Separation of Ilmenite from Vanadium Titanomagnetite by …
Vanadium titanomagnetite (VTM) is an important mineral for developing …Web
اقرأ أكثرExtraction 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 …Web
اقرأ أكثرHigh-Efficiency Smelting Separation of Vanadium–Titanium …
High-Efficiency Smelting Separation of Vanadium–Titanium Magnetite by …Web
اقرأ أكثرEffect of B2O3 Content on the Sintering Basic Characteristics
The sintering basic characteristics of iron ore play a key role in the process of sintering. In this study, the effects of B 2 O 3 on the assimilation characteristics, softening temperature, fluidity of liquid phase, compressive strength of bonding phase, and microstructure of the mixed fine powder of hematite and vanadium-titanium magnetite …Web
اقرأ أكثرEffects of calcium compounds on the carbothermic reduction of vanadium
Effects of calcium compounds on the carbothermic reduction of vanadium titanomagnetite concentrate (VTC) were investigated. It was found that calcium compounds had great effects on the metallization rate of the reduction product, the order of the metallization rate of reduction product being CaCO 3 > no additive > CaSO 4 > CaCl …Web
اقرأ أكثرIntegrated Utilization of Vanadium-Titanium Magnetite Tailings for
Lightweight ed ceramics were prepared using 55 wt.% vanadium-titanium magnetite tailings (VTMT) followed by sintering at 1130 °C. In the CaO-MgO-SiO2-Al2O3 ed ceramic quaternary system, the CaO and SiO2 components play an important role in adjusting material properties and controlling phase transition. In this …Web
اقرأ أكثرSmelting Vanadium–Titanium Magnetite by OY Furnace: Effect of
OY furnace, an improvement of COREX, is the vigorously developed environmentally friendly iron-making process. However, it has a higher fuel ratio than blast furnace. The high prereduction degree (PRD) of direct reduction iron (DRI) is beneficial to decrease the fuel consumption of OY furnace but also affect the softening, melting, and …Web
اقرأ أكثرSeparation of Ilmenite from Vanadium Titanomagnetite by …
Vanadium titanomagnetite (VTM) is an important mineral for developing titanium resources, but the comprehensive recovery of ilmenite separation is extremely poor, resulting in the low-efficiency ...Web
اقرأ أكثرInvestigation of the magnetic separation performance of
For example, Beijing General Research Institute of Mining and Metallurgy conducts preconcentration of a vanadium-titanium-magnetite in Panxi area [15], with the cylinder speed is increased from 13 ...Web
اقرأ أكثرStudy on the Properties of Vanadium Pellets Extracted from …
The vanadium titanium magnetite concentrate is ground and dried, and 1 kg is weighed each time. A certain amount of bentonite and calcium hydroxide is added into the crucible to mix for 15 min ...Web
اقرأ أكثرPhase transformation and slag evolution of vanadium–titanium magnetite
Blast furnace process is the main approach for utilizing vanadium–titanium magnetite (VTM) and VTM pellet is an important burden due to its excellent performance. In this paper, the softening–melting behavior of VTM pellets was investigated. The softening, melting temperature interval and permeability index were obtained as 75 °C, 181 °C and …Web
اقرأ أكثرInvestigation of Vanadium Titanomagnetite Concentrate Activated
Vanadium titanomagnetite is an important source of vanadium and titanium throughout the whole world. During enrichment about 82 wt.% of vanadium, 54 wt.% titanium, and 75 wt.% of iron are transferred into iron concentrate [1, 2].Currently vanadium titanomagnetite concentrate (VTMC) is used as a charge in blast furnace (BF) …Web
اقرأ أكثرSeparations | Free Full-Text | Separation of Ilmenite from …
Vanadium titanomagnetite (VTM) is an important mineral for developing titanium resources, but the comprehensive recovery of ilmenite separation is extremely poor, resulting in the low-efficiency utilization of titanium resources. Here, the separation of …Web
اقرأ أكثرMicrowave-assisted reduction roasting—magnetic separation
The microwave-assisted reduction behaviours of two low-grade iron ores having a similar Fe content of 49wt% but distinctly different mineralogical and liberation characteristics were studied. Their performances in terms of the iron grade and recovery as obtained from statistically designed microwave (MW) roasting followed by low-intensity …Web
اقرأ أكثرVanadiumCorp Reports Measured and Indicated Mineral
Measured and Indicated Mineral Resources estimated to contain 1.49 billion pounds of V 2 O 5 in the magnetite concentrate. Additional Inferred Mineral Resources of 86.91 Mt, grading at 0.4% V 2 O ...Web
اقرأ أكثرMetals | Free Full-Text | Vanadium–Titanium Magnetite …
This paper investigated a pellet ore production process in which vanadium was extracted from vanadium and titanium magnetite concentrates using sulfuric acid leaching. Calcium and magnesium were added to the iron ore concentrate during pellet production to produce calcium vanadate and magnesium vanadate after roasting. The …Web
اقرأ أكثرEffect of Smelting Time on Vanadium and Titanium …
the industrialization of HIsmelt smelting of vanadium titanium magnetite. 2. Experimental Section 2.1. Materials Vanadium titanium magnetite was used in the experiments from Panzhihua, China. The mineralogical composition of the ore is shown in Table 1, the macroscopic morphol-ogy and particle size characteristics of the ore are …Web
اقرأ أكثرPreparation, Sintering Behavior and Consolidation Mechanism of Vanadium
High-quality oxidized pellets are the basis to achieve high-efficiency utilization of vanadium–titanium magnetite (VTM) ores. Bentonite was used as a binder of VTM. The main phase composition of VTM is titanomagnetite and ilmenite. When the amount of bentonite is 1%, the compressive strength and dropping strength of VTM pellets can …Web
اقرأ أكثرVanadium-bearing magnetite and ilmenite mineralization and
Vanadium mineralization occurs in oxide-rich horizons within layered metagabbro zones of the Sinarsuk deposit, West Greenland. The main oxide minerals are vanadiferous magnetite and ilmenite ...Web
اقرأ أكثرSmelting Vanadium–Titanium Magnetite by COREX Process
The slag ing caused by Ti(C,N) is the main limitation of smelting vanadium–titanium magnetite by blast furnace. COREX, with unique pure oxygen injection that avoids the formation of Ti(C,N), has a huge potential advantage for the smelting of vanadium–titanium magnetite. In the present study, the detailed characterization was …Web
اقرأ أكثرKinetics and mechanism of coal-based direct reduction of
High-chromium vanadium–titanium magnetite (HCVTM) is a valuable resource containing metal elements such as iron, vanadium, titanium, and chromium. To recycle these elements, direct reduction is an efficient way. The mechanism and reaction kinetic parameters for the direct reduction of HCVTM were studied. Experimental results …Web
اقرأ أكثرPreparation of titanium mineral from vanadium titanomagnetite
Reduction behaviors of vanadium–titanium magnetite with H 2 via a fluidized bed [J] Powder Technology, 385 (2021), pp. 83-91. View PDF View article CrossRef View in Scopus Google Scholar. 22. Jun-wei CHEN, Yang JIAO, Xi-dong WANG. Thermo- dynamic studies on gas-based reduction of vanadium titano- magnetite pellets [J]Web
اقرأ أكثرCarbonization and nitridation of vanadium–bearing …
With the aim of separating Fe and V, a vanadium-titanium magnetite concentrate was selectively reduced, followed by magnetic separation. The processes accompanying reduction of the vanadium-titanium … Expand. 2. PDF. Save. Effects and mechanism of MgO on carbothermal reduction of Fe2TiO4. Yunfei Chen Xiangdong Xing.Web
اقرأ أكثرThe extraction of vanadium from titanomagnetites and other sources
As the majority of vanadium is added to steel, the annual demand for vanadium tends to follow the annual demand for steel (Leont and Shavrin, 2000, Raja, 2007).Stricter regulations around the use of high-strength steel have however increased the demand for vanadium as a steel additive (Anon, 2011).The remainder of vanadium is …Web
اقرأ أكثرVanadium–titanium magnetite ore blend optimization for sinter …
Vanadium titanium magnetite (V–Ti) ore is one kind of important …Web
اقرأ أكثرEffects of soil colloids on the aggregation and degradation of
Role of tailing colloid from vanadium-titanium magnetite in the adsorption and cotransport with vanadium. Y. Huang Daniel H. Zhou +4 authors Guanru Zhang. ... The geochemical cycling of vanadium (V) in mining areas has attracted much attention. However, little knowledge was about the effects of tailing colloids on the fate and ...Web
اقرأ أكثرAndradite titanium: Preparation, characterization and metallurgical
Andradite titanium (Ca 3 Fe 2 Si 1.58 Ti 1.42 O 12, abbreviated as AT), which is a significant mineral phase in the sinter of titanium-containing iron ore, was prepared via a solid-state reaction with analytical reagents.The crystal structure, cold strength, and high-temperature heat capacity were individually characterized, and the …Web
اقرأ أكثرStudy on Sintering Characteristics of Ultra‐Poor …
Minerals 2021, 11, 515 2 of 17 The V‐Ti magnetite has been classified as a typical polymetallic paragenic ore that is difficult to treat and utilize due to its many drawbacks [10–12].Web
اقرأ أكثرViscosity of CaO–SiO2–Al2O3–MgO–TiO2–FeO Slag in
Vanadium–titanium magnetite is a complex ore with iron, vanadium, titanium, and other valuable elements, and it is of great significance to recycle the valuable elements. HIsmelt smelting reduction of vanadium–titanium magnetite is a clean and effective ironmaking process. The effect of TiO2 content on the viscosity of …Web
اقرأ أكثر(PDF) Recovery of Fe and V via selective reduction
At the same time, the efficient utilization of valuable components such as iron, vanadium, titanium, and chromium in vanadium-titanium magnetite can also alleviate the problems caused by mineral ...Web
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