Iron And Titanium From Vanadium Processing
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- Iron And Titanium From Vanadium Processing
In this work, diboron xide and calcium fluoride are applied as composite additives to explore a process suitable for processing low-grade, high-vanadium, ultra-high …
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12 Claims, N0 Drawings PROCESSING TITANIFEROUS IRON ORES FOR THE RECOVERY OF ALUMINUM, CHROMIUM, IRON, TITANIUM AND VANADIUM The present invention relates to a process for treating titaniferous iron ores and concentrates made from the afore mentioned ores. After the treatment, the ores can be used directly as feed material for steel making.
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A novel process for recovering iron, titanium, and vanadium from titanomagnetite concentrates has been developed. In the present paper, the treatment of rich titanium–vanadium slag by NaOH molten salt roasting and water leaching processes is investigated.
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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 …
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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 vanadium titanomagnetite.
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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 ...
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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]. ... ammonium chloride dosage, pyrolysis temperature, and time. Then, a combined solvent extraction and acid leaching process were used to recover vanadium, iron, and titanium ...
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The simultaneous processing of iron and titanium products also poses a technologically intricate challenge. ... Enhancing reduction separation and efficient recovery of iron, vanadium, and titanium for Ultra-high-titanium magnetite. Metall. Mater. Trans. B, 55 (1) (2024), pp. 287-300, 10.1007/s11663-023-02958-3. View in Scopus Google Scholar
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This web page summarizes information in PubChem about patent US-3389957-A. This includes chemicals mentioned, as reported by PubChem contributors, as well as other content, such as title, abstract, and International Patent Classification (IPC) codes.
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Request PDF | Selective nitridation–corrosion process to recover vanadium, titanium, chromium, and iron from vanadium slag | Vanadium slag (V-slag) is an important secondary V source, but other ...
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A novel process for recovering iron, titanium, and vanadium from titanomagnetite concentrates has been developed. In the present paper, the treatment of rich titanium-vanadium slag by NaOH molten ...
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Vanadium processing - Alloying, Extraction, Refining: In its pure form, vanadium is soft and ductile. It can be fabricated into mill forms, but it oxidizes readily at temperatures above 663° C (1,225° F) and is liable to pick up interstitial impurities. Because the metal has good corrosion resistance to liquid metal, a low absorption of neutrons, and a short half-life in its radioactive ...
WhatsApp: +86 18221755073We present an optimized magnetic separation process to improve the recovery of high-content vanadium and titanium concentrates from vanadium‑titanium magnetite (VTM) …
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An effective and cleaner process to recovery iron, titanium, vanadium, and chromium from Hongge vanadium titanomagnetite with hydrogen-rich gases ... Under optimized conditions, after melting separation, the recovery rates of iron, titanium, vanadium, and chromium were 97.9, 89.8, 96.7, and 97.8%, respectively. Furthermore, the melting ...
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Research in our laboratory found that after the new process of roasting pretreatment-ammonium sulfate roasting-acid leaching of vanadium titanomagnetite, vanadium and iron were dissolved in the leaching solution, while titanium was enriched to the leaching residue, achieving the selective separation of vanadium, iron and titanium [6].However, since …
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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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A new process for the recovery of iron, vanadium, and titanium from vanadium titanomagnetite by S.Y. Chen* and M.S. Chu* Synopsis A new process comprising metallizing reduction, …
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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 ...
WhatsApp: +86 18221755073A 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...
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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 …
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During the roasting process, the reduction of iron oxides to metallic iron, the sodium oxidation of vanadium oxides to water-soluble sodium vanadate, and the smelting separation …
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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.
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The development of a comprehensive technology for processing titanomagnetite concentrate at the Masalsky field will enable the production of an iron-containing alloy and a vanadium product.The ...
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ultra-high-titanium vanadium–titanium magnetite con-centrate (<75 lm) used in the experiment. The data clearly reflect the mine's low-iron, high-vanadium, and ultra-high titanium characteristics. The X-ray diffrac-tion (XRD) pattern of the raw ore in Figure 1 shows that the phases of the concentrate are mainly magnetite
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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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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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A novel process for recovery of aluminum, iron, vanadium, scandium, titanium and silicon from red mud was proposed. The parameters of HCl leaching, solvent extraction, polymerization process, alkali leaching with pressure, and aging process were investigated.The results show that more than 96 % of scandium and vanadium could be leached by using HCl …
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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 …
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PDF | Gas-based reduction roasting magnetic separation process was conducted to separate and recover iron and titanium from oxidized vanadium... | Find, read and cite all the research you need on ...
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The ubiquitous vanadium is employed in a wide range of alloys in combination with iron, titanium, nickel, aluminum, chromium, and other metals for a diverse range of commercial applications extending from train rails, tool steels, catalysts, to aerospace. ... the major enterprises active in the mining and processing of vanadium-bearing raw ...
WhatsApp: +86 18221755073To comprehensively utilize the low-iron high-vanadium–titanium magnetite, a new method of vortex smelting reduction of vanadium–titanium magnetite was proposed, and the enrichment and reconstitution regularity of Ti-bearing phases in the slag was investigated through X-ray fluorescence spectrometry, X-ray photoelectron spectroscopy, X-ray diffraction analysis, …
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Vanadium slag is a strategic vanadium extracting source, which is produced from the hot-metal treatment prior to the basic oxygen steelmaking (BOS) or during the converter steelmaking process by using vanadium–titanium magnetite (VTM) ore [1,2].This VTM ore has been extensively found in different countries, e.g., South Africa, Russia and China, etc., and …
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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 titanium …
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Vanadium processing, preparation of the metal for use in various products. Vanadium (V) is a grayish silver metal whose crystal structure is a body-centred cubic (bcc) lattice, with a melting point of 1,926° C (3,499° F). ... (an iron ore), ilmenite (a titanium ore), and chromite. The world's largest mines of vanadium are from titaniferous ...
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Selective nitridation–corrosion process to recover vanadium, titanium, chromium, and iron from vanadium slag. Author links open overlay panel Qingqing Hu a, ... titanium and iron from vanadium slag. Resour. Conserv. Recycl., 178 (2022), Article 106046, 10.1016/j.rnrec.2021.106046.
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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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