A novel process for recovery of aluminum, iron, vanadium, …

A novel process for recovery of aluminum, iron, vanadium, scandium, titanium and silicon from red mud was proposed. The parameters of HCl leaching, solvent extraction, polymerization process ...

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Experimental Research on Comprehensive Recovery of Iron …

For comprehensive recovery and utilization of low grade vanadium titanium magnetite ore, detailed experimental research were carried out. When using the beneficiation process com-bined with dry discarding of tailings, stage grinding and stage separation, the qualified iron concen-trate with a yield of 13. 65%,TFe grade of 54. 14% and recovery rate of …

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Experimental Research on Comprehensive Recovery of Iron …

For comprehensive recovery and utilization of low grade vanadium titanium magnetite ore, detailed experimental research were carried out.

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(PDF) Simultaneous recovery of total iron and …

To manufacture TiO2, a high-purity synthetic rutile, the recovery of Ti was investigated using a hydro-metallurgical process. Using a feed solution containing 32050 mg/L Ti, 110 mg/L Si, 88 mg/L ...

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New understanding of extraction and separation of …

Research in our laboratory found that after the new process of roasting pretreatment-ammonium sulfate roasting-acid leaching of vanadium titanomagnetite, vanadium and iron were dissolved in the leaching solution, while titanium was enriched to the leaching residue, achieving the selective separation of vanadium, iron and titanium [6].However, since …

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Recovery of Vanadium, Titanium, and Iron from Vanadium

The residue from desulfurization and denitrification of exhaust gas treatment process with pyrolusite ore as absorbent is regarded as a potential source of iron and manganese.

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A novel process for recovery of iron, titanium, and vanadium …

Introduction. Nowadays, the most widely used titanium product is titanium dioxide (TiO 2), being as pigment, as filler in paper, plastics and rubber industries and as flux in glass manufacture [1].Titanium is mainly recovered from ilmenite concentrates and rutile, which contain between 50% and 97% TiO 2 [2]. However, because of the depletion of these high-grade rutile …

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A method for recovery of iron, titanium, and vanadium from …

During the roasting process, the reduction of iron oxides to metallic iron, the sodium oxidation of vanadium oxides to water-soluble sodium vanadate, and the smelting separation of …

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Separation and Recovery of Vanadium(IV), Iron, and …

Mining, Metallurgy & Exploration (2023) 40:901–911 903 1 3 ratios of the extractant P204, P507, and their mixtures, respectively. 2.3 Preparation of Iron Oxide Pigment

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Optimized magnetic separation for efficient recovery of V …

Studies on the beneficiation process for recovering vanadium from VTM ores have been reported. Because the concentration of vanadium in the VTM ore is low, many studies …

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Efficient separation of vanadium, titanium, and iron from …

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].

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Chromium and iron recovery from hazardous extracted …

Vanadium and titanium magnetite ores are being smelted in a blast furnace, and the resulting iron liquid is refined in a converter to produce vanadium slag [1], [2].The vanadium slag undergoes sodium roasting and water leaching to produce an extracted vanadium tailing [3], [4].The total amount of extracted vanadium tailings in China exceeds 0.6 million tons per year [5].

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

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 titanomagnetite.

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A novel process for recovery of iron, titanium, and vanadium …

A novel process for recovering iron, titanium, and vanadium from titanomagnetite concentrates has been developed. In the present paper, the treatment of rich titanium-vanadium slag by NaOH molten ...

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(PDF) Co-recovery of iron, chromium, and vanadium from …

A co-recovery process used to extract iron, chromium, and vanadium in the form of chromium–vanadium-bearing metallic iron from vanadium tailings via a semi-molten reduction-magnetic separation ...

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Extraction of vanadium and enrichment of titanium from …

China is rich in titanium resources, most of which are stored in Sichuan province in the form of vanadium‑titanium magnetite ore (Du, 1996).Generally, vanadium‑titanium magnetite concentrate including Fe of 30%, TiO 2 of 10%, and V 2 O 5 of 0.3% is smelted by using blast furnaces. Metal iron is separated from titanium by gravity sedimentation, and titanium …

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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 magnetite (VTM) ore.

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

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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Phase transformation and slag evolution of …

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 contains iron, vanadium, …

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The extraction of vanadium from titanomagnetites and other sources

Vanadium does not form concentrated deposits like other metals such as copper, nickel or zinc. It is widely dispersed in the Earth's crust, with V 3+ replacing Fe 3+ or Al 3+ in a number of minerals. Vanadium as V 3+ can substitute for Fe 3+ in magnetite (Wenk and Bulakh, 2004); vanadium(III) and iron(III) ions have near identical ionic radii in octahedral sites of …

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A novel process for recovery of aluminum, iron, vanadium, …

A novel process for recovery of aluminum, iron, vanadium, scandium, titanium and silicon from red mud was proposed. The parameters of HCl leaching, solvent extraction, polymerization process, alkali leaching with pressure, and aging process were investigated.The results show that more than 96 % of scandium and vanadium could be leached by using HCl …

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Enhancing Reduction Separation and Efficient Recovery …

the smelting behavior and mechanism in which the influence of different valuable components, such as V 2O 5, TiO 2, and Cr 2O 3, has also been referred to. [7,17–24] However, some serious energy consumption and envi-

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Extraction of titanium, vanadium and iron from

Pergamon 0892,-.6875(94)00110-3 Minerals Engineering, Vol. 8, Nos 1/2, pp. 159--168, 1995 Elsevier Science Ltd Printed in Great Britain 0892-6875/95 $9.50+0.00 EXTRACTION OF TITANIUM, VANADIUM AND IRON FROM TITANOMAGNETITE DEPOSITS AT PIPESTONE LAKE, MANITOBA, CANADA B.C. JENA, W. DRESLER and I.G. REILLY Centre in Mining and …

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Mineralogical reconstruction of Titanium-Vanadium hematite …

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, metallurgy, superconducting …

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Separation and Recovery of Iron from Vanadium …

Iron extraction from VTM is an issue for the utilization of Vanadium titanomagnetite concentrate. In this work, flotation method combined with magnetic sorting was proposed to …

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Enhancing Reduction Separation and Efficient Recovery of

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 ...

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Characterization and Pre-Concentration of Low-Grade …

A large number of unexploited low-grade vanadium-titanium magnetite deposits have been found in the Chao-yang area of China in recent years. The reserves are estimated at more than 20 billion tons. A mineralogical study of raw sample indicated that it was a typical low-grade vanadium-titanium magnetite ore with weathering. Most of vanadium-titanium magnetite …

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Experimental Research on Comprehensive Recovery of …

An experimental research on comprehensive recovery of iron and associated apatite from a low grade vanadiferous titanomagnetite ore with high phosphorus was carried out. The results showed that using the technological flowsheet of "low -intensity magnetic separation-flotation", not only the magnetite can be effectively separated, but the associated apatite in the mineral resources can …

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A novel process for the recovery of iron, titanium, and

Compared with traditional processes, the novel process provides several advantages, including a shorter flow, a lower energy consumption, and a higher utilization …

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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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Mineralogical reconstruction of Titanium-Vanadium hematite …

In this paper, magnetization roasting - low-intensity magnetic separation was performed on a pre-concentration concentrate obtained from an Australian hematite containing titanium and vanadium to realize the separation of titanium and vanadium. The results showed that an iron concentrate with TFe (total iron) grade of 58.71%, iron recovery of 86.72% and V 2 …

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Process Mineralogical Analysis of a Typical Vanadium Titano …

Experimental Methods. To investigate the mineral phase composition, phase embedding characteristics, and distribution behavior of the main elements in a typical vanadium titano-magnetite concentrate, the VTM sample was mixed, divided, and sampled for XRD analysis, chemical phase analysis, optical microscopy analysis, and SEM-EDS analysis.

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