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id="ChDivSummary" name="ChDivSummary">Two different types of chalcopyrite (pyritic chalcopyrite and porphyry chalcopyrite) were bioleached with Acidithiobacillus ferrooxidans ATF6. The bioleaching...Bioleaching of two different types of chalcopyrite by Acidithiobacillus ferrooxidansYing-bo Dong1,2,Hai Lin1,2,Kai-bin Fu2,Xiao-fang Xu1,2,Shan-shan Zhou1,21. Key Laboratory of High-Efficient Mining......
Dynamic corrosion of copper-nickel sulfide by Acidithiobacillus ferrooxidans TONG Lin-lin(佟琳琳), JIANG Mao-fa(姜茂发), YANG Hong-ying(杨洪英), YU Juan(俞 娟), FAN You-jing(范有静), ZHANG Yao... by Acidithiobacillus ferrooxidans. The changes of superficial corrosion appearance and the mineral dynamic corrosion process were discovered by microscope observation. Then, the galvanic cell model was established......
Single and cooperative bioleaching of sphalerite by two kinds of bacteria--Acidithiobacillus ferriooxidans and Acidithiobacillus thiooxidans XIA Le-xian(夏乐先), LIU Jian-she(柳建设), XIAO Li(肖 利...; Abstract: A cooperative bioleaching (Acidithiobacillus ferriooxidans and Acidithiobacillus thiooxidans) and single bioleaching (Acidithiobacillus ferriooxidans or Acidithiobacillus thiooxidans......
.) isolated from Acidithiobacillus ferrooxidans were investigated through Rus.-ZnS-QDs/L-Cys/Au electrode. The cyclic voltammetric results indicate that rusticyanin immobilized on the surface of Rus.-ZnS... of the immobilized rusticyanin and make its peak potentials (φp) markedly move negatively. Key words: rusticyanin; acidithiobacillus ferrooxidans; cyclic voltammetry; electrochemistry 1 Introduction......
and the influence on the chalcopyrite leaching efficiency, the apatite with particle size of less than 43 μm, chalcopyrite with 74 μm and Acidithiobacillus ferrooxidans (At.f) were used to prepare... be absorbed by apatite, low concentration PO43- in the bioleaching system can improve the leaching of chalcopyrite. Key words: chalcopyrite; apatite; bioleaching; Acidithiobacillus ferrooxidans 中国铜资源相当匮乏,为了降低生产......
DOI:10.19476/j.ysxb.1004.0609.2018.12.21 多金属结核与低品位硫化镍矿共提取中Acidithiobacillus ferrooxidans增速作用 康金星1,冯雅丽1,李浩然2,杜竹玮2,邓祥意1,王洪君1 (1. 北京科技大学 土木与资源工程学院,北京 100083; 2. 中国科学院 过程工程研究所 生化工程重点实验室,北京 100190) 摘 要:为利用多金属结核与低品位硫化镍矿,提出嗜酸氧化亚铁硫杆菌(Acidithiobacillus ferrooxidans,At. f 菌)共浸出镍,钴,铜,锰工艺,考察有无Fe(Ⅲ)和At. f菌体系中S/Mn矿石质量比,矿浆浓度,搅拌速度,温度,接菌量和pH值对主金属元素浸出的影响,通过循环伏安,电化学极化,计时电流,XRD和SEM等分析手段揭示多金属共浸出过程中At. f菌的增速作用机理......
J. Cent. South Univ. Technol. (2011) 18: 386-391 DOI: 10.1007/s11771-011-0708-4 Phenotypic and genetic characterization of a novel strain of Acidithiobacillus ferrooxidans (AF2) LIU Qian(刘倩)1,2...: A comparative study on the phenotypic and genetic characteristics among Acidithiobacillus ferrooxidans (AF2), a typic strain ATCC23270 and a previously isolated strain AF3 was performed. AF2 can use......
Trans. Nonferrous Met. Soc. China 23(2013) 812-817 Really active form of fluorine toxicity affecting Acidithiobacillus ferrooxidans activity in bioleaching uranium Zhi-jun PENG1,2, Run-lan YU1,2... the mechanism of bacterial tolerance to fluorine, Acidithiobacillus ferrooxidans ATCC 23270 was domesticated and studied under the conditions of different fluorine concentrations and pH values with or without......
Effect of pH values on the extracellular polysaccharide secreted by Acidithiobacillus ferrooxidans during chalcopyrite bioleachingRun-lan Yu1,2,Jing Liu1,2,Jian-xi Tan3,Wei-min Zeng1,2,Li-juan... on the extracellular polysaccharide secreted by Acidithiobacillus ferrooxidans was investigated in different phases of bacterial growth during chalcopyrite bioleaching. It is found that extracellular polysaccharide......
obligate autotrophs, facultative autotrophs, mixotrophs to heterotrophs. Acidithiobacillus ferrooxidans can oxidize ferrous ions, elemental sulfur, thiosulfates and sulfides, which is considered..., 31(2): 129-134. [11] FALCO L, POGLIANI C. A comparison of bioleaching of covellite using pure cultures of Acidithiobacillus ferrooxidans and Acidithiobacillus thiooxidans or a mixed culture......
