TITANOMAGNETITE

作品数：40被引量：113H指数：7
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Behavior and mechanism of pre-oxidation improvement on fluidization in the fluidized reduction of titanomagnetite
《International Journal of Minerals,Metallurgy and Materials》2024年第11期2458-2465,共8页Haoyan Sun Ajala Adewole Adetoro Zhiqiang Wang Qingshan Zhu 
grateful for financial support from the National Natural Science Foundation of China(Nos.22378405 and 51974287);the Strategic Priority Research Program of the Chinese Academy of Sciences(No.XDA29040100);the National Key Research and Development Program of China(No.2023YFC2908002).
The direct reduction process is an important development direction of low-carbon ironmaking and efficient comprehensive utilization of poly-metallic iron ore,such as titanomagnetite.However,the defluidization of reduc...
关键词：FLUIDIZATION direct reduction PRE-OXIDATION TITANOMAGNETITE iron whisker 
A thermodynamic model for predicting activity of CaO-SiO_(2)-Al_(2)O_(3)-MgO-TiO_(2)-V_(2)O_(3)-FeO slags during electric furnace smelting process
《Journal of Iron and Steel Research International》2024年第9期2156-2172,共17页Jian-fa Jing Shuai Wang Yu-feng Guo Feng Chen Ling-zhi Yang Jian-feng Yang Fu-chun Xu 
the National Natural Science Foundation of China on the project 52104345 were acknowledged.
To optimize the comprehensive utilization of vanadium titanomagnetite by direct reduction-smelting processes,it is essential to acquire titanium slag with a higher TiO_(2)content of 45–60 wt.%.A thermodynamic model w...
关键词：Vanadium titanomagnetite Titanium slag VANADIUM Ion and molecule coexistence theory 
Kinetic study on microwave-enhanced direct reduction of titanomagnetite concentrate with coal
《Journal of Iron and Steel Research International》2023年第3期429-445,共17页Peng Liu Si-yu Gong Yu-wen Chao Bing-guo Liu Li-bo Zhang En-hui Wu 
National Key Research and Development Program of China(2018YFC1900500);Yunnan Province Special Key Project of Basic Research(202101as070014);Scientific Research Fund of Panzhihua University(XJ2022001301).
Titanomagnetite concentrate is one of the important titanium resources.The apparent activation energy(Ea)of the direct reduction of titanomagnetite concentrate was composed of two parts(average activation energy:E_(a)...
关键词：TITANOMAGNETITE KINETICS Lattice energy REDUCTION MICROWAVE TITANIUM 
Phase equilibrium studies of titanomagnetite and ilmenite smelting slags被引量：1
《International Journal of Minerals,Metallurgy and Materials》2022年第12期2162-2171,共10页Jinfa Liao Baojun Zhao 
The phase equilibrium information of slag plays an important role in pyrometallurgical processes to obtain optimum fluxing conditions and operating temperatures.The smelting reduction of titanomagnetite and ilmenite o...
关键词：HISMELT SLAG phase equilibrium Al_(2)O_(3)-MgO-SiO_(2)-CaO-TiO_(2)system FactSage 
Effect of reducing agents on reducing atmosphere in coal-based direct reduction of beach titanomagnetite被引量：3
《Journal of Central South University》2022年第11期3670-3677,共8页ZHAO Yong-qiang ZHOU Wen-tao LYU Xian-jun SUN Ti-chang AHMADZAI Asadullah 
Project(52104257)supported by the National Natural Science Foundation of China。
Beach titanomagnetite(TTM)provides a cheap alternative source of Fe and Ti,but this ore is difficult to process to make suitable concentrates for the blast furnace.Recently studies showed that it is feasible to separa...
关键词：beach titanomagnetite coal-based direct reduction magnetic separation reducing agents reducing atmosphere 
Preparation of titanium mineral from vanadium titanomagnetite concentrates by hydrogen reduction and acid leaching被引量：3
《Transactions of Nonferrous Metals Society of China》2022年第9期3099-3109,共11页Zheng-pei YAN Ying ZHANG Shi-li ZHENG Yang ZHANG Pei SUN Zi-wei SONG Faiza SAFDAR Tao QI 
financially supported by the Beijing Natural Science Foundation, China (No. 2192056);the National Natural Science Foundation of China (No. 51771179);the National Key R&D Program of China (No. 2018YFC1900505);The financial supports from the Youth Innovation Promotion Association CAS and the CAS Interdisciplinary Innovation Team
Titanium mineral was prepared from vanadium titanomagnetite concentrates by hydrogen reduction and acid leaching.The leaching behaviors of elements like Fe,V,Mn,Al,Mg,Ca,and Si were highly related to the reduction deg...
关键词：vanadium titanomagnetite titanium mineral hydrogen reduction acid leaching phase change 
Particle motion simulation and pulverized coal injection combustion simulation of titanomagnetite pellets in rotary kiln for reduction process with coal被引量：2
《Journal of Iron and Steel Research International》2022年第6期891-906,共16页Peng Liu Bing-guo Liu Li-bo Zhang Jin-hui Peng 
This work was supported by the National Key R&D Program of China(2018YFC1900500);National Natural Science Foundation of China(No.51961020).
The production process of direct reduced iron from titanomagnetite by coal reduction in air in rotary kiln is a key step in the extraction of titanium and iron.This process is conducive to alleviating the stocking pro...
关键词：TITANOMAGNETITE ROTARY kiln Reaction ZONE Energy FLUCTUATION REBOUND effect 
Blast furnace ironmaking process with super high TiO_(2) in the slag:Density and surface tension of the slag被引量：4
《International Journal of Minerals,Metallurgy and Materials》2022年第6期1170-1178,共9页Zhengde Pang Yuyang Jiang Jiawei Ling Xuewei Lü Zhiming Yan 
financially supported by the National Key R&D Program of China(No.2018YFC1900500);the Key Fund of Natural Science(No.51974048)。
Aiming at the process of smelting ultra-high(>80%)or even full vanadium titanomagnetite in blast furnace,we are conducting a series of works on physics character of high TiO_(2) bearing blast furnace slag(BFS)for slag...
关键词：vanadium titanomagnetite DENSITY surface tension iso-surface tension lines 
Carbothermic reduction of vanadium titanomagnetite with the assistance of sodium carbonate被引量：7
《International Journal of Minerals,Metallurgy and Materials》2022年第2期239-247,共9页Luming Chen Yulan Zhen Guohua Zhang Desheng Chen Lina Wang Hongxin Zhao Fancheng Meng Tao Qi 
financially supported by the National Key R&D Program of China(No.2018YFC1900500);the National Natural Science Foundation of China(Nos.21908231,51774260,51804289,and 51904286);the Key Research Program of Frontier Sciences of the Chinese Academy of Sciences(No.QYZDJ-SSW-JSC021);the CAS Interdisciplinary Innovation Team;the Special Project for Transformation of Major Technological Achievements in Hebei Province,China(No.19044012Z)。
The carbothermic reduction of vanadium titanomagnetite concentrate(VTC)with the assistance of Na_(2)CO_(3)was conducted in an argon atmosphere between 1073 and 1473 K.X-ray diffraction and scanning electron microscopy...
关键词：vanadium titanomagnetite sodium carbonate phase transformation carbothermic reduction slag–metal separation 
Effect of nickel oxide additive on smelting mechanism of chromium-bearing vanadium titanomagnetite pellets被引量：1
《Transactions of Nonferrous Metals Society of China》2021年第8期2501-2510,共10页Gong-jin CHENG Wei-dong TANG Xiang-xin XUE 
financial supports from the National Natural Science Foundation of China(Nos.21908020,U1908226)。
The effect of nickel oxide additive on the smelting behaviors of chromium-bearing vanadium titanomagnetite pellets(CVTP)was investigated while analyzing the transfer behavior of nickel in iron and slag.The results sho...
关键词：nickel-iron alloy chromium-bearing vanadium titanomagnetite pellets smelting mechanism slag structure 
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