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A method for recovery of iron, titanium, and vanadium from …
In the case of magnesia bricks, the maximum reduction ratio of TiO2 was 98.4 %, and the maximum extraction ratio of Si was 95.8 %. ... High-chromium vanadium–titanium magnetite (HCVTM) is a ...
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Fusion Separation of Vanadium-Titanium Magnetite and …
2.1. Materials. In this experiment, vanadium-titanium magnetite concentrate from Wuling, Xinjiang was used as raw material, and its chemical composition is depicted in Table 1.It can be observed from Table 1 that the main valuable elements in the raw iron concentrate are Fe, V and Ti, with the mass fractions of TFe, TiO 2 and V 2 O 5 are high …
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Titanite as a tracer for Nb mineralization during magmatic and
Locally, magnetite occurs either as subhedral grains overgrowing hydrothermal titanite (Ttn IIB), or as clearly rounded inclusions within it (Fig. 2 g, h). Similar textures have been observed in many previous studies and are likely facilitated by relatively low T and high f O 2 fluids, since titanite + magnetite formation would involve Fe 3+ as ...
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(PDF) Effect of B2O3 on the Sintering Process of Vanadium–Titanium
V anadium–titanium magnetite (VTM) is one of the main raw materials for extracting iron and. ... In severe cases, this internal stress may even pulver ize the sinter particles. Thus, a reduced .
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Overall utilization of vanadium–titanium magnetite tailings to …
1. Introduction. In recent years, the recycling of waste resources and environmental management in industrial companies have attracted people's attention (Ciarapica et al., 2019).In the Panzhihua area of southwestern China, a large number of vanadium–titanium magnetite tailings (VTMT) are generated in the selection process …
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titanium magnetite Latest Research Papers | ScienceGate
Find the latest published documents for titanium magnetite, Related hot topics, top authors, the most cited documents, and related journals ... (South Africa). The blast–furnace method is applicable only for low–titanium titanomagnetites. In the case of using titanomagnetite concentrates with a titanium dioxide content of more than 4 %, the ...
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titanium magnetite Latest Research Papers | ScienceGate
Titanium Magnetite Drawing from the determined differences between iron-titanium oxide minerals, we analyzed the conditions of crystallization and evolution of late-Cretaceous …
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Titaniferous magnetites as a source of vanadium titanium and …
The technical challenges are significant, although the potential to produce titanium pigment from these ores is approaching technical and commercial feasibility. This paper looks at …
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Banded Magnetite Quartzite in Southern Granulite Terrane …
Banded Magnetite Quartzite in Southern Granulite Terrane (SGT) - a case study from Karimnagar, Telangana Thirupathi Bookya 1, A. Edukondal2, Dr.P.Nagesh3, A. Narsing Rao4 1,2 &4 Department of Geology Osmania University Hyderabad 500007. 3 Department of Geography, Osmania University Hyderabad 500007
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Kinetics and mechanism of coal-based direct reduction of
Through direct reduction, the transformation process of iron oxide in vanadium–titanium magnetite is Fe 3 O 4 → iron oxide → Fe, and the transformation process of titanium–iron oxide is Fe ...
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Leaching Titaniferous Magnetite Concentrate by Alkaline …
Titaniferous magnetite ore (TMO) can be utilized for production of pig iron as main product and titanium compound as byproduct [ 1 ]. The ore is a kind of symbiotic …
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(PDF) Vanadium bearing titaniferous magnetite ore …
titanium-magnetite mineralization has resulted due to late. ... TiO2 is upgraded about to 7.06:1 in the magnetic fraction of reduced lump ore which is formerly 2.14:1 in the case of raw ore ...
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Influence of different comminution flowsheets on the separation of
Titanium magnetite ores (FeO·FeTiO 3) are generally separated by stage grinding and stage magnetic separation. The grinding fineness of the grinding of the above two cases is 45% and 65%, respectively, with passing 74 μm. Moreover, the magnetic field density of magnetic separation is 95.5 kA/m and 159.2 kA/m, respectively.
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Materials | Free Full-Text | Effect of Finely Ground Limestone
Vanadium−titanium magnetite (VTM) is an important raw material for ironmaking under the situation of increasingly demanding scarce resources. To further improve the metallurgical properties of pellets, and to satisfy the requirements of blast furnace slag basicity, finely ground dolomite and limestone have been added to the …
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Effect of B2O3 on the Sintering Process of Vanadium–Titanium …
Vanadium–titanium magnetite powder and Australian hematite powder were mixed in specific ratios to form an iron ore powder (here called H-VTM) via the production recipe of a company in southwest China. ... In severe cases, this internal stress may even pulverize the sinter particles. Thus, a reduced strength may be caused by the …
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Hydrometallurgical Processing Technology of Titanomagnetite …
In this case, the addition of acid makes it possible to increase the Fe/Ti ratio by 3.4 times in comparison with the original ore. ... H. Characterization and pre-concentration of low-grade vanadium-titanium magnetite ore. Minerals 2017, 7, 137. [Google Scholar] Deryabin, Y.A.; Smirnov, L.A.; Deryabin, A.A. Perspektivy pererabotki …
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Fusion Separation of Vanadium-Titanium Magnetite and …
Vanadium-titanium magnetite is a complex symbiotic iron ore resource composed of iron, vanadium, titanium and other metals, which is one of the most important iron ore resources in China [1,2,3,4].Titanium, as an indispensable metal raw material for the modern industry and advanced science and technology, is mostly derived from the …
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Efficient Extraction of Vanadium from Vanadium–Titanium Magnetite
In most cases, vanadium elements of vanadium–titanium magnetite mainly exist in magnetite phase in the form of isomorphous substitution of iron [9,14,15]. Therefore, the key to releasing vanadium is breaking the magnetite lattice structure; however, the stable structure of magnetite can be only fully destroyed at a high temperature with an ...
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Investigation of Vanadium Titanomagnetite Concentrate Activated
In this work the transfer mechanism is studied for Fe, V, and Ti during activated reduction for determining the optimum reduction regime providing the most …
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Overall utilization of vanadium–titanium magnetite tailings to prepare
In this study, vanadium–titanium magnetite tailings were acquired from Panzhihua Steel Co. Ltd (Sichuan, China). Feldspar and kaolin were obtained from Shanxi, China. The quartz, silicon carbide (SiC), sodium phosphate (Na 3 PO 4) and flux borax (Na 2 B 4 O 7) were purchased from Sinopharm Chemical Reagent Co., Ltd. China.
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HIsarna Process Simulation Model: Using FactSage with Macro …
The utilization of titanium magnetite ore in the HIsarna process has also been investigated via the developed model. The injection of titanium magnetite ore which has high FeO content decreases coal consumption. ... In this case, the CCF off-gas with a high temperature is inevitable, but this high-grade heat can be recovered efficiently in a ...
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Upgrade of titanium content in a vanadiferous
In that case, the most relevant is Na 8 Ti 5 O 14 which is formed as a plateau shaped surface with a negative slope towards high amounts of ... X., Huang, Y., Gan, M., Fan, X., Yuan, L., Lv, W., 2014. Roasting Characteristics of Oxidized Pellets of Vanadium‐Titanium Magnetite Concentrates. In: 5th International Symposium on …
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Titanomagnetite
Titanomagnetites are common magnetic minerals in igneous and metamorphic rocks. Titanomagnetites (Fe 3 −x Ti x O 4, 0 ≤ x ≤ 1) form a complete solid solution above ~ …
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Treatment of vanadium–titanium magnetite based on composite
Table 3 shows the suitable process parameters obtained from the study exploring the utilization of vanadium-titanium magnetite by CAP. 126, 127) In addition, the use of the CAP process for the ...
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Vanadium deportment in the Mintek titanomagnetite roast-leach
At a quantity of 0.448 kg titanium slag per kg ore, 0.00403 kg V 2 O 5 per 1 kg ore cannot be extracted due to the high titanium content in the ore. Furthermore, the ore cannot be used for other ...
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Titanium Phone Case
About 75% Fe, 82% V, and 44% Ti pass into iron concentrate during ore enrichment [ 1 ]. Therefore, the question of how to improve comprehensive utilization of …
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Investigation of Vanadium Titanomagnetite Concentrate Activated
In this case data at a temperature below 1200°C were obtained in the present work and data at above 1250°C ... L. N. Wang, and T. Qi, "Carbothermic reduction of vanadium-titanium magnetite in molten NaOH," ISIJ Int., 58, No. 4, 627–632 (2018). Article CAS Google Scholar Download references. Financing National key R&D Program …
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Reduction disintegration behavior of vanadium titanomagnetite …
The indurated VTM pellets used in this study were obtained from an iron and steel company in China. The detailed chemical composition of the VTM pellets is listed in Table 1.The binary basicity is 0.23, and the contents of total iron (TFe), TiO 2, and V 2 O 5 are 54.40%, 8.78%, and 0.54%, respectively. The phase composition of the VTM pellets …
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Metals | Free Full-Text | Effect of Return Fines Embedding on the
To improve the permeability of sinter packed bed for achieving the efficient utilization of low-grade iron bearing minerals, the effect of the returned fines embedding on productivity, yield, flame front speed (FFS) in the vanadium titanium magnetite (VTM) sintering process, tumble index (TI) of sinter, and permeability of the sinter packed bed …
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Paleomagnetic field reconstruction from mixtures of
In particular, two cases can be observed in stepwise thermal demagnetization, one that shows an apparent third component at intermediate temperatures that arises from an overlap of a remagnetization carried by small-grained iron-rich magnetite and large-grained titanium-rich titanomagnetite, and one that shows a continuous …
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