Semantic Scholar extracted view of "Individual enrichment of titanium and iron from low-titanium beach titanomagnetite via preconcentration-reduction roasting and magnetic separation with calcium fluoride" by Shichao Wu et al. ... The increasing demand for iron ore in the world causes the continuous exhaustion of magnetite resources. The ...
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Basicity has an important effect on the behavior of high-chromium vanadium-titanium magnetite (HCVTM) sinter. The effect of basicity on sintering, reduction, and softening-melting properties was investigated in an experiment-scale sinter pot. The results showed that with the basicity increasing from 1.7 to 2.5, the vertical …
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The hearth of the blast furnace is full of coke, and the nitrogen content in the blast is high. It is easy to produce Ti(C, N) in the smelting of all vanadium titano-magnetite, which makes it ...
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@article{Chen2024HighchromiumVM, title={High-chromium vanadium–titanium magnetite all-pellet integrated burden optimization and softening–melting behavior based on flux pellets}, author={Bojian Chen and Tao Jiang and Jing Wen and Guang Yang and Tangxia Yu and Fengxiang Zhu and Peng Hu}, …
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High chromium vanadium-titanium magnetite (HCTVM) is a valuable multi-metallic iron resource. The development of HCTVM flux pellets is a feasible way to promote clean production and reduce consumption in blast furnaces. This study investigated the effects of Cr2O3 on the metallurgical properties of HCTVM flux pellets with a basicity of …
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Titanium-bearing magnetite ore is generically defined as magnetite with > 1% titanium dioxide (TiO2) and is usually vanadium-bearing. The iron and titanium …
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South African vanadium–titanium magnetite is a complex mineral resource rich in iron, vanadium, titanium, and chromium [1,2,3].Its ore composition is composed of more than 20 elements [4,5,6].It is the most complex ore of its type in the world and contains more than 10 valuable elements, so it has a very important integrated utilization …
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1. Introduction. Vanadium is an important transition metal used in the manufacture of high strength steel alloys, vanadium redox flow batteries, and catalysts …
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Thus, various magnetic ground states have been realized in titanium-based kagome metals RETi 3 Bi 4 through rare earth engineering, which so far includes nonmagnetic (YbTi 3 Bi 4), possibly short ...
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MgO addition plays an essential role in the blast furnace smelting process, including softening-melting characteristics and metallurgical properties of slag. In the present study, the effect of MgO …
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Titanium-bearing magnetite ore is generically defined as magnetite with > 1% titanium dioxide (TiO2) and is usually vanadium-bearing. The iron and titanium occur as a mixture of magnetite (Fe3O4) and ilmenite (FeTiO3) with vanadium oxide usually occurring within the solid solution of the titanium-bearing magnetite phase. These ores …
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But it's good to note that Titanium's magnetic susceptibility is very small and positive making its magnetic property very weak compared to ferromagnetic materials. This metal with 22nd position in the periodic table and with an atomic mass of 47.867, was discovered by the Reverend William Gregor, an English pastor, in the year 1791.
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The high-temperature interactions between vanadium-titanium magnetite carbon composite hot briquettes (VTM-CCBs) and pellets were systematically investigated under simulated blast furnace conditions with respect to the reduction behavior, softening–melting–dripping characteristics, gas permeability, and Ti(C, N) precipitation …
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High-chromium vanadium–titanium magnetite (HCVTM) is a good valuable resource with high iron content in the form of complex iron ore which contains various valuable metal elements such as iron, vanadium, titanium, chromium. Direct reduction of HCVTM is studied based on thermodynamic analysis. Combined TG experimental …
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Abstract: The reduction of high-chromium vanadium–titanium magnetite as a typical titanomagnetite containing 0.95wt% V2O5 and 0.61wt% Cr 2 O 3 by H 2 –CO–CO 2 gas mixtures was investigated ...
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The high-Ti magnetite grains have subsequently undergone variable degrees of coupled dissolution-reprecipitation to produce trace element-deficient, low-Ti …
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The effects of basicity and temperature on the reduction process of Hongge high-chromium vanadium-titanium magnetite (HCVTM) sinter were investigated in this work.
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of vanadium–titanium magnetite in the existing smelting process. The process is composed of two parts: the pre-reduction process of vanadium–titanium magnetite in the rotary kiln and the slag–iron separation process in the pure oxygen bath smelting furnace. Firstly, a certain proportion of vanadium–titanium magnetite, coal and fluxes ...
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This article explores the magnetic properties of titanium, including its classification in terms of magnetism and the factors influencing its magnetic behavior. ... Titanium is a lightweight, high-strength metal known for its exceptional strength-to-weight ratio and corrosion resistance. It is widely used in aerospace, medical implants, and ...
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Titanium-bearing magnetite ore is generically defined as magnetite with > 1% titanium dioxide (TiO2) and is usually vanadium-bearing. The iron and titanium occur as a mixture of magnetite (Fe3O4 ...
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The results showed that the reasonable smelting parameters for vanadium–titanium magnetite smelting of the process introduced in the paper were above 1450 °C of smelting temperature, above 0.8 ...
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The quality of vanadium–titanium magnetite sinters is poor. The high-pellet operation of the blast furnace ironmaking process is a feasible method for utilization of the High-chromium Vanadium–titanium magnetite (HVTM). To ensure the basicity of the burden, flux pellets need to be investigated. In this study, HVTM concentrate and …
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being considered for potential new titaniferous magnetite projects. INTRODUCTION The traditional source of titanium is from mineral sands, namely rutile and more significantly …
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Pressure dependence on the magnetic properties of titanomagnetite using the reversible susceptibility method. Stuart A. Gilder, Maxime LeGoff, in Advances in High-Pressure Technology for Geophysical Applications, 2005 4 Titanomagnetite. Titanomagnetite (Fe 3–x.Ti x O 4) [also written xFe 2 TiO 4 (1 – x)Fe 3 O 4] forms a complete solid solution …
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Magnetite (Fe 3 O 4) and ilmenite (FeTiO 3) were the main existing form of iron in vanadium–titanium magnetite, and the gangue existed mainly in the form of magnesium silicate compounds (Fig. 2a). In addition, V 2 O 5 was not detected since its content was deficient. The particle size distribution of vanadium–titanium magnetite …
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Based on the fundamental characteristics of high chromium vanadium-titanium magnetite (HCVTM), the effects of roasting temperature and roasting time on the phase transition and oxidation ...
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The reduction of high-chromium vanadium–titanium magnetite as a typical titanomagnetite containing 0.95wt% V2O5 and 0.61wt% Cr2O3 by H2–CO–CO2 gas mixtures was investigated from 1223 to 1373 K. Both the reduction degree and reduction rate increase with increasing temperature and increasing hydrogen content. At a …
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Titanium-bearing magnetite ore is generically defined as magnetite with > 1% titanium dioxide (TiO2) and is usually vanadium-bearing. The iron and titanium occur as a mixture of magnetite (Fe3O4 ...
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cessing of high-titanium titanium magnetite ores through high- temperature reduction smelting is hindered by the creation of re- fractory slags with an intricate chemical composition [ 18 – 21 ].
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