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Microwave assisted atmospheric acid leaching of nickel from laterite oreCHE Xiaokuia,b,SU Xiuzhuc,CHI Ru’anc,and YU Junxiac a College of Resources and Civil Engineering,Northeastern University,Shenyang 110004,China b Division of Mineral Resources,Metallurgy & Materials,General Research Institute for Nonferrous Metals,Beijing 100088,China c Key Laboratory for Green Chemical Process......
and Engineering,Shanghai University,Shanghai 200072,China摘 要:<正>Powders of hexagonal-structured single-crystalline nickel sulfide nanorods have been synthesized... source.Single-crystalline nickel nanorods have been synthesized via thermal decomposition by using single-crystalline nickel sulfide nanorods as precursor.The influence of different reaction parameters......
in sulphuric acid solution [J]. International Journal of Mineral Processing, 2005, 77(4): 231-235. [18] Abdel-Aal E A, Rashad M M. Kinetic study on the leaching of spent nickel oxide catalyst with sulfuric...J. Cent. South Univ. Technol. (2009) 16: 0410-0415 DOI: 10.1007/s11771-009-0069-4 Kinetics of nickel leaching from roasting-dissolving residue of spent catalyst with sulfuric acid FENG Qi-ming......
in research on the community structure and the functions of various bioleaching bacteria. 4 Conclusions More than 70% of non-ferrous metal mineral resources in China are low-grade and complex sulfide ores... Microbial community structure and function in sulfide ore bioleaching systems QIU Guan-zhou(邱冠周), LIU Xue-duan(刘学端), ZHOU Hong-bo(周洪波) Key Laboratory of Biometallurgy of Ministry......
-ting. Striker magma and magma channel in the Jinchuan copper-nickel sulfide magmatic deposit[J]. Geology in China, 2013, 40(3): 807-819. [7] 田毓龙, 包国忠, 汤中立, 王玉山. 金川铜镍硫化物矿床岩浆通道型矿体地质地球化学特征[J]. 地质学报, 2009.... The minerogenesis of Heishan Nickel-Copper sulfide deposit, Gansu Beishan, Chian[D]. Xi′an: Chang’an University, 2013. [13] 柴凤梅, 夏 芳, 陈 斌, 卢鸿飞, 王 恒, 李 军, 严玉圃. 新疆北山地区两个含铜镍镁铁-超镁铁质岩体铂族元素地球化学研究[J]. 地质学报......
, disposal of metal-containing wastes and organic-ladden effluents. Abandoned mines and tailing dams containing millions of tonnes of sulfide mineral containing wastes pose a great threat to water tables... sulfide minerals present in many of the nonferrous ore deposits and tailing dumps. Metal-ladden acidic solutions are generated when such sulfide mineral containing mined wastes are exposed to atmospheric......
and mineral dissolution, ancient fluids in the minerals are observed to be a new source of metal ions. In this study, significant amounts of ancient fluids were found to exist in Cu–Zn sulfide...New influence factor inducing difficulty in selective flotation separation of Cu–Zn mixed sulfide mineralsJiu-shuai Deng,Ying-bo Mao,Shu-ming Wen,Jian Liu,Yong-jun Xian,Qi-cheng FengState Key......
(29.1 wt%),covellite(6.4 wt%), and bornite(4.7 wt%). Pyrite was the main sulfide gangue mineral(3.6 wt%) in the concentrates. A 95% degree of liberation with d80 > 80 μm was obtained...Process mineralogy as a key factor affecting the flotation kinetics of copper sulfide mineralsAtaallah Bahrami1,Mirsaleh Mirmohammadi2,Yousef Ghorbani3,Fatemeh Kazemi1,Morteza Abdollahi11. Department......
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scarce. However, the oxidation of sulfide ores has been studied in detail[2-5] because of their importance in the acid generation in mine waters, mineral processing, and hydrometallurgical systems... as heats of adsorption and reaction, and activation energies, they are difficult to be performed. In this study, chemical composition and mineral phase analysis of sulfide concentrates were carried out......