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Bioleaching of complex polymetallic sulfide ores by mixed cultureWANG Jun(王军)1, 2, ZHAO Hong-bo(赵红波)1, 2, QIN Wen-qing(覃文庆)1, 2, QIU Guan-zhou(邱冠周)1, 2(1. Key Laboratory of Biohydrometallurgy... minerals and polymetallic sulfide ores was operated in shake flasks and small-scaled columns. The results show that bioleaching of jamesonite is not accessible, the iron extraction rate of pyrrhotite......
J. Cent. South Univ. Technol. (2008) 15: 650-655 DOI: 10.1007/s11771-008-0121-9 Bioleaching of marmatite using moderately thermophilic bacteria ZHOU Hong-bo(周洪波)1, 2, LIU Fei-fei(刘飞飞)1, ZOU Ying...; Abstract: The process of bioleaching marmatite using moderately thermophilic bacteria was studied by comparing marmatite leaching performance......
Influence of surfactants on bioleaching of arsenic-containing gold concentrateFANG Fang(方芳)1, 2, 3, ZHONG Hong(钟宏)1, 3, JIANG Fang-ming(江放明)1, 3, LI Zhao-hui(李朝辉)2, CHEN Yong-fa(陈永发)2, ZHAN Xue-hui... and Technology,Changsha 410114, China;3. Key Laboratory of Resources Chemical of Nonferrous Metals of Ministry of Education(Central South University), Changsha 410083, China)Abstract:To shorten the bioleaching......
J. Cent. South Univ. (2021) 28: 1333-1341 DOI: https://doi.org/10.1007/s11771-021-4706-x Effect of particle size on bioleaching of low-grade nickel ore in a column reactor WANG Xin(王欣), YANG Hong... acidithiobacillus (53.11%), leptospirillum (43.52%), and acidiphilium (3.37%). The leaching tests were carried out at pH 2.0 and ~23°C. The Ni leaching rates from ores with particle sizes >10 mm (bioleaching......
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J. Cent. South Univ. (2020) 27: 1477-1483 DOI: https://doi.org/10.1007/s11771-020-4383-1 Changes of microbial diversity during pyrite bioleaching YIN Lu(殷璐), YANG Hong-ying(杨洪英), LI Xiang(李想), TONG... Nature 2020 Abstract: Microorganisms, one of the key factors affecting the bioleaching process, change the components of extracellular polymeric substance (EPS) and community structure to survive......
Optimization of separation processing of copper and iron of dump bioleaching solution by Lix 984N in Dexing Copper Mine LIU Qing-ming(刘清明)1, 2, YU Run-lan(余润兰)1, 3, QIU Guan-zhou(邱冠周)1, 3, FANG... value of aqueous phase and extraction time on the extraction of copper and iron under the condition of low Cu2+ /Fe3+ ratio in dump bioleaching solution of Dexing Copper Mine were explored. The optimal......
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J. Cent. South Univ. Technol. (2007)04-0460-07 DOI: 10.1007/s11771-007-0090-4 Comparison of microbial communities in three different mine drainages and their bioleaching efficiencies to low grade... (Dexing Copper Mine, Qibaoshan Copper Mine and Yaogangxian Tungsten Mine, China) were analyzed using 16S rDNA PCR-RFLP approach. The efficiencies of chalcopyrite bioleaching were compared using......
J. Cent. South Univ. (2020) 27: 1466-1476 DOI: https://doi.org/10.1007/s11771-020-4382-2 Influence diversity of extracellular DNA on bioleaching chalcopyrite and pyrite by Sulfobacillus... thermosulfidooxidans ST was selected for use in bioleaching of pyrite and chalcopyrite. The adsorption experiments revealed that more cells were adsorbed on the surface of pyrite than on the surface of chalcopyrite......
