkali fusion process. Central composite design was employed to optimize the effective parameters, in which NaOH/CAS mass ratio, fusion......
">The decomposition of copper anode slime heated by microwave energy in a sulfuric acid medium was investigated. Leaching experiments were carried out in a multi-mode cavity with microwave assistance. The leaching...%, respectively. Meanwhile, a conventional leaching experiment was performed in order to evaluate the influence of microwave radiation. The mechanism of microwave-assisted leaching of copper anode slime......
to the high concentration, it becomes easy to recycle these valuable metals from lead anode slime. Antimony trichloride, bismuth trichloride, copper chloride in residue can be dissolved in 2 mol/L HCl... contained in the anode slimes from copper refining [J]. Hydrometallurgy, 1996, 41(3): 255-267. [7] DONMEZ B, EKINCI Z, ?ELIK C, ?OLAK S. Optimisation of the chlorination of gold in decopperized anode slime......
卡尔多炉处理铜阳极泥技术及应用实践涂百乐1,张源1,王爱荣1(1.安徽省铜陵市铜陵有色金属集团股份有限公司稀贵金属分公司)摘 要:介绍了铜陵有色金属集团股份有限公司稀贵金属分公司采用卡尔多炉处理铜阳极泥的工艺技术,主要设备和生产实践,并对工艺改进进行了探讨.实践证明,卡尔多炉处理铜阳极泥火法工艺具有对原料适应性强,设备先进,综合回收率高,生产成本低,环境污染少等优点.关键词:卡尔多炉； 铜阳极泥； 回收率......
)) with the increase of Ni content [13, 19–21], and they cover the anode surface as a layer of anodic slime (Figure 2) and hinder the diffusion of copper ions. Thus, the anode potential increases... and they cover the anode surface as layer of anodic slime hindering the diffusion of copper ions. Adding (0–8)×10–6 of glue or (0–4)×10–6 of thiourea to the electrolyte individually increases passivation......
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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......
J. Cent. South Univ. Technol. (2008) 15: 669-673 DOI: 10.1007/s11771-008-0124-6 Anode oxidation of HCHO in THPED-containing electroless copper plating solution ZHENG Ya-jie(郑雅杰)1, XIAO Fa-xin(肖...; Abstract: The electrochemical mechanism of anode oxidation of HCHO in electroless copper plating solution with N, N, N′, N′- tetrakis(2-hydroxypropyl......
; 文章编号:1672-7207(2010)03-0865-06 Pretreatment of copper anode slime for concentrating gold and silver ZHENG Ya-jie1, WANG Bei1, 2, SHI Jian-yuan2, SUN Zhao-ming1, LIU Zhao-cheng1 (1. School of Metallurgical Science and Engineering, Central South University, Changsha 410083, China; 2. Daye Nonferrous Metals Company, Huangshi 435002, China) Abstract: The pretreatment of copper anode slime......
