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Linking leach chemistry and microbiology of low-grade copper ore bioleaching at different temperaturesYan Jia1,2,He-yun Sun1,2,Qiao-yi Tan1,2,Hong-shan Gao3,Xing-liang Feng3,Ren-man Ruan1,21... population in the bioleaching columns of a low-grade chalcocite ore were investigated in this study. Raffinate from the industrial bioleaching heap was used as an irrigation solution for columns......
Effects of bioleaching on the mechanical and chemical properties of waste rocksSheng-hua Yin1,2), Ai-xiang Wu1,2), Shao-yong Wang1), and Chun-ming Ai1) 1) Key Laboratory of the Ministry of Education... of Science and Technology Beijing, Beijing 100083, China摘 要:Bioleaching processes cause dramatic changes in the mechanical and chemical properties of waste rocks......
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; 文章编号:1672-7207(2014)12-4111-05 Iron removal and copper concentrate by nanofiltration for bioleaching solution of low grade copper mine WANG Hongjun1, 2, LIU Jiuqing1, ZHOU Qin1, HE Junying1 (1... and high mass concentration of iron in the bioleaching solution that decrease the efficiencies of solution extraction and electrowinning during copper hydrometallurgy in a copper mine, iron removal......
Stepwise dissolution of chalcopyrite bioleaching bythermophile A.manzaensis and mesophile L. ferriphilumGU Guo-hua(顾帼华)1, XIONG Xian-xue(熊先学)1, HU Ke-ting(胡可婷)1, LI Shuang-ke(李双棵)1, WANG Chong-qing..., China)Abstract:Chalcopyrite dissolution was evaluated by bioleaching and electrochemical experiments with thermophile A. manzaensis (Acidianus manzaensis) and mesophile L. ferriphilum (Leptospirillum......
; 文献标志码:A 文章编号:1672-7207(2010)02-0393-07 UV-induced mutagenesis and bioleaching of Acidiphilium cryptum and Acidithiobacillus ferrooxidans YANG Yu... in Dexing in Jiangxi Province of China were studied by UV-induced mutagenesis and bioleaching. The results show that the optimum temperature and pH value are 30 ℃ and 3.5 for Ac. cryptum DX1-1, and 30......
Well-controlled column bioleaching of a low-grade copper ore by a novel equipmentWANG Jun(王军)1, 2, HU Ming-hao(胡明皓)1, 2, ZHAO Hong-bo(赵红波)1, 2, TAO Lang(陶浪)1, 2, GAN Xiao-wen(甘晓文)1, 2, QIN Wen-qing..., well-controlled column bioleaching on a novel equipment was carried out to investigate the optimal conditions of pre-leaching, particle sizes of ores, temperature, spray intensity and strain consortium......
Biodesulfurization of vanadium-bearing titanomagnetite concentrates and pH control of bioleaching solutionXiao-rong Liu1,Sheng-cai Jiang2,Yan-jun Liu1,Hui Li1,Hua-jun Wang31. School of Materials... from 0.69wt%to 0.14wt%after bioleaching for 15 d with a 10%pulp density at 30 C.Maintaining a stable pH value during biodesulfurization was critical because of high acid consumption,resulting from......
-culture of bioleaching microorganisms and community dynamics under fluoride stress LI Qian1, 2, DING De-xin1, 2, WANG Qing-liang1, HU E-ming1, SHI Wen-ge1, MA Li-yuan3, LIU Xue-duan3 (1. School... and the community dynamics of mixed bioleaching microorganisms, a co-culture including five typical bioleaching strains (Acidithiobacillus ferrooxidans ATCC 23270, Leptospirillum ferriphilum YSK......
Mechanism of aluminum complexation in oxidative activity of leaching bacteria in a fluoride-containing bioleaching systemXiang Li1,2,Jian-Kang Wen1,Xiao-Lan Mo1,Wu Biao1,Dian-Zuo Wang1,Hong-Ying...">Accumulation of toxic ions in leachate is one factor limiting bioleaching applications. The effect of fluoride ions on the growth of bioleaching microorganisms has been extensively emphasized......
