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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......
Pressure nitric acid leaching of alkali-pretreated low-grade limonitic lateriteYong-Lu Zhang,Cheng-Yan Wang,Yong-Qiang Yang,Fei Yin,Bao-Zhong MaInstitute of Metallurgy, Beijing General Research Institute of Mining and Metallurgy摘 要:The pressure nitric acid leaching of alkali-pretreated low-grade limonitic laterite, as well as removing impurity Al(III......
Trans. Nonferrous Met. Soc. China 25(2015) 3454-3460 Effect of arsenopyrite on thiosulfate leaching of gold Yong-bin YANG, Xi ZHANG, Bin XU, Qian LI, Tao JIANG, Ya-xuan WANG School of Minerals Processing and Bioengineering, Central South University, Changsha 410083, China Received 17 November 2014; accepted 9 January 2015 Abstract: Arsenopyrite was artificially added into the thiosulfate leaching......
Process mineralogy characteristics of acid leaching residue produced in low-temperature roasting-acid leaching pretreatment process of refractory gold concentratesShuang-hua Zhang1,Ya-jie Zheng1,Pan... refractory gold concentrates, process mineralogy on the acid leaching residue of gold calcine was studied by chemical composition, X-ray diffraction, scanning electron microscopy-energy spectrum, and mineral......
Leaching kinetics of bastnaesite concentrate in HCl solution BIAN Xue, YIN Shao-hua, LUO Yao, WU Wen-yuan School of Materials and Metallurgy, Northeastern University, Shenyang 110004, China Received 30 October 2010; accepted 27 May 2011 Abstract: The leaching kinetics of bastnaesite concentrate in HCl solution was investigated with respect to the effects of HCl concentration by changing HCl......