Phase transformation and slag evolution of vanadium–titanium …
As a representative resource for extracting V and Ti, vanadium–titanium magnetite (VTM) is a polymetallic symbiotic mineral which primarily contains iron, …Web
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As a representative resource for extracting V and Ti, vanadium–titanium magnetite (VTM) is a polymetallic symbiotic mineral which primarily contains iron, …Web
قرأ أكثرMeasured 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
قرأ أكثرVanadium titanomagnetite (VTM) is a valuable multi-element symbiotic ore mainly composed of iron, vanadium, and titanium, as well as small amounts of chromium, nickel and cobalt [1,2,3].The global resource reserves of the VTM ore are extremely rich (over 40 billion tons) and are mainly distributed in Russia, South Africa, China, the United …Web
قرأ أكثرVanadium–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
قرأ أكثرFor 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
قرأ أكثرVanadium titanomagnetite, which contains the valuable elements iron, vanadium, and titanium, is a complex iron ore. Although it widely distributed throughout the world, concentrations thereof are mainly found in Russia, China, South Africa, and the United States.1 The Panzhihua region of China has rich vanadium titanomagnetite …Web
قرأ أكثرVanadium titanomagnetite (VTM) is an important mineral for developing titanium resources, but the comprehensive recovery of ilmenite separation is extremely …Web
قرأ أكثر1. Introduction Vanadium-titanium magnetite is a complex symbiotic iron ore resource composed of iron, vanadium, titanium and other metals, which is one of …Web
قرأ أكثرelemental assay and mineral properties in the tailings of LIMS are shown in Tables III and IV. 3. SLON VP HGMS APPLIED TO THE RECOVERY OF FINE ILMENITE ... Vanadium–titanium magnetite (V, Ti, Fe ...Web
قرأ أكثرVanadium 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
قرأ أكثرThe 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
قرأ أكثرAndradite 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
قرأ أكثرThe 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
قرأ أكثرVanadium titanomagnetite (VTM) is a valuable multi-element symbiotic ore mainly composed of iron, vanadium, and titanium, as well as small amounts of …Web
قرأ أكثرHigh-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
قرأ أكثرWith 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
قرأ أكثرVanadium 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
قرأ أكثرThey reported that a vanadium‑titanium magnetite concentrate containing 1.14% V 2 O 5, 22.22% TiO 2, 42.51% Fe, and a concentrate of ilmenite containing 16.05% TiO 2 and 20.77% Fe were obtained according to the different magnetic intensities in the range of 0.4–0.8 T. However, because there is no explanation for the vanadium recovery ...Web
قرأ أكثرThe 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
قرأ أكثرVanadium ores. 2. Magnetite. I. Title. II. Series. III. Series: United States Geological Survey Professional Paper 926-B. TN490.V2F49 553'.462 75-619222 For sale by the Superintendent of Documents, U.S. Government Printing Office ... coproduct iron, titanium, and vanadium has been proposed (Udy, 1962). The titaniferous magnetite deposit at ...Web
قرأ أكثرVanadium. Resource figures are current as at 31 December 2017. Vanadium (V) is a soft, ductile, silver-grey metal that is primarily used with iron to make metal alloys for high-strength steel production. High-strength steel has a wide range of applications, including for gas and oil pipelines, tool steel, jet engines, the manufacture of axles ...Web
قرأ أكثرIn this process, vanadium, chromium, and iron oxides in vanadia–titania magnetite are reduced to the metal V, Cr, and Fe, respectively by carbon, forming the …Web
قرأ أكثرBlast 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
قرأ أكثرRole 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
قرأ أكثرAt 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
قرأ أكثرHigh-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
قرأ أكثرA new process of extracting titanium from vanadium–titanium magnetite (VTM) in the Panxi area in Sichuan, China is introduced in this work. Various …Web
قرأ أكثرIn 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 …Web
قرأ أكثرEffects 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
قرأ أكثرVanadium containing titanomagnetite, known also as vanadiferous titanomagnetite or VTM, is a significant source of vanadium and iron. ... (Panzhihua–Xichang) area in China's Sichuan Province are exploited for their iron, vanadium, and titanium values [14]. ... The wet HMC is fed to the LIMS to sort out the …Web
قرأ أكثرThis 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
قرأ أكثرPergamon 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
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