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vanadium titanium magnetite dri direct reduced iron

Titanium-vanadium slags produced upon the direct reduction

Dec 01, 2007· The phase compositions of complex titanium-vanadium slags that form upon the processing (using the direct reduction of iron) of titanium-magnetite concentrates of ten CIS deposits are studied by X-ray diffraction and optical and scanning electron microscopies. Depending on the phase composition, these slags can be divided into the following three groups: spinellide, anosovite

Cited by: 9

New Technology for Recovering Iron and Vanadium from

Conventional pyrometallurgical processes utilize either direct soda ash roasting of the magnetite followed by water leaching, or the arc smelting and slagging of the magnetite followed by soda ash roasting of the vanadium-rich slag. Exclusive NI 43-101 low impurity vanadium resource in magnetite (66% Iron & 1.08% V2O5 in concentrate

Vanadium–Titanium Magnetite Concentrate

In recent years, many new vanadium–titanium magnetite deposits were found in Chao-yang, China. Because it has unique features for its higher grade of vanadium and titanium and lower grade of iron [8], it is more suitable for the direct vanadium extraction process rather than the traditional

Cited by: 1

A new process for the recovery of iron, vanadium, and

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, magnetic separation, and electroheat melting separation is proposed with the aim of achieving high recoveries of iron, vanadium, and titanium from vanadium titanomag

Reduction mechanism of high-chromium vanadium–titanium

Abstract: The reduction of high-chromium vanadium–titanium magnetite as a typical titanomagnetite containing 0.95wt% V2O5 and 0.61wt% Cr 2 O 3 by H 2 –CO–CO 2 gas mixtures was investigated

Carbonization and nitridation of vanadium–bearing

May 01, 2020· Y.L. Sui, Y.F. Guo, T. Jiang, G.Z. QiuSeparation and recovery of iron and titanium from oxidized vanadium titano–magnetite by gas–based reduction roasting and magnetic separation J Mater Res Technol, 8 (3) (2019), pp. 3036-3043

Vanadium Resources in Titaniferous Magnetite Deposits

vanadium-rich slag (Christiania Spigerverk, 1969). Direct smelting of ore in an electric furnace to yield coproduct iron, titanium, and vanadium has been proposed (Udy, 1962). The titaniferous magnetite deposit at Otanmaki, Finland (no. 58, fig. 2, and table 1), is in a complex group of intrusive rocks consisting mainly of

REDUCTION OF TITANIUM· MAGNETITE CONCENTRATE

Titanium-magnetite concentrates are products of the dressing of titanium-magnetite ores. They are remarkable for high contents of iron, natural alkalinity and low contents of sulphur and phosphorus [1]. The poor titanium concentrates are processed through reduction melted in blast-furnaces,the first stage being electric melting, the second

Titanium Iron Ore Magnetic Separation

Titanium Iron Ore Magnetic Separation. Iron Ore Magnetic Separation From Titanium Process. Effect of na2so4 on the embedding direct reduction of . wasted therefore an effective process that can separate titanium and iron from ttm ore must be developed previous studies show that coal-based direct reduction fol-lowed by magnetic separation is the most effective method to achieve titanium

Magnetic Ore Iron Reduction Process In Tunnel Kiln India

C21b 11 Making Pigiron Other Than In Blast Furnaces. CN102912057A Method for reducing vanadium-titanium magnetite concentrate in tunnel kiln to obtain ferrite 012013 01312013 WO2013013295A1 Improved process for direct reduction of iron oxide

A new process for the recovery of iron, vanadium, and

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, magnetic separation, and electroheat melting separation is proposed with the aim of achieving high recoveries of iron, vanadium, and titanium from vanadium titanomag

High-Chromium Vanadium-Titanium Magnetite

The reserve of vanadium and titanium magnetite (VTM) is estimated at over 40 billion tons worldwide. Separating and reducing the valuable components from VTM is a challenge due to the characteristics of VTM [1,2]. HCVTM contains 61.4% total iron (TFe), 1.0% V2O5, 0.5% Cr2O3, and 5.1% TiO2. It has a higher utilization value than the vanadium and

Cited by: 5

Carbonization and nitridation of vanadium–bearing

May 01, 2020· Y.L. Sui, Y.F. Guo, T. Jiang, G.Z. QiuSeparation and recovery of iron and titanium from oxidized vanadium titano–magnetite by gas–based reduction roasting and magnetic separation J Mater Res Technol, 8 (3) (2019), pp. 3036-3043

Cited by: 1

IOP Conference Series: Materials Science and Engineering

directly vanadium titanium magnetite as raw material. The famouse titaniferous slag producing com-pany in Panzhihua city has a new technology process proved by the practice which adopt the new arc of the rotary hearth furnace to product the direct reduced iron[2], and in the follow-up process the

Study on Utilization Technology of Vanadium Titanium

Based on this, the metallization rate of vanadium-titanium magnetite in direct reduction process is more than 90%, reduction rate of vanadium in EAF deep reduction process is more than 80%, vanadium-recovery rate in slag is more than 65%, and titanium-recovery rate in slag is more than 75%. That means good study results have been gotten.

Cited by: 2

Influence of TiO 2 on the melting property and viscosity

HTML. 1. Introduction. Vanadium titanomagnetite (VTM) is an abundant mineral in nature that is composed of elemental iron, vanadium, and titanium and other valuable elements [1 2].Approximately 9.6 billion tons of VTM is contained in reserves in China, which are mainly distributed in the Panxi region [3 5].Hongge VTM, which is located in the Panxi region, is an excellent strategic

Extraction of titanium, vanadium and iron from

Jan 01, 1995· The ore which contains 57.5% Fe, 0.66% V and 16.6% TiO 2 was subjected to selective reduction smelting so that most of the iron reported to the metal phase and the vanadium and titanium to the slag phase. The iron had a purity of 99%.

CN102559976A Preparing method for direct reduced iron

Disclosed is a preparing method for direct reduced iron using low grade difficult-to-reduce high phosphorus iron ore as raw materials. The preparing method includes crushing ferric oxide iron ore to a granularity of 0-1mm so as to produce iron ore fines; mixing the iron ore fines, pulverized coals and auxiliaries sufficiently in a ratio of (80-84): (6-9) : (8-12) by mass percentage, to produce

Extractive Metallurgy of Vanadium-Containing Titaniferous

Jun 06, 2006· A new process for utilization of vanadium-titanium magnetite is comprised of pelletization, selective reduction of pellets in a rotary kiln using a mixture of

Development of the process for production of vanadium rich

direct silico-thermic reduction is carried out to produce medium grade ferro vanadium. Theoretical Considerations : In the electric smelting of vanadium bearing titano magnetites, apart from the iron oxide reduction, the reduction of vanadium and tita-nium oxides also takes place. The reducing medium is carbon and due to the fact that the

CN101775451A Blast-furnace smelting method for vanadium

The invention discloses a blast-furnace smelting method for vanadium titano-magnetite. The method is realized in a way that: vanadium titano-magnetite accounts for 30-60% of ferrous burden which is fed into a blast furnace, and the burden comprises 40-65% of agglomerate, 30-50% of pellet and 5-10% of lump ore; the diacidic basicities CaO/SiO2 of agglomerate, pellet and blast-furnace slag are

Sintering behaviors and consolidation mechanism of high

To achieve high efficiency utilization of high-chromium vanadium–titanium magnetite (V–Ti–Cr) fines, an investigation of V–Ti–Cr fines was conducted using a sinter pot. The chemical composition, particle parameters, and granulation of V–Ti–Cr mixtures were analyzed, and the effects of sintering parameters on the sintering behaviors were investigated.

Chongqing Steel to start building new DRI facilities at

Nov 21, 2011· Chinese steelmaker Chongqing Iron and Steel Co. (Chongqing Steel) has announced that it will go ahead with its comprehensive program for the exploitation and utilization of vanadium and titanium resources, which is expected to cost a total investment of RMB 1.65 billion ($0.26 billion). Within the scope of the first phase of the project, work will start at the end of the current year on

Effect Of Titanium In Iron Ore

Itakpe iron ore deposit comprises variable constituents of hematite and magnetite and particle sizes. This deposit with an Fe content of 35 consists of fine ores occurring in thin layers and coarse-grained mixed components. Direct-reduced iron DRI is the direct reduction of iron ore to iron n steel making.