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J. Cent. South Univ. (2017) 24: 2805-2812 DOI: https://doi.org/10.1007/s11771-017-3695-2 Influence and mechanism of Indonesia vanadium titano-magnetite on metallurgical properties of iron ore sinter... Abstract: In order to provide a reliable reference for utilizing Indonesia vanadium titano-magnetite (VTM) in blast furnace (BF) economically, metallurgical properties of iron ore sinter with addition......
of NiO is as high as 2.92%. Key words: laterite-nickel ore; molten alkali; silicon dioxide ......
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......
Effects of RE and Vanadium on Microalloyed Steel 王怀斌1,贾连弟1,唐历1,林勤2,宋波2,卢先利3 (1.Panzhihua Iron and Steel (Group;2.Department of Physical Chemistry, University of Science and Technology Beijing, Beijing 100083, China;3.The Chinese Society of Rare Earths, Beijing 100081, China) Abstract:The effects of RE were studied by TEM, SEM, ICP and thermal simulation methods in vanadium microalloyed steel......
J. Cent. South Univ. (2012) 19: 2434-2439 DOI: 10.1007/s11771-012-1293-x Preparation of titanium powders by calciothermic reduction of titanium dioxide WAN He-li(万贺利)1,2,3,4, XU Bao-qiang(徐宝强... for titanium powders production, a calciothermic reduction process of pigment titanium dioxide (w(TiO2)>98%), based on the preform reduction process (PRP), was investigated by means of XRD, SEM and EDS......
Extraction of vanadium from vanadium slag by high pressure oxidative acid leachingGuo-quan Zhang,Ting-an Zhang,Guo-zhi Lü,Ying Zhang,Yan Liu,Zhuo-lin LiuKey Laboratory of Ecological Utilization of Multi-Metal Intergrown Ores of the Ministry of Education,School of Materials and Metallurgy,Northeastern University摘 要:To extract vanadium in an environment......
Extraction of vanadium from high calcium vanadium slag using direct roasting and soda leachingXin-sheng Li and Bing Xie College of Materials Science and Engineering, Chongqing University, Chongqing 400044, China摘 要:The extraction of vanadium from high calcium vanadium slag was attempted by direct roasting and soda leaching. The oxidation process......
="ChDivSummary" name="ChDivSummary"><正>Based on the composite modification technology of the surface of nano silicon dioxide by non-soap emulsion polymerization, it is verified that there are polymer grafted on the surface of nano silicon dioxide. The modification mechanism and the bonding status on the surface of nano silicon dioxide after modification were suggested via the results......
