Hydrometallurgical Processing Technology of …
In this paper, we study the possibility of obtaining iron and titanium-vanadium concentrates with highest contents of iron and titanium, …
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Enhancing Reduction Separation and Efficient Recovery of …
Abstract. In this work, diboron xide and calcium fluoride are applied as composite additives to explore a process suitable for processing low-grade, high …
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Titaniferous Magnetites as a Source of Vanadium, …
) magnetite deposits to produce vanadium, titanium pigment and iron oxides using hydrometallurgical process routes. Rio Tinto QIT operations in Canada at Sorel where titaniferous magnetite ore is mined produce concentrates that are smelted to produce pig …
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Minerals | Free Full-Text | Influence of Vanadium–Titanium …
Vanadium–titanium ore possesses significant mining and utilization value. The basicity of vanadium–titanium sinter has a direct impact on the formation, location, thickness, permeability, and heat exchange of the cohesive zone in the blast furnace. This paper investigated the influence of increasing the basicity of the sinter on the …
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Novel blast furnace operation process involving charging …
An innovative process of blast furnace (BF) operation involving charging with low-titanium vanadium–titanium magnetite carbon composite hot briquette (LVTM-CCB) was proposed for utilizing LVTM and conserving energy. In this study, the effect of LVTM-CCB charging ratio on the softening, melting, and dripping behaviors of the mixed …
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High-Efficiency Smelting Separation of Vanadium–Titanium …
In this study, the direct reduction of iron obtained from the carbothermal reduction of vanadium–titanium magnetite was used as the raw material for smelting …
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A New Technique for Preparation of High-Grade Titanium …
Vanadium titanomagnetite, which contains the valuable elements iron, vanadium, and titanium, is a complex iron ore. Although it widely distributed throughout the world, concentrations thereof are mainly found in Russia, China, South Africa, and the United States.1 The Panzhihua region of China has rich vanadium titanomagnetite …
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Study of Technological Properties and Processing Feasibility …
The concentrate obtained during the processing of titanium magnetite ore is used as a raw material for producing cast iron in a blast furnace. The concentrate is sintered to obtain agglomerate or pellets. At the first stage, the cast iron is processed in an oxygen converter to produce converter (vanadium) slag, which is skimmed off separately ...
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Recovery of Vanadium, Titanium, and Iron from Vanadium
Abstract. In this study, an efficient utilization of vanadium titanomagnetite concentrate was systemically investigated through potassium pyrosulfate (K 2 S 2 O 7) …
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Influence of Parameters on the Pre-Reduction Process of Vanadium …
As a typical type of complex iron ore with the coexistence of titanium and vanadium, vanadium-titanium magnetite (VTM) is widely distributed in China, the Americas, Russia, and South Africa, and has a high comprehensive utilization value. ... "Influence of Parameters on the Pre-Reduction Process of Vanadium-Titanium …
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Process Mineralogy of Vanadium Titanomagnetite Ore in …
Vanadium titanomagnetite (VTM) is a valuable multi-element symbiotic ore mainly composed of iron, vanadium, and titanium, as well as small amounts of …
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Process Mineralogical Analysis of a Typical Vanadium Titano …
Alternatively, the ore can be directly smelted, resulting in ferrotitanium alloy and vanadium-containing slag, which can be used to recover iron, titanium, and vanadium. However, it is important to note that the concentrate also contains adverse elements, such as 4.44% SiO 2, 4.37% Al 2 O 3, and 1.2% MgO, which can impact …
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Vanadium processing | Extraction, Uses & Applications
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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Optimized magnetic separation for efficient recovery of V …
We present an optimized magnetic separation process to improve the recovery of high-content vanadium and titanium concentrates from vanadium‑titanium …
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Technical Expediency Of "Tebinbulak" Titanomagnetite Ore …
The content and ratio of titanium, vanadium, and iron in titanomagnetite ores vary significantly: the ores can be substantially titanium or substantially iron. ... The Kachkanarsky Mining and Beneficiation Complex has an ore processing capacity of up to 50 million tons per year with the production of vanadium-containing iron concentrate ...
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An effective and cleaner process to recovery iron, titanium, …
This study presents an effective and cleaner process with hydrogen-rich gases that uses oxidation roasting followed by gas-based direct reduction and melting …
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Recycling of Waste V2O5–WO3/TiO2 Catalysts in the Iron Ore …
Extensive use of selective catalytic reduction denitrogenation technology leads to the generation of a large amount of hazardous waste vanadium–tungsten–titanium catalysts. To valorize these waste catalysts, a new technology for the recycling of waste catalysts in steelworks was proposed, in which waste catalysts were added to the iron …
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Reduction behavior of vanadium-titanium magnetite
DOI: 10.1016/J.POWTEC.2018.09.069 Corpus ID: 105009543; Reduction behavior of vanadium-titanium magnetite carbon composite hot briquette in blast furnace process @article{Zhao2019ReductionBO, title={Reduction behavior of vanadium-titanium magnetite carbon composite hot briquette in blast furnace process}, author={Wei Zhao …
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Phase transformation and slag evolution of vanadium–titanium …
1. Introduction. 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 …
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Recovery of Vanadium, Titanium, and Iron from Vanadium …
Vanadium titanomagnetite concentrate (VBT) is a kind of multi-metal element symbiotic compound ore, containing iron, vanadium, and titanium [].More than 85% of vanadium and 90% of titanium originate from VBT in China [2, 3].The western Liaoning area is another large deposit in China besides Panzhihua, which is …
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A new process for the recovery of iron, vanadium, and titanium …
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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Oxidation Kinetics, Structural Changes and Element …
The oxidation kinetics, structural changes, and elements migration during the oxidation process of the vanadium-titanium magnetite (VTM) ore were analyzed. Kinetics analysis indicated that the oxidation process was controlled by diffusion control and could be divided into interface diffusion and lattice diffusion with apparent activation …
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High-Efficiency Extraction of Fe, V, and Ti from Vanadium …
Vanadium-containing titanium magnetite is the main source of V and Ti in the internal market. About 75% Fe, 82% V, and 44% Ti pass into iron concentrate during ore enrichment [].Therefore, the question of how to improve comprehensive utilization of vanadium-titanium magnetite concentrate (VTMC) is of decisive importance for the …
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Efficient separation of vanadium, titanium, and iron from …
The method first sinters the raw ore into a spherical shape or a block shape, and then selectively reduces iron and vanadium through blast furnace roasting to form a …
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Hydrometallurgical Processing Technology of …
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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GregTech 6/Ore Processing
Getting useful crafting materials out of the world-generated Ore Blocks in GregTech 6 has become less forumlaic than it was in GregTech 5, but more optional side paths have been added. This document details how processing chains evolve from the manual 'forge age' through to 'electrical age', and finally contains a reference listing of byproducts by ore and …
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High-Efficiency Smelting Separation of Vanadium–Titanium …
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 value.
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Analysing the HIsmelt process for smelting vanadium–titanium …
To transfer vanadium to molten iron and enrich titanium in the slag during the VTM HIsmelt process, the reduction temperature should be controlled at 1425°C and the reduction time should be 20–30 mins. To ensure reserves of vanadium and titanium are utilized efficiently, the basicity should be controlled at a value of 0.8.
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Processing of vanadium: a review
The silver coloured element vanadium (symbol V) has an atomic weight of 50.9415, specific gravity of 5.96, and melting point of 1929 °C ( et al., 2002). Vanadium, niobium and tantalum belong to group five of the periodic table. The transition metal features a high melting point and good corrosion resistance at low temperature.
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Enhancing Reduction Separation and Efficient Recovery …
Compared with the vanadium–titanium magnetite in China's Panzhihua and Chengde and Russia, New Zealand, and South Africa,[4–11] this mine not only has an ultra-low-grade vanadium–titanium magnetite, but also the characteristics of high vanadium and ultra-high titanium.[3,12–14] This mine is a composite iron ore
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