共搜索到298条信息，每页显示10条信息，共30页。用时：0小时0分0秒312毫秒
Ion Flotation of Scandium柯家骏摘 要:<正> Scandium was recovered from dilute chloride solutions with potassium salt of saturated C8~C12fattyacids... of scandium in the foam was 98% at pH 3.8~5.0 and 25~55℃.The experimental results of 0.3 L/minairflow rate was satisfactory for flotation column.It is of a great potential for using ion flotation......
J. Cent. South Univ. (2018) 25: 2953-2961 DOI: https://doi.org/10.1007/s11771-018-3965-7 Removal of impurities from scandium solutions by ion exchange PENG Zhen(彭桢)1, 2, LI Qing-gang(李青刚)1, 2, LI... Central South University Press and Springer-Verlag GmbH Germany, part of Springer Nature 2018 Abstract: A process of removing impurities, such as Fe, Zr, Ti, Al, Si, from scandium solution by ion......
Reduction Mechanism of Scandium Ion in Fluoride Salt Melt 田彦文1,翟玉春1,李成威2,孙本良2 (1.School of Materials and Metallurgy,Northeastern University,Shenyang 110006,China;2.School of Materials Science... that the electroreduction of Sc3+ to Sc is a reversible process with simple 3-electron transfer in one step controlled by diffusion. Key words:scandium; reduction mechanism; cyclic voltammetry; chronopotentiometry; rare......
Trace Determination of Scandium Using Adsorption Voltammetry of Mix-Polynuclear Complex of Scandium-Calcium-Alizarin Red S at Carbon Paste Electrode 邓培红1,黎拒难2,张军1,费俊杰2 (1.Department of Chemistry... of scandium based on the cathodic adsorptive voltammetry of the mix-polynuclear complex of scandium-calcium-alizarin red S at a carbon paste electrode (CPE).The 2nd-order derivative linear scan voltammograms......
J. Cent. South Univ. (2021) 28: 679-689 DOI: https://doi.org/10.1007/s11771-021-4637-6 Scandium recovery from ion-adsorption rare earth concentrate with HEHEHP as extractant ZHANG Wei(张伟)1, ZHU Hao... was proposed and proved in lab-scale experiment. Key words: scandium; HEHEHP; solvent extraction; ion-adsorption rare earth Cite this article as: ZHANG Wei, ZHU Hao, LIU Shu-feng, NING Shun-yan, WEI Yue......
A Study of Extraction of Scandium with BPMDD刘建民,杨汝栋摘 要:<正> Due to the ferro-philic and rock-philic geochemical properties, dispersion of resources as well as itscomplicated composition, the properties of scandium are similar to those of the lanthanide. Hence, its separa-tion from the lanthanides and iron is an important subject which has been......
Recovery of scandium from bauxite residue--red mud:a reviewNa Zhang1,2,Hong-Xu Li1,2,Xiao-Ming Liu1,21. School of Metallurgical and Ecological Engineering,University of Science and Technology... caustic residue generated from alumina production. Taking into account the relatively considerable content and availability of scandium,red mud can be viewed as an important and promising scandium......
......
Removal of impurities from scandium chloride solution using 732-type resinGuotao Zhou1,2,Qinggang Li1,2,Pan Sun1,2,Wenjuan Guan1,2,Guiqing Zhang1,2,Zuoying Cao1,2,Li Zeng1,21. School of Metallurgy..., Fe(Ⅱ/Ⅲ), Ca, Zr, Ti and Si from scandium chloride solution was carried out by using 732-type strong acid cation exchange resin. The effects of pH value, contact time and complexing agents(EDTA......
Removal of impurities from scandium chloride solution using 732-type resinGuotao Zhou1,2,Qinggang Li1,2,Pan Sun1,2,Wenjuan Guan1,2,Guiqing Zhang1,2,Zuoying Cao1,2,Li Zeng1,21. School of Metallurgy..., Fe(Ⅱ/Ⅲ), Ca, Zr, Ti and Si from scandium chloride solution was carried out by using 732-type strong acid cation exchange resin. The effects of pH value, contact time and complexing agents(EDTA......
