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Bioleaching of low-grade copper sulfide ores by Acidithiobacillus ferrooxidans and Acidithiobacillus thiooxidansWANG Jun(王军)1, 2, ZHU Shan(朱珊)1, 2, ZHANG Yan-sheng(张雁生)1, 2, ZHAO Hong-bo(赵红波)1, 2... thiooxidans were investigated, and then experiments were conducted to research the bioleaching behaviors of crude ore of copper sulfide and hand-picked concentrates of chalcopyrite by Acidithiobacillus......
Catalytic effect of activated carbon on bioleaching of low-grade primary copper sulfide ores ZHANG Wei-min(张卫民)1, GU Shi-fei(谷士飞)2 1. School of Civil and Environmental Engineering, East China... June 2007 ______________________________________________________________ Abstract: The catalytic effect of activated carbon on the bioleaching of low-grade primary copper sulfide ores using mixture......
J. Cent. South Univ. (2020) 27: 1404-1415 DOI: https://doi.org/10.1007/s11771-020-4376-0 Bioleaching of low-grade copper sulfide ore by extremely thermoacidophilic consortia at 70 °C in column... copper minerals. Key words: extreme thermoacidophile; bioleaching; copper sulfide ore; copper resistance; microbial community Cite this article as: AI Chen-bing, LIANG Yu-ting, QIU Guan-zhou, ZENG......
Simulated small-scale pilot heap leaching of low-grade copper sulfide ore with selective extraction of copper QIN Wen-qing(覃文庆), ZHANG Yan-sheng(张雁生), LI Wei-zhong(黎维中), WANG Jun(王 军) School...; Abstract: The bioleaching of low-grade copper sulfide ore and the selective......
STUDY ON GREY FORECASTING MODEL OF COPPER EXTRACTION RATE WITH BIOLEACHING OF PRIMARY SULFIDE ORE H.C. Jiang1,B.H. Yang1,A.X. Wu2,Y. Xi3,X.S. Chen1 (1.School of Resources & Safety, Central South... and the modeling process of grey system theory. It was used for forecasting the rate of copper extraction from the primary sulfide ore during a laboratory microbial column leaching experiment......
(Central South University), Changsha 410083, China)Abstract:For the low-grade copper sulfide ores with 0.99% of copper, of which 41.5% was primary copper sulfide, and 54.5% was secondary copper sulfide... leaching; multi-factors; copper sulfide ores......
every day. It is known that depressants have played a very important role in the flotation of sulfide minerals in addition to oxide ones. The use of soluble sulfides as the depressants of copper... 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......
Mechanism of mechanical activation for sulfide ores HU Hui-ping(胡慧萍)1, 2, CHEN Qi-yuan(陈启元)1, YIN Zhou-lan(尹周澜)1, HE Yue-hui(贺跃辉)2, HUANG Bai-yun(黄伯云)2 1. Institute of Metallurgical...) and scanning electron microscopy(SEM), respectively. Based on the above structural changes for mechanically activated sulfide ores and related reports by other researchers, several qualitative rules......
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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......