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(A. thiooxidans), and moderately thermophilic sulfur-oxidizing bacteria Acidianus brierleyi, were cryopreserved in liquid nitrogen and their ferrous ion- or sulfur-oxidizing activities were investigated... or facultatively autotrophic bacteria such as A. ferrooxidans[3], A. thiooxidans, Leptospirillus ferrooxidans and Ferrobacillus ferrooxidans. And some other acidophilic thermophilic strains such as Sulfolobus......
文献标志码:A 文章编号:1672-7207(2010)04-1234-06 Chalcopyrite bioleaching by moderate thermophilic bacteria... microscopy. The chalcopyrite bioleaching by moderate thermophilic bacteria was studied, the bacterial morphology, physiological and biochemical characteristics were described and the mechanism of chalcopyrite......
类号:Q 939 文献标识码:A Bioleaching of chalcopyrite concentrate using mixed thermophilic culture and succession of microbial community during leaching process Liu Kai1, Diao..., Central South University, Changsha 410083, China) Abstract: A mixed thermophilic culture consisting of Sulfolobus metallicus JCM 9184, Metallosphaera sedula JCM 9185 and Acidianus manzaensis YN25......
lineage of extremely thermophilic marine bacteria [J]. International Journal of Systematic Bacteriology, 1996, 46: 1099-1104. [18] ZHOU J Z, BRUNS M A, TIEDJE J M. DNA recovery from soils of diverse...J. Cent. South Univ. Technol. (2011) 18: 392-398 DOI: 10.1007/s11771-011-0709-3 Ecology detection of moderate thermophilic enrichment at Lau Basin hydrothermal vents ZHOU Hong-bo(周洪波)1, JI Hou......
Bioleaching of chalcopyrite and bornite by moderately thermophilic bacteria: an emphasis on their interactionsHong-bo Zhao1,2,Jun Wang1,2,Xiao-wen Gan1,2,Wen-qing Qin1,2,Ming-hao Hu1,2,Guan-zhou... between chalcopyrite and bornite during bioleaching by moderately thermophilic bacteria were investigated mainly by X-ray diffraction, scanning electron microscopy, and electrochemical measurements......
: orpiment; bioleaching; mesophilic bacteria; moderately thermophilic bacteria; surfactant 难处理金矿又称难浸金矿或难选冶金矿,是指常规氰化工艺中直接氰化率低于70%的金矿.我国有丰富的难处理金矿资源,其中含砷硫化矿占有很大比例.这类矿物中的金往往以显微或次显微金的形式被包裹,浸染在矿物晶格中,直接氰化浸出时金的提取率...影响,抑制细菌直接浸出. 关键词:雌黄；生物浸出；常温菌；中温菌；表面活性剂 中图分类号:TF18 文献标志码:A Bioleaching mechanism of orpiment with different bacteria strains YUAN Qiu-hong1, WANG Yue-hu1, ZHANG Guang-ji1......
is often several times higher than that by mesophilic bacteria, in the bioleaching of recalcitrant chalcopyrite [6]. Therefore, it is important to select the thermophilic microorganisms with strong... of chalcopyrite bioleaching using a new thermophilic bacteria [J]. Minerals Engineering, 1996, 9(9): 985–999. [18] HACKL R P, DREISINGER D B, PETERS E. Passivation of chalcopyrite during oxidative leaching......
Trans. Nonferrous Met. Soc. China 22(2012) 3120-3125 Effect of moderately thermophilic bacteria on metal extraction and electrochemical characteristics for zinc smelting slag in bioleaching system... 27 April 2012; accepted 25 September 2012 Abstract: The effects of moderately thermophilic bacteria on the extraction of metals from zinc smelting slag and electrochemical characteristics of zinc......
modification of chalcopyrite in presence of moderately thermophilic bacteria WANG Jun1, 2, ZHAO Hong-bo1, 2, LI Si-qi1, 2, YANG Xie3, YANG Cong-ren1, 2, QIN Wen-qing1, 2, QIU Guan-zhou1, 2 (1. School... that in the presence of Leptospirillum ferrooxidans. Key words: chalcopyrite; moderately thermophilic bacteria; surface properties 微生物冶金因其具有流程短,设备简单和环境友好等技术优势,在湿法冶金领域已获得广泛关注[1-3].吸附是微生物与矿物作用的第一步,部分研究发现不同生长条件......
Bacteria adherence property of molybdenum nitride modified layer on Ti6Al4V alloy FAN Ai-lan(范爱兰), TIAN Lin-hai(田林海), QIN Lin(秦 林), TANG Bin(唐 宾) Research Institute of Surface... by the plasma surface alloying technique. The bacteria adherence property of the Mo-N modified layer on Ti6Al4V alloy on the oral bacteria Streptococcus Mutans was investigated and compared......
