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J. Cent. South Univ. (2018) 25: 2380-2386 DOI: https://doi.org/10.1007/s11771-018-3922-5 Leaching of chalcopyrite: An emphasis on effect of copper and iron ions YANG Cong-ren(杨聪仁)1, 2, JIAO Fen(焦芬... Abstract: Many researchers found that the Fe2+ together with less amount of Cu2+ can accelerate the leaching of chalcopyrite. In this work, the leaching of chalcopyrite with Cu2+ was investigated......
J. Cent. South Univ. Technol. (2010) 17: 765-769 DOI: 10.1007/s11771-010-0554-9 Extraction of valuable metals from low-grade nickeliferous laterite ore by reduction roasting-ammonia leaching method... nickeliferous laterite ore using a reduction roasting-ammonia leaching method. The reduction roasting-ammonia leaching experimental tests were chiefly introduced, by which fine coal was used......
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...; Abstract: The kinetic behavior of leaching copper from low grade copper oxide ore was investigated. The effects of leaching temperature, H2SO4......
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Behavior of leaching and precipitation of weathering crust ion-absorbed type by magnetic field FANG Yanxi1,QIU Tingsheng1,CUI Lifeng1,FANG Xihui1 (1.Jiangxi University of Science and Technology... percolation leaching and leaching solution precipitation process research were carried out under conditions of magnetic field. The effect on the rare earth leaching process such as magnetic field strength......
Investigation on leaching of malachite by citric acidM.A. Shabani,M. Irannajad,A.R. AzadmehrDepartment of Mining & Metallurgical Engineering, Amirkabir University of Technology, P.O. Box 15875-4413, Tehran 1591634311, Iran摘 要:Leaching of an oxidized copper ore containing malachite, as a new approach, was investigated by an organic reagent, citric acid......
Effect of Calcium Leaching on the Properties of Cement-based Composites林威廷1,2,鄭安22. Dept.of Civil Engineering,National Ilan University摘 要:Leaching is one of the major factors that alter the mechanical properties of cement-based composites.This study is aimed to investigate the effect of leaching on the properties of cement-based composites.Specimens......
J. Cent. South Univ. Technol. (2011) 18: 399-405 DOI: 10.1007/s11771-011-0710-x Leaching kinetics of acid-soluble Cr(VI) from chromite ore processing residue with hydrofluoric acid LI Xiao-bin(李小.... Shandong Branch, Aluminum Corporation of China Limited, Zibo 255052, China ? Central South University Press and Springer-Verlag Berlin Heidelberg 2011 Abstract: Leaching kinetics of acid-soluble Cr(VI......
Selective leaching of nickel from low-sulfur Ni-Cu matte at atmospheric pressure FU Yan(符 岩)1, LI Bin-chuan(李斌川)1, FAN Chuan-lin(范川林)1, ZHAI Xiu-jing(翟秀静)1, ZHANG Xi-jun(张希军)1, LI...; accepted 30 December 2009 ____________________________________________________________________________________________ Abstract: A process of the selective leaching of nickel from low-sulfur Ni-Cu......