Most of the iron ore deposits are of contact-metasomatic skarn type followed by hematite-magnetite-limonite deposits of sedimentary type originating from ferruginous sedimentary beds by metamorphism and metasomatism. Most iron deposits in Mongolia are closely associated with manganese mineralization.
Ilmenite is an important mineral resource containing Fe and Ti, and titanium concentrate can be obtained after beneficiation. Through the preparation of titanium concentrate oxidized pellets, gas-based shaft furnace reduction experiments, and melting and separation experiments, the phase changes during the roasting process of titanium …
Nearly all of the world's vanadium is derived from mineral concentrates (typically vanadium-rich and titanium-rich magnetite) separated from mined ore, or as a by-product of steel-making slags. According to the United States Geological Survey (USGS) 1, China, South Africa and Russia are the world's main producers of vanadium.
In this work, diboron trioxide and calcium fluoride are applied as composite additives to explore a process suitable for processing low-grade, high-vanadium, ultra-high-titanium vanadium–titanium magnetite. The metallized coal-based direct reduction–electromagnetic separation experiment was conducted. Results show that a …
New Zealand Steel and others have produced vanadium slag by iron reduction and smelting of iron sands to produce steel and selling a vanadium slag. Of recent times, …
Universal technique for rapid dissolution of materials encountered in the steel industry and its applications in the photometric determination of arsenic, phosphorus, titanium and vanadium in iron ores☆
IS 1493-3 (1987): Methods of chemical analysis of iron ores, Part 3: Determination of titanium, chromium, vanadium, calcium and magnesium by atomic absorption spectrophotometry [MTD 13: Ores and Raw Materials]
Vanadium titanomagnetite ore has prominent latent applications in the recovery of iron, vanadium and titanium. In this study, the reduction effect and product characteristics of vanadium titanomagnetite ore using hydrogen as reductant under fluidized bed conditions were investigated by X-ray diffraction, scanning electron …
New Zealand Steel and others have produced vanadium slag by iron reduction and smelting of iron sands to produce steel and selling a vanadium slag. Of recent times, various groups have endeavoured to produce titanium pigment and vanadium from these ores using hydrometallurgical process routes.
Efficient utilization of vanadium–titanium magnetite can be achieved by high-temperature pyrometallurgical smelting separation of the material. The fusibility of vanadium–titanium magnetite during reduction and smelting reflects the difficulty of smelting separation. In this study, the direct reduction of iron obtained from the …
High chromium vanadium-titanium magnetite (HCTVM) is a valuable multi-metallic iron resource. The development of HCTVM flux pellets is a feasible way to promote clean production and reduce consumption in blast furnaces. This study investigated the effects of Cr2O3 on the metallurgical properties of HCTVM flux pellets with a basicity of …
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 vanadium production (Lee et …
Melting of vanadium titanomagnetite using blast furnace is the process of smelting special ores with symbiosis of iron, vanadium, and titanium in ironmaking blast furnace. …
Variable vanadium amounts have been also recorded in iron ore deposits, phosphorites, and laterites, even though the phosphate deposits seem to have the most favorable characteristics for potentially economic vanadium concentrations.
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 ].
Request PDF | Iron, Manganese, Chromium, Titanium and Vanadium Deposits | In Mongolia, about 111 iron ore deposits and occurrences are known to exist in the country; however, only five deposits ...
Vanadium and titanium magnetite (V–Ti) ore has a very high comprehensive utilization value due to its high-content vanadium, titanium, iron, etc. In addition, V–Ti ore as a major source of vanadium is found in various countries, such as Australia, China, Russia, and South Africa (Moskalyk and Alfantazi, 2003, Deng et al., …
Vanadium additions to titanium alloys are made with aluminium-vanadium master alloys which are also produced by aluminothermic reduction of high purity vanadium oxides. Vanitec is the only global vanadium organisation. Vanitec is a technical/scientific committee bringing together companies in the mining, processing, research and use of vanadium ...
Study on Direct Reduction of Vanadium and Titanium Iron Ore Concentrate. Citation: Li Jun, Wu Enhui, Hou Jing, Huang Ping. Study on Direct Reduction of Vanadium and Titanium Iron Ore Concentrate [J]. Multipurpose Utilization of Mineral Resources, 2018, (6): 53-56,31. doi: 10.3969/j.issn.1000-6532.2018.06.0010.
Vanadium titanomagnetite concentrate (VBT) is a kind of multi-metal element symbiotic compound ore, containing iron, vanadium, and titanium [ 1 ]. More than 85% of vanadium and 90% of titanium originate from VBT in China [ 2, 3 ].
Vanadium and titanium iron concentrate is one kind of iron, vanadium, titanium multiple-element symbiotic composite ore, which has extremely high comprehensive utilization value.
Magmatic vanadium-titanium magnetite ore is the main resource of titanium and vanadium in my country. The main useful minerals in the ore are titanomagnetite and ilmenite, which are mainly distributed in medium grains; gangues are mainly silicate minerals, and some also have carbonate minerals and apatite; often associated with …
New Zealand Steel and others have produced vanadium slag by iron reduction and smelting of iron sands to produce steel and selling a vanadium slag. Of recent times, various groups have endeavoured to produce titanium pigment and vanadium from these ores using hydrometallurgical process routes.
An innovative method for recovering valuable elements from vanadium-bearing titanomagnetite is proposed. This method involves two procedures: low-temperature roasting of vanadium-bearing titanomagnetite and water leaching of roasting slag. During the roasting process, the reduction of iron oxides to metallic iron, the …
A process was developed on a laboratory scale for the recovery of titanium, vanadium and iron from the vanadium bearing titanomagnetite deposit at Pipestone Lake, Manitoba, …
However, as titanium and vanadium are nonrenewable, it is of great significance to fully utilize iron ores containing vanadium and titanium [6], [7], [8]. Byproducts or associated …
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].
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 ].
We present an optimized magnetic separation process to improve the recovery of high-content vanadium and titanium concentrates from vanadium‑titanium magnetite (VTM) ore.
The CI of vanadium titanium mixed ores is optimized when the iron sand ratio is 9 wt.%. In order to make full use of low-price iron-bearing materials and improve the sintering characteristics of vanadium titanium magnetite, the iron sand ratio in vanadium titanium mixed ores should be controlled within 9–12 wt.%.
The effects of basicity and temperature on the reduction process of Hongge high-chromium vanadium-titanium magnetite (HCVTM) sinter were investigated in this work. The main characterization methods of X-ray fluorescence (XRF), X-ray diffraction (XRD), scanning electron microscope (SEM), and metallographic microscope were …
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 …
In addition, anorthosite occurrences are often associated with Fe-Ti oxides, principally magnetite, with remarkable titanium and vanadium content. This article goes into deciphering the term "anorthosite" as well as shedding light into associated ore deposits and their metallogeny.
Great quantities of such high-chromium vanadium-titanium magnetite ores have not been exploited and utilized efficiently on a large scale due to the underdeveloped technology and immature ...
Vanadium and titanium magnetite (V–Ti) ore has a very high comprehensive utilization value due to its high-content vanadium, titanium, iron, etc. In addition, V–Ti ore as a major source of vanadium is found in various countries, such as Australia, China, Russia, and South Africa ( Moskalyk and Alfantazi, 2003, Deng et al., …
Vanadium in its pure form is a soft, grey and ductile element primarily derived from mined iron ore, carbonaceous shale or phyllites and steel slag.
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 …
The development process and current situation of vanadium extraction from vanadium-titanium magnetite ore were introduced in the paper.The advantages,disadvantages,main process parameters and technical indexes of vanadium extraction process were represented,too.Aiming at the typical disadvantage of present vanadium extraction …
