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J. Cent. South Univ. (2012) 19: 2440-2446 DOI: 10.1007/s11771-012-1294-9 Leaching process of selenium residue LI Qian(李倩)1, ZHANG Bao(张宝)1, MIN Xiao-bo(闵小波)1, SHEN Wen-qian(申文前)2 1. School... South University Press and Springer-Verlag Berlin Heidelberg 2012 Abstract: A thermodynamics analysis on the leaching process of selenium residue and discussion on the behaviors of aqueous ionic......
(ZnS), copper sulfide (CuS), quartz (SiO2), jarosite (K2Fe6(SO4)4(OH)12) and fluckite (CaMnH2 (AsO4)2·2H2O) (Fig.1). Fig.1 XRD pattern for hydrometallurgical residue 2.2 Orthogonal array... Optimization of brine leaching of metals from hydrometallurgical residue GUO Zhao-hui(郭朝晖), PAN Feng-kai(潘凤开), XIAO Xi-yuan(肖细元), ZHANG Long(张 珑), JIANG Kai-qi(蒋凯琦) Institute of Environmental......
roots and ryegrass could hardly absorb Cd. But, some heavy metals such as copper enriched in plants, which require attention in revegetation on bauxite residue. Moreover, the addition of organic... ARTICLE J. Cent. South Univ. (2019) 26: 404-409 DOI: https://doi.org/10.1007/s11771-019-4012-z Preliminary assessment of revegetation potential through ryegrass growing on bauxite residue LYU Fei(吕......
Leaching behavior of zinc and copper from zinc refinery residue and filtration performance of pulp under the hydrothermal processLei Cao,Ya-long Liao,Gong-chu Shi,Yu Zhang,Mu-yuan GuoFaculty... structure of the residue. The results obtained also show that the leaching rates of zinc and copper are 98.1% and 98.7%, respectively, and that the filtration speed is 526.32 L/(m2·h) under......
Bioleaching of low-grade copper sulphides YIN Sheng-hua(尹升华)1, WU Ai-xiang(吴爱祥)1, QIU Guan-zhou(邱冠周)2 1. School of Civil and Environment Engineering, University of Science and Technology Beijing...-grade copper sulphides under the condition of preferential solution flow was investigated through experiments. The experiment of bioleaching was conducted within the multifunction autocontrol bioleaching......
of the neutralized wastewater was adjusted to 8.0 by sodium hydroxide. The arsenious acid solution and red residue were produced after copper arsenite mixed with water according to the ratio of liquid to solid... Copper arsenite mixed with water according to the ratio of liquid to solid as 4?1 (mL?g). The red reduction residue and the arsenious acid solution were gained after copper arsenite was reduced by SO2......
] SHIBAYAMA A, TAKASAKI Y, WILLIAM T, YAMATODANI A, HIGUCHI Y, SUNAGAWA S, ONO E. Treatment of smelting residue for arsenic removal and recovery of copper using pyro–hydrometallurgical process [J... J. Cent. South Univ. (2021) 28: 2010-2021 DOI: https://doi.org/10.1007/s11771-021-4749-z Iron and copper recovery from copper slags through smelting with waste cathode carbon from aluminium......
, neutral leaching residue size in the range of 0.200-0.125 mm, agitation rate of 400 r/min, and mass ratio of liquid to solid of 20?1, the influence of H2SO4 concentration on leaching efficiency of copper...J. Cent. South Univ. Technol. (2009) 16: 0936-0941 DOI: 10.1007/s11771-009-0156-6 Technological conditions and kinetics of leaching copper from complex copper oxide ore SUN Xi-liang(孙锡良)1, 2......
powder to residue. The recovery ratio of bismuth, silver, copper and lead increases approximately from 89.6%, 96.9%, 71.6% and 53.8% to 97.8%, 100%, 84.7% and 88.8% when coal powder amount increases...J. Cent. South Univ. (2016) 23: 1326-1331 DOI: 10.1007/s11771-016-3183-0 Reduction smelting on bismuth oxide residue in FeO-SiO 2-CaO ternary slag system ZHANG Du-chao(张杜超), ZHANG Xin-wang(张新望......
J. Cent. South Univ. (2020) 27: 1186-1196 DOI: https://doi.org/10.1007/s11771-020-4359-1 Sulfidation roasting of zinc leaching residue with pyrite for recovery of zinc and iron MIN Xiao-bo(闵小波)1, 2... Press and Springer-Verlag GmbH Germany, part of Springer Nature 2020 Abstract: Zinc leaching residue (ZLR) contains high content of valuable metals such as zinc and iron. However, zinc and iron mainly......
