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pretreatment for consequent process.Key words:bismuth sulfide concentrate; molybdenum; tungsten; pressure leaching; sodium hydroxide...Pressure leaching of bismuth sulfide concentrate containing molybdenum and tungsten in alkaline solutionZHANG Du-chao(张杜超), YANG Tian-zu(杨天足), LIU Wei-feng(刘伟锋), WU Jiang-hua(吴江华)(School......
Mechanism of influence of ferric ion on electrogenerative leaching of sulfide minerals with FeCl3 WANG Shao-fen(王少芬)1, 2, FANG Zheng(方 正)2 1. Department of Chemistry and Environmental...; Abstract: A dual cell system was used to study the influence of ferric ion on the electrogenerative leaching of sulfide minerals. Reaction mechanisms for the ferric chloride electrogenerative leaching......
Flotation of Xinhua molybdenite using sodium sulfide as modifier YIN Wan-zhong(印万忠)1, ZHANG Li-rong(张丽荣)1, Xie Feng2 1. School of Resource and Civil Engineering, Northeastern...: The feasibility of using sodium sulfide as the sole modifier for the flotation of Xinhua molybdenite ore was examined. The potential mechanisms involved in the different flotation systems were discussed......
stress of magnesium ion and sodium ion on the low-grade nickel sulfide ore oxidative leaching in simulated sulfuric acid solutions were investigated. This study was performed in two courses, including... that magnesium ion (Mg2+) and iron ion (Fe3+) are the main underlying positive ions during valuable metals extraction in nickel sulfide ore oxidation leaching. Sodium-ion (Na+), as a positive ion......
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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......
percentage of C2Cl4 has been reduced to 5% by adding a small amount of surfactant sodium lingo sulphonate which reduced surface tension of leaching solution and altered the hydrophilicity of ore particles... in the presence of an organic solvent for sulphur[J]. Hydrometallurgy, 1981, 7(1-2): 1-5. [8]Neou-Singouna P, Fourlaris G. A kinetic study of the ferric chloride leaching of an iron-actived bulk sulfide......
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