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Recovery of vanadium from black shale LI Cun-xiong(李存兄), WEI Chang(魏 昶), DENG Zhi-gan(邓志敢), LI Min-ting(李旻廷), LI Xing-bin(李兴彬), FAN Gang(樊 刚) College of Metallurgical and Energy Engineering... ____________________________________________________________________________________________ Abstract: The recovery of vanadium from a black shale from Guizhou Province of China was performed using a three-step process, which consists of a leaching step in the H2SO4-HF-NaClO system......
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Characteristics of graphite felt electrode electrochemically oxidized for vanadium redox battery application LI Xiao-gang(李晓刚)1, HUANG Ke-long(黄可龙)1, LIU Su-qin(刘素琴)1, TAN Ning(谭 宁)1, CHEN Li... as electrode for vanadium redox battery was investigated with FT-IR, SEM, XPS, BET, cyclic voltammetry and testing VRB system, respectively. The results show that the molar ratio of O to C increases from 0.085......
Vanadium extraction and dephosphorization from V-bearing hot metal with fluxes containing CaOWANG Yan-nan(王艳南)1, 2, SONG Wen-chen(宋文臣)1, 2, LI Hong(李宏)1, 2(1. State Key Laboratory of Advanced...)Abstract:Extracting vanadium and removing phosphorus simultaneously by adding CaO containing materials to V-bearing hot metal were investigated under the condition of simulating the process of vanadium......
J. Cent. South Univ. (2019) 26: 796-805 DOI: https://doi.org/10.1007/s11771-019-4049-z Effect of iron transformation on Acidithiobacillus ferrooxidans bio-leaching of clay vanadium residue FENG Ya...-Verlag GmbH Germany, part of Springer Nature 2019 Abstract: The acid bio-leaching process of vanadium extraction from clay vanadium water-leached residue was studied and the effect of the performance......
J. Cent. South Univ. (2017) 24: 311-317 DOI: 10.1007/s11171-017-3432-5 Vanadium extraction from vanadium-bearing titanomagnetite by selective chlorination using chloride wastes (FeClx) ZHENG Hai-yan.... Northwest Institute for Non-ferrous Metal Research, Xi’an 710016, China Central South University Press and Springer-Verlag Berlin Heidelberg 2017 Abstract: Vanadium extraction of vanadium-bearing......
Article ID: 1003-6326(2005)05-1085-04 Maximum solid solubility of transition metals in vanadium solvent ZHANG Jin-long(张金龙)1, FANG Shou-shi(方守狮)1, ZHOU Zi-qiang(周自强)1, LIN Gen-wen(林根文)1, GE Jian... Zf that contains electronegativity difference, atomic diameter and electron concentration. The relation between Cmax and these parameters of transition metals in vanadium solvent was studied......
Effect of vanadium occurrence state on the choice of extracting vanadium technology from stone coalWANG Mingyu XIANG Xiaoyan ZHANG Liping XIAO Liansheng School of Metallurgical Science and Engineering,Central South University,Changsha 410083,China摘 要:<正>The extraction technology of vanadium from stone coal by means of no-salt-roasting and dilute......
Effects of the mineral phase and valence of vanadium on vanadium extraction from stone coalYang-jia Hu 1),Yi-min Zhang 1,2),Shen-xu Bao 1,2),and Tao Liu 1,2) 1) College of Resources and Environmental...">The influence of roasting on the leaching rate and valence of vanadium was evaluated during vanadium extraction from stone coal.Vanadium in stone coal is hard to be leached and the leaching rate......
Vanadium Defects Formation Mechanism in Undoped GaN Grown on Silicon Hao Qiuyan1,Zhang Wei1,Teng Xiaoyun1,Sun Shilong1,Liu Caichi1,Zhao Liwei1 (1.School of Material Science and Engineering, Hebei... words:undoped GaN; Vanadium defect; dislocation; transmission electron microscopy; [全文内容正在添加中] ......