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• Solvent extraction of vanadium from sulfuric acid solution

  来源： 《Rare Metals2009年第3期》——WANG Mingyu, ZHANG Guiqing, WANG Xuewen, and ZHANG Jialiang School of Metallurgical Science and Engineering, Central South University, Changsha , China

  Solvent extraction of vanadium from sulfuric acid solutionWANG Mingyu, ZHANG Guiqing, WANG Xuewen, and ZHANG Jialiang School of Metallurgical Science and Engineering, Central South University, Changsha 410083, China摘 要:The behaviour of vanadium(V) extracted from sulfuric acid solution was investigated using Cyanex 923 as an extractant. The effects......

• Preparation and Characteristics of Rare Earth Loaded Titanium Dioxide

  来源： 《JOURNAL OF RARE EARTHS2003年第1期》——王艳 张俊平 戚慧心

  Preparation and Characteristics of Rare Earth Loaded Titanium Dioxide 王艳1,张俊平1,戚慧心1 (1.Chemistry Department, Beijing Normal University, Beijing 100875, China) Abstract:Composite oxide catalysts... decreases due to the doping of Y and Ce. Key words:physical chemistry; titanium dioxide; europium; yttrium; cerium; catalytic activity; rare earths; [全文内容正在添加中] ......

• Preparation of calcium carbonate particles coated with titanium dioxide

  来源： 《International Journal of Minerals Metallurgy and Materials2009年第5期》——Hai Lin,Ying-bo Dong,and Le-yong Jiang School of Civil and Environmental Engineering,University of Science and Technology Beijing,Beijing ,China

  Beijing,Beijing 100083,China摘 要:The preparation of a new mineral composite material,calcium carbonate particles coated with titanium dioxide,was studied.The... to titanium dioxide was 6.5:3.5.The mass ratios of two different types of titanium dioxide(anatase to rutile) and grinding media to grinded materials were 8:2 and 4:1 respectively,and the modified......

• Leaching of vanadium from stone coal with sulfuric acid

  来源： 《Rare Metals2009年第1期》——WANG Mingyu, XIAO Liansheng, LI Qinggang, WANG Xuewen, and XIANG Xiaoyan School of Metallurgical Science and Engineering, Central South University, Changsha , China

  Leaching of vanadium from stone coal with sulfuric acidWANG Mingyu, XIAO Liansheng, LI Qinggang, WANG Xuewen, and XIANG Xiaoyan School of Metallurgical Science and Engineering, Central South... of stone coal, and two-stage counter-current leaching on the vanadium leaching ratio were studied. The results show that the vanadium leaching ratio of roasted stone coal through two-stage counter......

• Bioleaching of vanadium from barren stone coal and its effect on the transition of vanadium speciation and mineral phase

  来源： 《International Journal of Minerals Metallurgy and Materials2018年第3期》——Xin Wang Hai Lin Ying-bo Dong Gan-yu Li

  Bioleaching of vanadium from barren stone coal and its effect on the transition of vanadium speciation and mineral phaseXin Wang1,2,Hai Lin3,2,Ying-bo Dong3,2,Gan-yu Li1,21. School of Civil..., University of Science and Technology Beijing摘 要:This study determined the optimal conditions required to obtain maximum vanadium extraction and examined......

• Preparation of titanium dioxide photocatalytic hollow spheres

  来源： 《中国有色金属学报(英文版)2006年第z1期》——庞学满 徐明霞 侯峰 李明利

  Preparation of titanium dioxide photocatalytic hollow spheres PANG Xue-man(庞学满), XU Ming-xia(徐明霞), HOU Feng(侯 峰), LI Ming-li(李明利) School of Materials Science and Engineering, Key Laboratory...; catalytic properties 1 Introduction The photocatalytic performance of titanium dioxide thin film photocatalysts have been investigated in many different types in order to achieve the efficient......

• Roasting and leaching behaviors of vanadium and chromium in calcification roasting–acid leaching of high-chromium vanadium slag

  来源： 《International Journal of Minerals Metallurgy and Materials2018年第5期》——Jing Wen Tao Jiang Mi Zhou Hui-yang Gao Jia-yi Liu Xiang-xin Xue

  Roasting and leaching behaviors of vanadium and chromium in calcification roasting–acid leaching of high-chromium vanadium slagJing Wen1,Tao Jiang1,2,Mi Zhou1,2,Hui-yang Gao1,Jia-yi Liu1,Xiang-xin...–acid leaching of high-chromium vanadium slag(HCVS)was conducted to elucidate the roasting and leaching behaviors of vanadium and chromium.The effects of the purity of Ca O,molar ratio between Ca O......

• 软锰矿两矿法选择性浸出

  来源： 《中国有色金属学报1996年第3期》——袁明亮 梅贤功 庄剑鸣 陈荩 蒋汉瀛

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• Direct electrochemical reduction of solid vanadium oxide to metal vanadium at low temperature in molten CaCl₂-NaCl

  来源： 《International Journal of Minerals Metallurgy and Materials2012年第6期》——Zhuo-fei Cai, Zhi-mei Zhang, Zhan-cheng Guo, and Hui-qing Tang State Key Laboratory of Advanced Metallurgy, University of Science and Technology Beijing, Beijing , China

  Direct electrochemical reduction of solid vanadium oxide to metal vanadium at low temperature in molten CaCl2-NaClZhuo-fei Cai, Zhi-mei Zhang, Zhan-cheng Guo, and Hui-qing Tang State Key Laboratory... as the cathode and the anode, respectively; a molten CaCl2-NaCl salt was used as the electrolyte. Then, V2O5 was directly reduced to metal vanadium by the Fray-Farthing-Chen (FFC) method at 873 K to realize......

• A new process of extracting vanadium from stone coal

  来源： 《International Journal of Minerals Metallurgy and Materials2010年第4期》——Yan-hua Liu~(,)),Chao Yang~()),Pei-you Li~()),and Shi-qi Li~()) ) Metallurgical and Ecological Engineering School,University of Science and Technology Beijing,Beijing ,China ) Beijing Nengtai Environmental Protection Group Corp,Beijing ,China

  A new process of extracting vanadium from stone coalYan-hua Liu~(1,2)),Chao Yang~(1)),Pei-you Li~(2)),and Shi-qi Li~(1)) 1) Metallurgical and Ecological Engineering School,University of Science... vanadium from the stone coal vanadium ore in Fangshankou,Dunhuang area of Gansu Province, China was introduced.Various leaching experiments were carried out,and the results show that the vanadium ore......