ABSTRACT In this study, a new vanadium extraction process from vanadium titano-magnetite(VTM) featuring calcification roasting and (NH4)2C2O4 solution leaching has been proposed. Compared with the traditional sodium roasting, the calcification roasting can avoid the production of waste gas and the sodium free tailings …
WhatsApp: +86 18221755073DOI: 10.1016/j.egyr.2023.04.191 Corpus ID: 258329807; Performance calculation of slag from vanadium titano-magnetite by full oxygen bath smelting process @article{Gao2023PerformanceCO, title={Performance calculation of slag from vanadium titano-magnetite by full oxygen bath smelting process}, author={Jianjun Gao and Shi Qi …
WhatsApp: +86 18221755073This is an essay in the field of mineral engineering. This paper summarizes the distribution of vanadium titanium magnetite in the world and its comprehensive utilization progress. vanadium titanium magnetite is a composite ore of iron, titanium and vanadium, which is also associated with chromium, gallium, scandium, cobalt, nickel, copper, platinum …
WhatsApp: +86 18221755073DOI: 10.1016/j.jmrt.2024.03.243 Corpus ID: 268914499; Promoting low-temperature consolidation of vanadium titano-magnetite pellets by high-pressure grinding roll: Mechanism of mechanical activation
WhatsApp: +86 18221755073The release of V from vanadium titano-magnetite, a predominant natural source of V, was studied under light irradiation. The release rate of V from vanadium titano-magnetite was accelerated by light irradiation, and the oxidation of V was detected. The essence of the photopromoted release of V is th …
WhatsApp: +86 18221755073There is an abundance of vanadium-titanium magnetite in Panzhihua, China, which contains more than 8.73 × 108 tons of TiO2 accounting for 90.6% of the national reserves. To fully utilize Panzhihua titanium resources, many processes were proposed. The development and utilization of vanadium-titanium magnetite resource have extremely …
WhatsApp: +86 182217550731. Introduction. Vanadium titano-magnetite (VTM) is a polymetallic symbiotic iron ore primarily containing iron, vanadium, and titanium. Iron minerals and titanium-bearing minerals coexist closely, primarily in the form of the strongly magnetic titanium magnetite and weakly magnetic ilmenite; however, vanadium-bearing minerals are …
WhatsApp: +86 18221755073Here, a soil column leaching experiment was designed to explore the migration and behaviors of vanadium (V) in the system of vanadium titano-magnetite tailings (VTMTs) covered by soils with different depths (5 cm, 10 cm, and 15 cm).
WhatsApp: +86 18221755073Therefore, the question of how to improve comprehensive utilization of vanadium-titanium magnetite concentrate (VTMC) is of decisive importance for the vanadium and titanium …
WhatsApp: +86 18221755073DOI: 10.1016/j.ceramint.2022.11.285 Corpus ID: 254090041; Preparation and characterization of electromagnetic wave absorbing material from polymetallic vanadium titano-magnetite (VTM): Oriented phase transformation underlying formation mechanism
WhatsApp: +86 18221755073The vanadium titano-magnetite system's rapid electron transfer leads to the cyclic interconversion of Fe(II)/Fe(III) and facilitates the degradation of 2,4-DNT, and its degradation products go a step further classified as 2,4-dinitrobenzyl alcohol, 2,4-dinitrobenzaldehyde, and p-nitrobenzoic acid.
WhatsApp: +86 18221755073Bio-accessibility of vanadium (V) in soils determines the effectiveness of vegetation restoration in the vanadium titano-magnetite tailings reservoirs because of persistent V toxicity, yet the variations in the bio-accessibility and mobilization of V in the soils with vegetation restoration remain elusive. Here, the bio-accessibility and mobilization of V in …
WhatsApp: +86 18221755073Retrouvez la répartition par types d'actionnaires de China Vanadium Titano-Magnetite Mining Company Limited cotée à la bourse de Deutsche Boerse AG. Découvrez l'origine géographique des ...
WhatsApp: +86 18221755073The raw vanadium titano-magnetite was crushed and grinded to − 0.074 mm accounting for 90%, and then the sample was separated with low intensity magnetic separation of 50 KA/m by using dry magnetic separator to obtain the vanadium concentrate.The vanadium concentrate was leached in hydrofluoric acid solution at …
WhatsApp: +86 18221755073The main products of vanadium-titanium magnetite beneficiation are titanium iron concentrate (iron ore) containing about 50% of titanium in V-Ti magnetite, ilmenite concentrate containing about 50% of titanium, and cobalt sulfide concentrate [1,2,3,4].Titanium iron concentrate is mainly used for iron making through blast furnace …
WhatsApp: +86 18221755073In this experiment, vanadium-titanium magnetite (VTM) is treated by the composite agglomeration process to prepare blast furnace burden and the resulting sinter …
WhatsApp: +86 18221755073A new pathway to deal with vanadium titano-magnetite concentrates to realize the enrichment of TiO 2 is proposed in this paper. VTM concentrates were first partially …
WhatsApp: +86 18221755073Ti-magnetite observed in different stages of martitisation is the primary oxide mineral together with exsolved ilmenite and spinel. No disorete vanadium-bearing mineral is observed. Vanadium is present as (a) partial substitution for Fe 3+ in magnetite, and (b) in the form of VFe 2 O 4, similar to TiFe 2 0 4 (ulvosphinel). The sulphide phase is ...
WhatsApp: +86 18221755073Vanadium titano-magnetite (VTM) is a multi-metal ele-ment composite of metal minerals, and it has extensive utilization value because it is the main carrier of iron, vanadium, and titanium.1,2) VTM exhibits a dense structure and complex interaction between valuable elements, and thus valuable metals cannot be directly extracted from it.3,4)
WhatsApp: +86 18221755073Many technologies exist for the treatment of titaniferous magnetites that contain vanadium. Each process is designed based on the relative amounts of titanium, vanadium and iron. In some cases, steelmaking is the primary purpose followed by the secondary recovery of vanadium. In others, the vanadium is the main product. This …
WhatsApp: +86 18221755073Zhang Jun et al. [12,13,14,15,16,17,18] adopted the sodium-reduction method to treat vanadium-titanium magnetite, aiming to reduce the melting temperature, realize the …
WhatsApp: +86 182217550731. Introduction. Vanadium titano-magnetite (VTM) is a typical multi-metal composite ore resource rich in iron, titanium, and vanadium. It is widely distributed in China, Russia, Indonesia, New Zealand, and other regions [1].The vanadium contained in VTM has extensive applications in aerospace and mechanical manufacturing, while …
WhatsApp: +86 182217550731. Introduction. Titanium plays a considerably important role in the modern industry, which is widely used in aerospace, military, metallurgy, solar cell, pigment and other advanced materials fields [1], [2], [3].As one of the largest of titanium resources in the world, vanadium titano-magnetite represents a valuable raw material for the …
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WhatsApp: +86 18221755073A new process of extracting titanium from vanadium–titanium magnetite (VTM) in the Panxi area in Sichuan, China is introduced in this work. Various experiments, including …
WhatsApp: +86 18221755073Experimental 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.
WhatsApp: +86 182217550731. Introduction. 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 …
WhatsApp: +86 18221755073The vanadium‑titanium magnetite with 67% passing 0.074 mm was taken from Chaoyang city, Liaoning province, China. The chemical compositions of vanadium‑titanium magnetite ore are presented in Table 1, which were determined by chemical methods combined with X-ray fluoroscopy (XRF).The vanadium‑titanium …
WhatsApp: +86 182217550731. Introduction. 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].Titanium, as an indispensable metal raw material for the modern industry and advanced science and technology, is mostly …
WhatsApp: +86 18221755073DOI: 10.1016/j.jenvman.2022.117201 Corpus ID: 255462797; Soil covering measure mitigates vanadium loss during short-term simulated rainfall in the vanadium titano-magnetite tailings reservoir.
WhatsApp: +86 18221755073DOI: 10.1016/J.MINPRO.2015.04.020 Corpus ID: 96736057; Softening and melting properties of different burden structures containing high chromic vanadium titano-magnetite @article{Liu2015SofteningAM, title={Softening and melting properties of different burden structures containing high chromic vanadium titano-magnetite}, …
WhatsApp: +86 182217550732.3. LCI. The LCI for the main process is obtained from Pan. Steel in China and the time horizon is from 2005 to 2007. Data of other stages, such as quicklime production, coal washing and coke production are based on the literature and GaBi 6.0 software (Ai et al., 2006, Cai et al., 2012, Hu et al., 2007, Luo et al., 2008).The data …
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