oxidation of vanadium titanomagnetite ore

SIPS2016 - Oxidation Process of High-chromium

High-chromium vanadium每bearing titanomagnetite containing 0.61wt% Cr2O3 was a special iron ore due to its complex mineral composition and special material characteristic. It was important to clearly know its specific processes including oxidation and reduction for efficiently utilizing it as much as possible. Naturally, this work was focused on the oxidation process of this special

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LETTER The oxidation state of vanadium in

2006-4-29 · The oxidation state of vanadium in titanomagnetite from layered basic intrusions E TIENNE B ALAN , 1,2, * J OHAN P.R. D E V ILLIERS , 3 S IGRID G RIET E ECKHOUT , 4 P IETER G LATZEL , 4 M ICHAEL J. T OPLIS , 5 E MMANUEL F RITSCH , 1,2 T HIERRY A LLARD , 2 L AURENCE G ALOISY , 2 AND

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The extraction of vanadium from titanomagnetites and

2020-1-15 · While vanadium production flow sheets vary between different mines and processing plants, there are a few common features. The process used will vary depending on the nature of the ore. Most vanadium is produced from titanomagnetite ores, either directly or from the slag generated by smelting of titanomagnetite ores.

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An extraction process to recover vanadium from low-grade ...

2015-8-30 · However, bulk titanomagnetite and ilmenite concentrates can be easily obtained from low-grade vanadium-bearing titanomagnetite through the ore-dressing process. Bulk titanomagnetite and ilmenite concentrates contain 30–40% Fe, 25–35% TiO 2, and 1.0–1.8% V 2 O 5, which are not disposed of through the BF–BOF or sulfate process. To ...

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NEW PROCESS OF EXTRACTING VANADIUM FROM

2013-4-9 · Vanadium-titanium magnetite ore is ... The new process of vanadium extraction from molten vanadium slag by direct oxidation ... B.C.Jena, W.Dresler, I.G.Reilly, Extraction of Titanium, Vanadium and Iron from Titanomagnetite Deposits at Pipestone Lake, Manitoba, Canada _,Miner. Eng., 8 (2) 159-168 (1995).

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Vanadium extraction from a magnetite ore using alkaline ...

2021-12-30 · extract vanadium [2, 11-15]. In titanomagnetite (i.e. one of the most promising vanadium ores), vanadium is available in the form of trivalent or tetravalent ions. Vanadium is produced from this ore through vanadium pentoxide under the

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Vanadium Resources in Titaniferous Magnetite Deposits

2012-10-29 · Vanadium can be recovered from titaniferous magnetite ore by either of two processes: (1) precipitating a vanadium salt from a leach of ore roasted with salt, or (2) precipitation from a leach of salt-roasted vanadium-rich slag obtained by smelting the ore to make a vanadium-bearing pig iron, which is then blown in a

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Extractive metallurgy of vanadium-containing titaniferous ...

The vanadium titanomagnetite concentrate, containing about 89% vanadium and 52% titanium of the vanadium titanomagnetite ore, is a main titanium-bearing product of vanadium titanomagnetite ...

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A comparative study of vanadium recovery from

2017-5-22 · Titaniferous magnetite (titanomagnetite) resources contain economically significant reserves of vanadium and iron as well as titanium. Titanomagnetite is a primary source of vanadium– about 88% of the world’s vanadium is extracted from titanomagnetite (Fischer, 1975; Roskill, 2010; Zhong et al., 2014).

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The Geology of Vanadium Deposits | Request PDF

2022-2-5 · Vanadium is a critical metal for the transition to a low carbon economy but is very rarely extracted from ore deposits as a primary product. Although there are such deposits, vanadium is primarily ...

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Investigation of the oxidation induration mechanism of ...

2020-1-15 · 1. Introduction. Vanadium titanomagnetite (VTM) is a special type of iron ore found in various countries, such as China, Australia, Russia, New Zealand, South Africa, and Canada [, , ].Deposited in the Panzhihua-Xichang area of Sichuan Province, Hongge VTM (HVTM) is a source not only of many valuable metal elements such as iron, titanium, and vanadium; it is

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High-Temperature Oxidation Behavior of Vanadium,

Vanadium titanomagnetite concentrates (VTMCs) and ilmenite concentrates are obtained via an enrichment process from the VBTM ore. The ilmenite concentrates are

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Oxidation State of Vanadium in Natural V-bearing ...

2017-1-9 · The largest vanadium ore deposits in the world are found in the Bushveld Complex (Republic of South Africa), which hosts more than one-third of the world’s vanadium reserves. In this giant (450 x 370 x 7 km 3 ) layered intrusion, about 2 billion years old, the metal is encountered in 2 to 10 m thick layers of massive titanomagnetite.

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Vanadium extraction from a magnetite ore using alkaline ...

2021-12-30 · extract vanadium [2, 11-15]. In titanomagnetite (i.e. one of the most promising vanadium ores), vanadium is available in the form of trivalent or tetravalent ions. Vanadium is produced from this ore through vanadium pentoxide under the

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NEW PROCESS OF EXTRACTING VANADIUM FROM

2013-4-9 · Vanadium-titanium magnetite ore is ... The new process of vanadium extraction from molten vanadium slag by direct oxidation ... B.C.Jena, W.Dresler, I.G.Reilly, Extraction of Titanium, Vanadium and Iron from Titanomagnetite Deposits at Pipestone Lake, Manitoba, Canada _,Miner. Eng., 8 (2) 159-168 (1995).

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Vanadium Resources in Titaniferous Magnetite Deposits

2012-10-29 · Vanadium can be recovered from titaniferous magnetite ore by either of two processes: (1) precipitating a vanadium salt from a leach of ore roasted with salt, or (2) precipitation from a leach of salt-roasted vanadium-rich slag obtained by smelting the ore to make a vanadium-bearing pig iron, which is then blown in a

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A method for recovery of iron, titanium, and vanadium

2018-2-3 · 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 sodium oxidation of vanadium oxides

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The Geology of Vanadium Deposits | Request PDF

2022-2-5 · Vanadium is a critical metal for the transition to a low carbon economy but is very rarely extracted from ore deposits as a primary product. Although there are such deposits, vanadium is primarily ...

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Effects of Low-temperature Pre-oxidation on the ...

2018-2-13 · With respect to high efficient utilization of low-grade iron ore resource, the behavior of low-temperature “973 K to 1123 K (700 °C to 850 °C)” oxidation, on the phase transition of SA TTM ore (South African titanomagnetite), and its effect on subsequent reduction was investigated. The results showed that hematite and rutile are the oxidation product below 1048 K (775 °C),

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Indicative Vanadium Deportment in the Processing of ...

2016-8-18 · operations, the vanadium slag is blended with titanomagnetite ore fines to lower the vanadium concentration in the roast feed to about 7% to prevent sintering of the vanadium slag at the required roasting temperatures (Rohrmann, 1985). Soda roasting, followed by water leaching and precipitation

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High-Temperature Oxidation Behavior of Vanadium,

Vanadium titanomagnetite concentrates (VTMCs) and ilmenite concentrates are obtained via an enrichment process from the VBTM ore. The ilmenite concentrates are

[خذ المزيد]

LETTER The oxidation state of vanadium in

2006-4-29 · The oxidation state of vanadium in titanomagnetite from layered basic intrusions E TIENNE B ALAN , 1,2, * J OHAN P.R. D E V ILLIERS , 3 S IGRID G RIET E ECKHOUT , 4 P IETER G LATZEL , 4 M ICHAEL J. T OPLIS , 5 E MMANUEL F RITSCH , 1,2 T HIERRY A LLARD , 2 L AURENCE G ALOISY , 2 AND

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Vanadium Extraction from a Fe–V (2.0 Mass%)–P (0.1 Mass ...

2017-11-16 · An innovative and sustainable way for production of vanadium is to co-process vanadium titanomagnetite ores with vanadium-bearing slag from steel industry, via reduction, producing a hot metal containing about 2 mass% vanadium, 0.1 mass% phosphorus, and 0.4 mass% silicon. A vanadium-extraction method was developed for these hot metals using a

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NEW PROCESS OF EXTRACTING VANADIUM FROM

2013-4-9 · Vanadium-titanium magnetite ore is ... The new process of vanadium extraction from molten vanadium slag by direct oxidation ... B.C.Jena, W.Dresler, I.G.Reilly, Extraction of Titanium, Vanadium and Iron from Titanomagnetite Deposits at Pipestone Lake, Manitoba, Canada _,Miner. Eng., 8 (2) 159-168 (1995).

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Transformation of Vanadium-Bearing Titanomagnetite ...

2019-3-26 · Vanadium-bearing titanomagnetite is a very important mineral resource of vanadium, titanium and iron. Currently, the major process for smelting vanadium-bearing titanomagnetite involves firstly extracting iron and then extracting vanadium of slag by sodium salt roasting and water leaching technologies [1,2,3,4,5,6,7,8], which causes serious environmental pollution

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Article The investigate of vanadium-containing slurry ...

2020-12-21 · oxidation roasting 1. Introduction Vanadium is one of the most important strategic metals. It is widely used in various industries such as metallurgy, chemical, aerospace, medicine, etc. [1−10].The main raw materials for vanadium extraction are titanomagnetite ore deposits. [11–15]. Vanadium can be recovered from coal, spent

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Indicative Vanadium Deportment in the Processing of ...

2016-8-18 · operations, the vanadium slag is blended with titanomagnetite ore fines to lower the vanadium concentration in the roast feed to about 7% to prevent sintering of the vanadium slag at the required roasting temperatures (Rohrmann, 1985). Soda roasting, followed by water leaching and precipitation

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The Geology of Vanadium Deposits | Request PDF

2022-2-5 · Vanadium is a critical metal for the transition to a low carbon economy but is very rarely extracted from ore deposits as a primary product. Although there are such deposits, vanadium is primarily ...

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Thermodynamic Calculations on Electric Furnace Smelting ...

2018-1-19 · Li W, Fu G, Chu M et al (2016) Oxidation induration process and kinetics of Hongge vanadium titanium-bearing magnetite pellets. Ironmaking Steelmaking Process Prod Appl 1–10 Google Scholar. 2. Chen J, Guan C, Wang Y et al (2011) Experimental research on improving the recovery of vanadium titanomagnetite ore in Hongge mining areas in Panzihua. ...

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Novel Methods to Extract Vanadium from Vanadium Slag

[12] Zhong-hao Zhang, Yan-heng Wang, A new process of vanadium extraction from silica based vanadium ore by oxidation roasting with calcium compounds, Chemical World. 41 (2000) 290-292 (in Chinese). [13] Laizong Cao, Dajun Liu, Lihua Gao, Changhong Liu, Qian Shen, Experimental study on leaching vanadium by sub-molten salt method, Iron Steel ...

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