vanadium titanium extraction

Simultaneous extraction of vanadium and titanium from ...

2018-4-25  The maximum for the vanadium and titanium extraction was obtained at a mass ratio of 8:1. The respective percentages were 75.60% and 65.45% for the raw vanadium slag, with a rapid increase to 91.44% and 77.43% for the water-quenched slag. Clearly, water quenching significantly increased the extraction by 16% for vanadium and 12% for titanium.

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Extraction of vanadium and enrichment of titanium from ...

2021-5-1  An alkali leaching-acid leaching method was proposed to extract vanadium and enrich titanium from modified Ti-bearing blast furnace slag (MTBBFS). The optimal alkali leaching conditions were NaOH concentration 2.0 mol/L, leaching temperature 95 °C, and leaching time 90 min. The leaching ratio of V was 91.30%.

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Efficient Extraction of Vanadium from

2018-1-17  vanadium–titanium magnetite is another major raw material from which to extract vanadium. China’s vanadium–titanium magnetite reserves are huge—up to 9.83 billion tons that reach mineable grade—and are therefore of high utilization value [2,3]. Generally, the indirect vanadium extraction process takes place after iron-making; vanadium

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Efficient Extraction of Vanadium from Vanadium–Titanium ...

In this paper, potassium salt roasting additives were applied to extract vanadium from vanadium–titanium magnetite concentrate. Meanwhile, the mechanisms of potassium

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EXTRACTION OF TITANIUM AND VANADIUM BY

purity titanium dioxide, iron oxide and vanadium pentoxide from ilmenite ores and concentrates. PRO is also developing its proprietary mixed chloride technology for the extraction of vanadium from ...

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Extraction of titanium, vanadium and iron from ...

Over 98% of the titanium and vanadium reported to the slag phase. The slag was roasted with soda ash at 950°C and then leached with hot water at 80°C to recover vanadium. The leach residue was further treated with hydrochloric acid at 105°C in order to upgrade TiO 2 content by removing mainly iron, magnesium and aluminum.

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(PDF) Extraction of Titanium and Vanadium by Chloride ...

Rutile ore is essentially TiO 2 and is used for the production of TiO 2 pigments by the chloride process. Fig. 2 The flowsheet for the production of Fe, Ti and V oxides from ore [12, 15]. ...

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Vanadium–Titanium Magnetite Concentrate

2018-9-28  calcium salts in extracting vanadium from the vanadium–titanium magnetite concentrate; in particular, K2SO4worked the best. The generation of insoluble Ca(VO3)2led to the lower vanadium leaching efficiency of calcium salt roasting, and the stronger reactivity of

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Efficient separation of vanadium, titanium, and iron from ...

2021-1-15  In order to extract vanadium, titanium, and iron from VBT ore, currently, the most common and mature treatment method in China is the blast furnace smelting.

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Solvent extraction separation of titanium(IV), vanadium(V ...

2004-5-19  The solvent extraction of magnesium (II), aluminium (III), titanium (IV), vanadium (V), chromium (III), manganese (II) and iron (III) from hydrochloric acid solutions has been investigated using the trialkylphosphine oxide Cyanex 923 (TRPO) in kerosene as extractant.

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Efficient Extraction of Vanadium from

2018-1-17  the vanadium extraction from the vanadium–titanium magnetite concentrate. At the same time, phase transformation analyses were conducted to reveal the mechanism by which potassium salt strengthens the vanadium extraction and the kinetics model was established to further explain the effect of potassium salt. 2. Experimental 2.1. Materials

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(PDF) Extraction of Titanium and Vanadium by Chloride ...

Rutile ore is essentially TiO 2 and is used for the production of TiO 2 pigments by the chloride process. Fig. 2 The flowsheet for the production of Fe, Ti and V oxides from ore [12, 15]. ...

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Efficient Extraction of Vanadium from Vanadium–Titanium ...

In this paper, potassium salt roasting additives were applied to extract vanadium from vanadium–titanium magnetite concentrate. Meanwhile, the mechanisms of potassium salt roasting and acid leaching kinetics were investigated. The results indicate that potassium salt roasting additives are more efficient than sodium and calcium salt and that K2SO4 works best.

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Vanadium–Titanium Magnetite Concentrate

2018-9-28  vanadium extraction from vanadium–titanium magnetite concentrate. 2. Experimental 2.1. Materials The vanadium–titanium magnetite ore used in the experiment was from Chao-yang, China. After crushing and grinding, the particle size of the ore was

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Selective Extraction and Separation of Titanium from ...

2021-3-3  Selective Extraction and Separation of Titanium from Vanadium Slag and Preparation of TiO 2 Shiyuan Liu , 1 , 2 Xiaobo He , 3 Shun Wu , 1 Yahui Liu , 2 Lijun Wang , * 1 and Kuo-Chih Chou 3 1 Collaborative Innovation Center of Steel Technology, University of Science and Technology Beijing, Beijing 100083, P. R. China

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A new process of vanadium extraction from vanadium ...

Download Citation A new process of vanadium extraction from vanadium-titanium magnetite There are still many utilization problems of vanadium in vanadium-titanium magnetite in our country.

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

When pyrolysis temperature of 320 °C, pyrolysis time of 2 h and mass ratio of NH4Cl to slag of 1.5 followed by leaching in 61.7 g/L HCl solution, the extraction rates of vanadium, titanium and ...

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Solvent extraction separation of titanium(IV), vanadium(V ...

2004-5-19  The solvent extraction of magnesium(II), aluminium(III), titanium(IV), vanadium(V), chromium(III), manganese(II) and iron(III) from hydrochloric

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Vanadium : leaching and solvent extraction

2016-11-23  vanadium over iron. The extraction of vanadium (VIV), iron (IIIII) with phosphinic acid (CYANEX 272), phosphonic acid (IONQUEST 801), phosphoric acid (D2EHPA) and phosphine oxide (CYANEX 923) extractants is reported. In addition, the extraction reactions for vanadium (V) and (IV) extraction using CYANEX 923 and D2EHPA were also studied.

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extraction of titanium - chemguide

2015-7-17  Titanium extraction. The overall process. Titanium is extracted from its ore, rutile - TiO 2. It is first converted into titanium(IV) chloride, which is then reduced to titanium using either magnesium or sodium. Conversion of TiO 2 into TiCl 4. The ore rutile (impure titanium(IV) oxide) is heated with chlorine and coke at a temperature of about ...

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CN105112689A - Method for extracting titanium from ...

The invention discloses a method for extracting titanium from vanadium-titanium magnetite. The method comprises the following steps: adding sodium or potassium salt additive in the reduction smelting of an iron ore concentrate electric stove to obtain liquid iron and titanium-containing slag, wherein vanadium and iron are reduced to enter liquid iron, under a smelting high temperature ...

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Iron Steel Vanadium Titanium 2014 Issue 5 Study on ...

2017-9-27  Iron Steel Vanadium Titanium Study on Extraction Separation of Non-roasting Acid Leachate of Vanadium Slag 2014 Issue 1004-7638

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Technological progress of vanadium extraction from ...

The advantages and disadvantages of various processes handling vanadium-titanium magnetite are discussed in this paper,including vanadium extraction going first followed by iron-making,iron-making and vanadium extraction going first followed by steel-making,iron and steel-making going first followed by vanadium extraction.This paper also proposes that the process of vanadium extraction by top ...

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Solvent extraction separation of titanium(IV), vanadium(V ...

2004-5-19  The solvent extraction of magnesium(II), aluminium(III), titanium(IV), vanadium(V), chromium(III), manganese(II) and iron(III) from hydrochloric

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

When pyrolysis temperature of 320 °C, pyrolysis time of 2 h and mass ratio of NH4Cl to slag of 1.5 followed by leaching in 61.7 g/L HCl solution, the extraction rates of vanadium, titanium and ...

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Solvent Extraction Behaviour of the Complexes of

2019-7-10  Solvent Extraction Behaviour of the Complexes of Titanium(lV), Vanadium(V) Molybdenum(VI) with 3-(o-Hydroxyphenyl)-I-phenyltriazene l-Oxide S C SAHA*, SUKAMAL SAHA DIPAK K DUTTA. Department of Chemistry, Jadavpur University, Calcutta 700032 Received 29 August 1983;revised and accepted 7 May 1984 3..(o-Hydroxyphenyl)-I-phenyltriazene l-oxide ...

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Extraction of Vanadium and Chromium from the Material ...

2018-1-6  In this paper, a salt-roasting process was proposed to extract vanadium and chromium from the material containing titanium, vanadium and chromium. The effects of the several parameters that included roasting temperature, roasting time and the addition of sodium carbonate were investigated.

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A Novel Process for Simultaneous Extraction of Iron ...

2019-5-26  Disposal of slags from alloy steelmaking is a serious problem as the toxic metals in the slag such as chromium and vanadium can be leached out. Recovery of the valuable metals needs an effective, economically viable method with a minimum number of unit processes. In the present work, a novel process for simultaneous recovery of iron, vanadium, titanium, chromium, and manganese from vanadium ...

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Vanadium Extraction Process - Mineral Processing

2016-5-25  The extraction and recovery process of vanadium as a by-product from the tailings of a uranium processing plant poses many problems. In this study vanadium is recovered from impounded resin-in-pulp tailings and from the current tailings of a uranium plant which did not include a circuit for vanadium

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Vanadium : leaching and solvent extraction - UBC Library ...

The fundamental understanding of vanadium hydrometallurgy was developed in three phases: vanadium (V) leaching, vanadium (III) oxidative leaching, and solvent extraction of vanadium (VIV). In the first section, V₂O₅ leaching was studied in three steps. First, vanadium leaching a

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