titanium-vanadium-energieopslag
Uitbreiden-titanium-vanadium-energieopslag
RECOVERY OF TITANIUM, VANADIUM AND TUNGSTEN …
Abstract. In this paper, the efficient separation and leaching of Ti, V and W elements in the waste SCR denitration catalyst were carried out by the dry-wet method, and the recovery …
Vanadium mobilization and redistribution during mineral transformation of vanadium-titanium …
Due to the long-term open stockpile, the release of vanadium (V) from V-containing tailings will cause continuous V pollution in the mining area. Previous studies on the concentration and speciation of V primarily focused on surface tailings at a regional scale. However, the mobilization and redistr …
Preparation and Modification of Heterogeneous Vanadium …
Vanadium-titanium-based catalysts are among the most widely used industrial catalysts. This article reviews the progress in research of preparation methods and modification …
A novel method to extract iron, titanium, vanadium, and chromium from high-chromium vanadium …
Semantic Scholar extracted view of "A novel method to extract iron, titanium, vanadium, and chromium from high-chromium vanadium-bearing titanomagnetite concentrates" by Longsheng Zhao et al. DOI: 10.1016/J.HYDROMET.2014.07.014 Corpus ID: 52411334 A ...
Oxidation of titanium-vanadium slags with the participation of Na2O and its effect on the behavior of vanadium …
The oxidation of titanium-vanadium slags with the participation of Na2O is studied by X-ray diffraction. The slags have the following phase compositions: anosovite, anosovite-spinellide, and spinellide. An alkaline component in the form of Na2CO3 is introduced into a slag either before oxidizing roasting or during slag production from a concentrate (alkaline slag …
A method for recovery of iron, titanium, and vanadium from …
An innovative method for recovering valuable elements from vanadium-bearing titanomagnetite is proposed. This method involves two procedures:low-temperature …
Bond strengths of transition-metal dimers: titanium-vanadium
An oxygen-passivated vanadium cluster [V@V 10 O 15 ] − with metal–metal coordination produced by reacting V n − with O 2.
,Electrochemistry …
,（TiVN）。,（V）（Ti）。Ti / VTiVN。Ti / V。
Vanadium mobilization and redistribution during mineral transformation of vanadium-titanium …
Vanadium mobilization and redistribution during mineral transformation of vanadium-titanium magnetite tailings with different weathering degrees Author links open overlay panel Chun-dan Gan a b, Jin-yan Yang a b, Xin-yue Du a b, Jia-li Li a b, Qi-xuan Tang a, Aleksander Nikitin c
(PDF) Influence of titanium and vanadium on the hydrogen …
Influence of titanium and vanadium on the hydrogen transport through amorphous alumina films G. Pálsson B. Hjörvarsson 2010, Journal of Alloys and Compounds See Full PDF ...
Titanium as a Substrate for Three‐Dimensional Hybrid Electrodes …
Titanium, either in the form of a Ti foil or in form of a Ti mesh, was used as a novel substrate to grow nitrogen-doped carbon nanotubes (NCNTs) through chemical vapor deposition at …
The Effect of Oxygen on Phase Equilibria in the Ti-V System: …
Introduction Titanium (Ti) has a large solubility of oxygen in both the α (hcp, hexagonal close-packed) and β (bcc, body-centered cubic) phases. A mole fraction of more than 0.30 oxygen can be dissolved in α-Ti before an oxide is formed, and, with increasing oxygen content, both the α- and the β-transus temperatures increase.. Due to the large oxygen …
Titanium vanadium deposits hosted in layered mafic-ultramafic …
This Titanium_vanadium_deposits.csv file contains data about titanium-vanadium deposits hosted in mafic-ultramafic layered intrusions and massif anorthosite intrusions around the world. It lists the deposits and associated information such as …
Titanium vanadium nitride electrode for micro-supercapacitors
DOI: 10.1016/J.ELECOM.2017.02.011 Corpus ID: 100010563 Titanium vanadium nitride electrode for micro-supercapacitors @article{Achour2017TitaniumVN, title={Titanium vanadium nitride electrode for micro-supercapacitors}, author={Amine Achour and Raul Lucio‐Porto and Mohamed Chaker and A. Arman and Azin Ahmadpourian and M. A. …
Impact of Deposition Power and Gas Flow Ratio on the Tribological Properties of Titanium Vanadium …
Magnetron sputtering was used for producing titanium vanadium nitride (TiVN) coatings on brass substrates. In this research, we investigate how changing the sputtering power and nitrogen:argon (N 2:Ar) gas ratio affects the structural and tribological properties of …
Vanadium Flow Battery: De Toekomst van Energieopslag
Het is nu al duidelijk dat de vanadium flow batterij een belangrijke oplossing kan zijn voor energieopslag in de toekomst. Het is daarom de moeite waard om de voortgang in dit veld te volgen en verdere innovaties te verwachten die de efficiëntie kunnen verhogen en de kosten van energieopslag verder kunnen verlagen.
A novel process for the recovery of iron, titanium, and vanadium from vanadium …
Y.M. Zhang et al., A novel process for the recovery of iron, titanium, and vanadium from… 505 roasting. Titanium is concentrated in titanium slag, and iron and vanadium enter simultaneously into vanadium-bearing molten iron after direct reduction followed by
Hydrogen retention by vanadium-titanium alloys | Inorganic …
Hydrogen retention in vanadium and its binary alloys with titanium are investigated by means of hydrogen thermal desorption spectrometry. The samples are saturated with hydrogen for 2000 h at a temperature of 620 K in an autoclave, where hydrogen is fed at a pressure of 16.8 MPa. It is shown that in V-Ti alloys there are two main types of traps for …
Multiple heavy metal distribution and microbial community characteristics of vanadium-titanium …
Vanadium-titanium (V-Ti) magnetite tailings have caused great concern due to their safety hazards and environmental risks. However, the microbial community structure and the key geochemical factors of V-Ti magnetite tailing profiles under different management modes remain unclear. Therefore, we inve …
Titanium(+4) and vanadium(+5) 8-oxyquinolinates as catalysts for …
New titanium(+4) and vanadium(+5) 8-oxyquinolinate complexes were synthesized. Their structures were determined by X-ray diffraction. The synthesized compounds catalyze the polymerization of ethylene in the presence of Al/Mg activators, {Et2AlCl/Bu2Mg} and {Et3Al2Cl3/Bu2Mg} (up to 3400 kg of PE (mol of [M] h atm)−1), to …
Distribution Behavior of Vanadium and Titanium between Hot …
According to thermodynamic calculations combined with experimental validation, lower C content increases the activity coefficients of vanadium and titanium in the metal. Higher …
Recovery of Titanium, Vanadium and Tungsten from Waste SCR …
Recovery of Titanium, Vanadium and Tungsten from Waste SCR Catalysts by Roasting with Waste NaCl Salts[J]. Rare Metal Materials and Engineering,2023,52(2):454~460.] DOI：10.12442/j. issn.1002-185X.20220408 Copy Article Metrics Abstract: Revised: ...
An effective and cleaner process to recovery iron, titanium, vanadium, and chromium from Hongge vanadium …
This study presents an effective and cleaner process with hydrogen-rich gases that uses oxidation roasting followed by gas-based direct reduction and melting separation to recovery iron, titanium, vanadium, and chromium from Hongge vanadium titanomagnetite (HVTM). The process parameters were systematically investigated and determined to be roasting …
Titanium Flotation Dynamics Analysis for Vanadium-titanium …
Abstract. Strong magnetic separation-flotation becomes the best separation circuit for vanadium-titanium magnetite.The feeding of titanium flotation is the tailing of iron …
An effective and cleaner process to recovery iron, titanium, vanadium, and chromium from Hongge vanadium …
recovery rates of iron, titanium, vanadium, and chromium were 97.9, 89.8, 96.7, and 97.8%, respectively. Furthermore, the melting separation mechanism was determined. The separated iron is a clean raw material for steelmaking and the Ti-rich slag can ...
Recovery of titanium and vanadium from titanium–vanadium slag …
A process of NaOH molten salt roasting–water leaching to treat titanium–vanadium slag obtained by direct reduction of titanomagnetite concentrates was investigated. X-ray diffraction (XRD), scanning electron microscopy (SEM) equipped with energy dispersive spectroscopy (EDS), and thermogravimetry–differential scanning calorimetry (TG–DSC) …
Titanium-vanadium deposits hosted in mafic-ultramafic layered intrusions and massif anorthosite intrusions …
This data release includes four .csv files and one Esri shapefile which contain data on titanium-vanadium deposits hosted in mafic-ultramafic layered intrusions and massif anorthosite intrusions from around the world. Some of …
Extraction of titanium resources from the titanium …
There are two main methods for the extraction of titanium resources from titania slag, i.e. pyrometallurgy or hydrometallurgy. The acid and alkaline leaching can achieve …
Silicon
This document is part of Volume 11 `Ternary Alloy Systems: Phase Diagrams, Crystallographic and Thermodynamic Data'', Subvolume E `Refractory Metal Systems'', of SpringerMaterials - Group IV `Physical Chemistry''.
Fracture toughness improvement of austempered high silicon steel by titanium, vanadium …
Effects of titanium, vanadium and rare earth elements modification on fracture toughness of AHS steel The influence of austempering temperature and modification treatment on the fracture toughness of AHS steel austempered for 60 min at different austempering temperatures after austenitizing for 60 min at 930 °C is shown in Fig. 8 .
Titanium
Titanium is often alloyed with aluminium (to refine grain size), vanadium, copper (to harden), iron, manganese, molybdenum, and other metals. Titanium mill products (sheet, plate, bar, wire, forgings, castings) find …
The extraction of vanadium from titanomagnetites and …
A reducing roast process has been shown to be effective for separating iron from vanadium, titanium and chromium in titanomagnetites, enabling the production of separate …
Hydrothermal Separation of Titanium Vanadium and Chromium …
Vanadium, titanium and chromium are significant strategic metals which are widely used in aerospace, energy and alloy fields, etc. []. Vanadium slag (VS) is a by-product of smelting vanadium titanomagnetite, which is mainly composed of vanadium, titanium2,3 ...
An effective and cleaner process to recovery iron, titanium, vanadium, and chromium from Hongge vanadium …
An effective and cleaner process to recovery iron, titanium, vanadium, and chromium from Hongge vanadium titanomagnetite with hydrogen-rich Ironmaking & Steelmaking ( IF 2.1) Pub Date, DOI: