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Disposal of cuprous chloride waste water XUE Juan-qin(薛娟琴), MAO Wei-bo(毛维博), WANG Yu-jie(王玉洁), LI Jing-xian(李京仙), WU Ming(吴 明), LU Xi(卢 曦) School of Metallurgical Engineering, Xi... ____________________________________________________________________________________________ Abstract: The waste water system generated in the process of production of cuprous chloride was studied. The existing forms of copper in the system and the influence of temperature and pH......
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Enrichment of copper and recycling of cyanide from copper–cyanide waste by solvent extractionTeng-yue Gao1,Kui-ren Liu1,Qing Han1,Bin-shi Xu21. Key Laboratory of Ecological Utilization of Multi-metal... the extraction efficiency by changing the distribution of copper–cyanide complexes. The difference in gold leaching efficiency between using raffinate and fresh water was negligible.关键词:......
A novel recovery technology of trace precious metals from waste water by combining agglomeration and adsorption ZOU Hua-sheng(邹华生), CHU Zhu-qiang(储著强), LIN Gang(林 岗) School of Chemical and Energy...: A novel and efficient technology for separating and recovering precious metals from waste water containing traces of Pd and Ag was studied by the combination of agglomeration and adsorption. The recovery......
=0.01 mol/L) and then finally rinsed with deionized water. Gold electrode was immersed in the cyanide solutions,2 cm below the solution surface. All potentials were given with respect to the standard... J. Cent. South Univ. (2020) 27: 1495-1502 DOI: https://doi.org/10.1007/s11771-020-4385-z Dissolution of gold in chalcopyrite-containing cyanide solutions YANG Wei(杨玮)1, 2, ZHANG Kai(张凯)1, 2, WANG......
Waste heat water pumping model with direct contact coolingKittiwoot Sutthivirode1, Naris Pratinthong1, Pichai Namprakai1, Natthaphon Roonprasang2, Taveewat Suparos3(1. Division of Energy Technology.... The main objective was to study feasibility of a pumping model for underground water. In this model, a heater installed within the heat tank represented sources of waste heat as energy input......
Integrated waste and water management in mining and metallurgical industries B. K. C. CHAN1, S. BOUZALAKOS2, A. W. L. DUDENEY1 1. Department of Earth Science and Engineering...). Escalating cost and regulation worldwide highlight an increasing need for reduction and re-use of such wastes. The present paper introduces a new integrated waste management scheme for solids and water......
enter into nonmagnetic materials by water leaching, thus realizing the effective separation of impurities and Fe. Key words: high-aluminum and silicon; cyanide tailings; water leaching; grade; recovery...; 文章编号:1672-7207(2012)01-0046-08 Process of Fe extraction from high-aluminum and silicon cyanide tailings ZHANG Ya-li1, 2, LI Huai-mei2, YU Xian-jin2, LI Xiao-bin1 (1. School......
Co-intensification of cyanide leaching gold by mercury ions and oxidant LI Qian(李 骞), JIANG Tao(姜 涛), YANG Yong-bin(杨永斌), LI Guang-hui(李光辉), GUO Yu-feng(郭宇峰), QIU Guan-zhou(邱冠周) School... that under low cyanide concentration, gold cyanide process is controlled by CN- transfer, while at higher cyanide concentration, there forms passivation on gold surface. Therefore, chemical oxidation......
process is a great challenge for the gold mining industry. The situation in China is much stricter because cyanide-containing solid wastes have been enclosed in the List of National Hazardous Waste... Ya-li, LI Huai-mei, YU Xian-jin. Fe extraction from high-silicon and aluminum cyanide tailings by pretreatment of water leaching before magnetic separation [J]. Transactions of Nonferrous Metals......
