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Effective removal of heavy metals from aqueous solutions by orange peel xanthate LIANG Sha(梁 莎)1, GUO Xue-yi(郭学益)1, FENG Ning-chuan(冯宁川)2, TIAN Qing-hua(田庆华)1 1. School... heavy metals (Cu2+, Cd2+, Pb2+, Zn2+ and Ni2+) were studied. FTIR spectra, Zeta potentials and TG analysis were used to characterize prepared orange peel xanthate. Effects of various parameters......
1-2-1,Tsukuba, Ibaraki 305-0047, Japan) Abstract:It was proposed that a new class of alloys based on platinum group metals (PGMs) were called refractory superalloys.These refractory superalloys have an fcc... on the microstructure evolution, deformation and fracture behavior of some of these refracotry superalloys, especial Ir- and Rh-base refractory superalloys were reported. Key words:platinum group......
metals and the recovery of platinum group metals (PGMs). The complete dissolution of base metals sulfides leads to a reduction in the amount of flotation carrier for enriching PGMs, decreasing the recovery... through the flotation technology. Key words: platinum group metals; oxygen pressure leaching; flotation; recovery 1 Introduction Platinum group metals (PGMs) are widely used in manufacturing catalysts......
Application of ionic liquids in hydrometallurgy of nonferrous metals TIAN Guo-cai(田国才), LI Jian(李 坚), HUA Yi-xin(华一新) Faculty of Metallurgical and Energy Engineering, Kunming University...; Abstract: Ionic liquids as green solvents have shown important application in the extraction and separation of nonferrous metals......
of platinum group metals[M]. Changsha: Central South University Press, 2013: 1-9. [2] 中国黄金协会. CMPC铂族金属年鉴2017[R]. 北京: 中国黄金协会, 2018. China Gold Association. Platinum group metals yearbook 2017[R]. Beijing... resource by iron trapping method based on solid state[J]. The Chinese Journal of Nonferrous Metals, 2014, 24(10): 2692-2697. [8] AGNIESZKA F, MARIOLA S. Platinum recovery from used auto catalytic......
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: 10.11817/j.ysxb.1004.0609.2021-37748 DENG Yu-qing, ZHANG Fu-yuan, ZHANG Jin-chi, et al. Enrichment of precious metals by hydrometallurgical separation of Bi and Fe from platinum palladium concentrate[J...金属供需预测及对策建议[J]. 地质通报, 2017, 36(4): 676-683. LI Peng-yuan, ZHOU Ping, QI Ya-bin, et al. The supply and demand prediction and suggestions of platinum-group metals in China[J]. Geological Bulletin......
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and palladium concentrate. Therefore, the separation of selenium and tellurium from platinum and palladium concentrate is important for the enrichment and recovery of precious metals. Thermodynamic analysis... rates of selenium and tellurium are 82.49% and 92.45%, respectively, while the gold, platinum and palladium are not leached out. The precious metals are enriched, and its total content is 23.18......
铂钯精矿预处理脱硒碲试验研究邓成虎1(1.江西省鹰潭市贵溪市江西铜业集团公司贵溪冶炼厂)摘 要:对由铜阳极泥产出的铂钯精矿,采用氧化焙烧-碱浸-酸浸预处理工艺除去硒碲,富集金铂钯,确定了最佳工艺条件.硒,碲脱除率分别达到98.53%,95.27%,浸出渣中碲质量分数为5.18%,硒质量分数为0.29%,为后续工序分离提纯贵金属创造了有利条件.关键词:铂钯精矿; 预处理; 硒; 碲......