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Download Citation | Extractive metallurgy of vanadium-containing titaniferous magnetite ores: A review | Many technologies exist for the treatment of titaniferous magnetites that contain vanadium.
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Extracting vanadium and removing phosphorus simultaneously by adding CaO containing materials to V-bearing hot metal were investigated under the condition of simulating the process of vanadium extraction with insufficiently supplying oxygen in converter. Through preliminary experiments, 3 h and 1375 °C were chosen as the …
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Vanadium is an important by-product that is used almost exclusively in ferrous and non-ferrous alloys due to its physical properties such as high tensile strength, hardness, and fatique resistance.Vanadium consumption in the iron and steel industry represents about 85% of the vanadium-bearing products produced worldwide. The …
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The first step in the metallurgy of iron is usually roasting the ore (heating the ore in air) to remove water, decomposing carbonates into oxides, and converting sulfides into oxides. The oxides are then reduced …
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A new process of extracting vanadium from the stone coal vanadium ore in Fangshankou, Dunhuang area of Gansu Province, China was introduced. Various leaching experiments were carried out, and the results show that the vanadium ore in Fangshankou is difficult to process due to its high consumption of acid and the high leaching rate of …
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Vanadium (V) ore refers to a type of mineral deposit that contains vanadium, a chemical element with the atomic number 23 and the symbol V in the periodic table. Vanadium is a transition metal that is known for its high strength, excellent corrosion resistance, and ability to form alloys with other metals. Vanadium is commonly found in …
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The slightly higher iron and sulfur levels in the matte for. ... The recovery of platinum-group metals from ore of. the UG-2 Reef in the Bushveld Complex, XIIth CMMI Congress Johannesburg 1982 p ...
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A review of the vanadium production processes and industry was published in 2003 [].However, much has changed in the vanadium industry due to regulations increasing the demand for high-strength steel [2,3,4], the emergence of vanadium redox flow batteries (VRFB) as a strong competitor in grid-level energy storage [5,6,7], and the …
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1. Introduction. Titanium and vanadium are strategically important resources [1].Titanium alloys have significant application value and broad application prospects in aviation, aerospace, biomedical engineering, and other fields [2], [3].Vanadium is an indispensable element in industrial fields such as steel, nonferrous metals, chemicals, …
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Learn how vanadium is extracted from various ores and used as an alloying element for steels, titanium, and nuclear reactors. Find out the history, properties, and applications …
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Today, approximately 88% of vanadium is produced from vanadiferous titanomagnetite ores (Rappleye and Haun 2021) including iron- and steel-slags, which represent more than 69% of the starting raw material in …
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The extremely similar physicochemical properties of vanadium and chromium lead to the difficulty in separating from each other. In this study, a novel hydrometallurgical process was devised to selectively precipitate chromium from vanadium-containing solutions, facilitating the efficient separation of V(V) and Cr(VI) …
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dium in silica tie-up. Prolonged roasting with iron salts reduces the extraction of vanadium, after reaching a maximum solubility in 1 hr of contact. Special roasting with additives for …
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The cyanidation process is the most frequently used method for the extraction of gold from gold-bearing ores.1 However, it suffers technical problems caused by other associated elements in the ores, such as copper and zinc, which often disrupt the process by forming copper-cyanide complexes and zinc-cyanide compounds, resulting …
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In this review, the production of vanadium using primary resources including vanadium titano-magnetite, vanadium slag, vanadium bearing stone coal, and carnotite has been reviewed, with the...
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Resources, uses, and market. Vanadium is the 22nd most abundant element in the continental crust and it accounts for approximately 0.014% of it (Rudnick and Gao Citation 2003); however, concentrations of at least …
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ABSTRACT. Vanadium is a strategic transition metal that has been extensively utilized in steelmaking, green chemistry, energy storage, and aviation industries, and the sustainable development of vanadium production industries is therefore of significant importance.
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Recovering vanadium from vanadium titanium-magnetite (VTM) ore using (NH 4) 2 C 2 O 4 is a clean hydrometallurgical process, but the drawback is the low recovery and slow kinetics due to the formation of inhibitor. A novel energy-efficient mathematical model was derived for green leaching of VTM in which the mechanical …
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In this paper, the vanadium extraction tailings (VT) by sodium roasting—water leaching were used to prepare the active catalyst by activate treatment to explore denitrification. The influence of activating parameters and denitrification conditions on NOX removal of the catalyst were analyzed with selective catalytic reduction (NH3 …
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Mineral Processing and Extractive Metallurgy is devoted to scientific, engineering, and economic aspects of the preparation, separation, extraction, and purification of ores, metals, and mineral products by both physical and chemical methods. View full journal description
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This article reviews the processes and methods for extracting vanadium from various ores, concentrates and slags, including the vanadium mineral coulsonite. It also …
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Vanadium-bearing titaniferous magnetite bands hosted by Precambrian gabbro-norite-anorthositic rocks or their metamorphic equivalents were discovered in some parts of Eastern Indian Shield, containing 48%–49% Fe (total), 10%–25% TiO2, and 0.3%–2.20% V2O5 by mass. Mineralogical and petrological study, composition, and …
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ABSTRACT. In this study, a new vanadium extraction process from vanadium titano-magnetite(VTM) featuring calcification roasting and (NH 4) 2 C 2 O 4 solution leaching has been proposed. Compared with the traditional sodium roasting, the calcification roasting can avoid the production of waste gas and the sodium free tailings …
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Extractive metallurgy of vanadium ... the ore to make a vanadium bearing pig iron followed Preprint number 05-025, presented at the SME Annual Meeting, Feb. 28-March 2, 2005, Salt Lake City, Utah. Revised manuscript received and accepted for publication November 2005. Discussion of this peer-reviewed and approved paper
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ABSTRACT Vanadium-bearing steel slag is a typical solid waste in the steel industry and a valuable secondary resource for vanadium production. In this paper, a direct alkaline leaching process was proposed to extract valuable vanadium and achieve comprehensive utilization of the residue by incorporating the new process into the …
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The mainstream extraction method of high-purity metallic vanadium is a combined process of preparing crude vanadium by aluminothermic reduction and …
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The first step of vanadium production is to prepare vanadium oxides or other compounds from various types of vanadium-containing ores, and then use them to …
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Extractive metallurgy is a branch of metallurgical engineering wherein process and methods of extraction of metals from their natural mineral deposits are studied. The field is a materials …
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The pig iron from steel manufacture contains the majority of vanadium-bearing material smelted with the iron ore. The molten pig iron is oxygen lanced to produce a slag containing 12–24% V which is either treated by downstream high temperature smelting or alternatively chilled then treated by solvent extraction (SX) to produce V 2 O …
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Extractive metallurgy of vanadium by Gupta, C. K. Publication date 1992 Topics Vanadium -- Metallurgy, Vanadium ores, Vanadium Publisher Amsterdam ; New York : Elsevier Collection internetarchivebooks; printdisabled Contributor Internet Archive Language English Item Size 1113811931. xvii, 689 p. : 25 cm
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