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An innovative method for recovering valuable elements from vanadium-bearing titanomagnetite is proposed. This method involves two procedures: low-temperature roasting of …
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This study is focused on the detailed investigation of the process mineralogy of a typical Vanadium titano-magnetite concentrate (VTM) to efficiently utilize its valuable elements like iron, vanadium, and titanium. The investigation covers mineral phase composition, phase-embedding properties, and the distribution behavior of the main elements ...
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In this study, an efficient utilization of vanadium titanomagnetite concentrate was systemically investigated through potassium pyrosulfate (K2S2O7) synergized with ammonium sulfate ((NH4)2SO4) cascade roasting to separate and recover vanadium, iron, and titanium. The result shows that 95.87% of vanadium and 80.13% of iron could be extracted, while that of …
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Vanadium (V) and titanium (Ti) are important strategic metals, which are widely used in metallurgical industry, chemical industry, machinery manufacturing, battery, aerospace, etc. [[1], [2], [3], [4]].As a representative resource for extracting V and Ti, vanadium–titanium magnetite (VTM) is a polymetallic symbiotic mineral which primarily contains iron, vanadium, …
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A new process comprising metallizing reduction, magnetic separation, and electroheat melting separation is proposed with the aim of achieving high recoveries of iron, vanadium, and …
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DOI: 10.1177/030607 Corpus ID: 273734410; Experimental study on parameters optimisation of adding vanadium-titanium magnetite to iron ore pellet @article{Kou2024ExperimentalSO, title={Experimental study on parameters optimisation of adding vanadium-titanium magnetite to iron ore pellet}, author={Ming-yin Kou and Pengfei Ji …
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In order to extract vanadium, titanium, and iron from VBT ore, currently, the most common and mature treatment method in China is the blast furnace smelting [10]. ... a combined solvent extraction and acid leaching process were used to recover vanadium, iron, and titanium. Meanwhile, the secondary chlorination of HCl gas with vanadium and iron ...
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A new process comprising metallizing reduction, magnetic separation, and electroheat melting separation is proposed with the aim of achieving high recoveries of iron, vanadium, and titanium from ...
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The vanadium-iron-titanium deposit discovered by TNG in 2008 is located within the Neoproterozoic sediments of the Georgina Basin. The ore body is hosted by a differentiated basic sill with minor ultrabasic layers. ... Mining and processing of ore at the Mount Peake Mine. The conventional drill and blast mining method, followed by truck and ...
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In this paper, we study the possibility of obtaining iron and titanium-vanadium concentrates with highest contents of iron and titanium, respectively, through hydrometallurgical processing of the titanomagnetite ores of the Chineisk deposit. We varied two key parameters to determine the efficiency of the process: (a) concentration of leaching solution (ammonium fluoride); and (b) …
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The ubiquitous vanadium is employed in a wide range of alloys in combination with iron, titanium, nickel, aluminum, ... The paper describes established industrial processes for recovery of vanadium from sources such as raw ore and process reverts. The comprehensive condensation of pertinent facts is intended to provide a single reference source ...
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A process has been developed at the laboratory scale for the recovery of titanium, vanadium and iron from the vanadium bearing titanomagnetite deposit at Pipestone Lake, Manitoba, by combined pyro- and hydrometallurgical processing route. The ore which contains 57.5% Fe, 0.66% V and 16.6% TiO 2 was subjected to selective reduction smelting so ...
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The vanadium–bearing titanomagnetite (VBT) is a strategic and complex iron ore, which containing valuable metals of vanadium, titanium, and iron used as constituents of several alloys, whitepigments, and steel [1], [2], [3].In China, the gross reserve of titanium in VBT ore is estimated to be about 1.18 million tons, accounting for 93% of China's total domestic reserve of …
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Iron extraction from VTM is an issue for the utilization of Vanadium titanomagnetite concentrate. In this work, flotation method combined with magnetic sorting was proposed to …
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Abstract Vanadium titanomagnetite (VTM) is a complex polymetallic symbiotic mineral dominated by iron, titanium, and vanadium. Iron extraction from VTM is an issue for the utilization of Vanadium titanomagnetite concentrate. In this work, flotation method combined with magnetic sorting was proposed to separate and recover the iron resources from VTM. The …
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This paper looks at the methods used and various process routes being considered for potential new titaniferous magnetite projects. CITATION:Connelly, D, 2019. Titaniferous magnetites as a source of vanadium titanium and iron, in Proceedings Iron Ore 2019, pp 441448 (The Australasian Institute of Mining and Metallurgy: Melbourne).
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A large number of unexploited low-grade vanadium-titanium magnetite deposits have been found in the Chao-yang area of China in recent years. The reserves are estimated at more than 20 billion tons. A mineralogical study of raw sample indicated that it was a typical low-grade vanadium-titanium magnetite ore with weathering. Most of vanadium-titanium magnetite …
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In this paper, we study the possibility of obtaining iron and titanium-vanadium concentrates with highest contents of iron and titanium, respectively, through hydrometallurgical processing of the...
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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 vanadium-titanium …
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As shown in Figure 4, all of the process indexes, including titanium content (ω(TiO 2)), recovery ratio of titanium (η(TiO 2)) in the non-magnetic fraction, recovery ratio of vanadium (η(V 2 O 5)), iron content (ω(TFe)), and recovery ratio of iron (η(Fe)) in the magnetic fraction, increase with increasing magnetic intensity from 25 mT to ...
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Vanadium does not form concentrated deposits like other metals such as copper, nickel or zinc. It is widely dispersed in the Earth's crust, with V 3+ replacing Fe 3+ or Al 3+ in a number of minerals. Vanadium as V 3+ can substitute for Fe 3+ in magnetite (Wenk and Bulakh, 2004); vanadium(III) and iron(III) ions have near identical ionic radii in octahedral sites of …
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Grinding: The raw ore enters the ball mill for grinding, and works together with the classifier to form a closed-circuit ring mill. Separation: After two stages of magnetic separators, iron ore and other magnetic impurity minerals …
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Zhang et al. studied the distribution behavior of vanadium and titanium in the process of smelting vanadium–titanium magnetite with HI at 1450 °C and a basicity of 0.3–1.2 through the Hismelt process experiment. Increasing the C content and decreasing the basicity increase the vana-dium content in the metal and the TiO 2 content in the slag,
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This paper investigated a pellet ore production process in which vanadium was extracted from vanadium and titanium magnetite concentrates using sulfuric acid leaching. Calcium and magnesium were added to the iron ore concentrate during pellet production to produce calcium vanadate and magnesium vanadate after roasting. The pellets were leached …
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The iron ore phase in the vanadium-titanium magnetite is finally converted to Fe and TiO 2. The carbon-based roasting reduction technology greatly improves the beneficiation efficiency and realizes the comprehensive utilization of a variety of refractory iron ores. ... Li, W., Fu, G.Q., Chu, M.Y., et al., 2021. An effective and cleaner process ...
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Vanadium-titanium magnetite, a multi-metallic ore rich in iron, titanium, vanadium, and various other metals, plays a pivotal role in high-quality steel production and finds applications across diverse sectors, including aerospace, medical devices, and energy storage [1,2,3].While the mineral composition varies regionally, Chinese deposits predominantly …
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In the first process, vanadium containing titanomagnetite ore is reduced in an electric arc furnace and vanadium is collected in the iron phase. In a subsequent operation, …
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Titaniferous magnetite deposits contain iron, vanadium and titanium, but only iron and vanadium are routinely recovered, usually via a pyrometallurgical process during wich the titania is ...
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Over recent years, a lot of work has been undertaken to process lower grade titaniferous (8-16% TiO 2) magnetite deposits to produce vanadium, titanium pigment and iron oxides using …
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The sodium roasting–water leaching process for vanadium–titanium magnetite (VTM) concentrate faces challenges such as low vanadium recovery, excessive addition of sodium salt, and high alkali content in the tailings. Therefore, reducing the presence of toxic elements like vanadium and alkali metal sodium in the extraction tailings is crucial for the …
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The authors of [] demonstrated that when replacing the carbon of process fuel with hydrogen, the blast flow rate must be decreased to stabilize the gas-dynamic regime, resulting in decreased furnace productivity.When smelting cast iron from vanadium-containing titanium magnetites, decrease in productivity can complicate the processing of the smelting products …
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Vanadium titanium magnetite (V–Ti) ore is one kind of important polymetallic minerals in China and the mainstream route of comprehensive utilization process is blast furnace (BF) → basic oxygen furnace (BOF). V–Ti sinter is one of the main burdens employed for BF and poor tumbler strength (TI) limits its efficiency. In order to optimize the V–Ti blends for sinter TI, …
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Vanadium ore mainly includes vanadium-titanium magnetite and weakly magnetic iron ore containing vanadium and titanium, such as vanadium-titanium hematite, ... Structural Changes and Element Migration during Oxidation Process of Vanadium-titanium Magnetite Ore, 23 (2016) 1160-1167. Google Scholar [16] T. Laxmi, S.S. Srikant, D.S. Rao, R. Bhima Rao.
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Vanadium-titanium iron ore tailings (VTIOT) is solid industrial waste produced during the beneficiation process of vanadium-titanium magnetite (VTM) [1], [2], which has been stockpiled in huge quantities in China [3], [4], with cumulative stockpiles exceeding 7.5 billion tons [5], not only occupying a large amount of land, but also causing serious environmental pollution …
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the ore posses high potential as a unique combination of iron, titanium, vanadium, ilmenite, copper–nickel sulphides and platinum. Pre-treatment of lump material by magnetic separation ... or the development is in process. For medium-titanium ore, the Kola Science Center has developed a technology for processing titanomagnetite ...
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A novel process featuring pressurized pyrolysis of ammonium chloride-acid leaching-solvent extraction was carried out to separate vanadium, titanium and iron from vanadium-bearing titanomagnetite ...
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