This paper looks at the methods used and various process routes being considered for potential new titaniferous magnetite projects CITATION Connelly D 2019 Titaniferous magnetites as a source of vanadium titanium and iron in Proceedings Iron Ore 2019 pp 441448 The Australasian Institute of Mining and Metallurgy Melbourne
·In this study a scandium concentrate with Sc2O3 content of g/t was obtained from V Ti magnetite tailings by physical concentration and the main Sc bearing minerals were augite and hornblende A novel process of roasting and leaching was proposed to extract scandium from scandium concentrate with titanium dioxide wastewater Scandium concentrate
·Vanadium is the 22nd most abundant element in the continental crust and it accounts for approximately % of it Rudnick and Gao Citation 2003 ; however concentrations of at least an order of magnitude higher and preferably two orders of magnitude higher are required for the economic recovery of vanadium from ore deposits Global vanadium
A new approach is proposed to improve the strength of the vanadium titanium magnetite VTM sinter by adding preformed calcium ferrite CF to partially substitute the CaO The effects of the sintering temperature oxygen partial pressure pO 2 heating time and substitution ratio of preformed CF on the mineralogy of the VTM sinter are examined through tablet sintering The
·Vanadium‑titanium magnetite a kind of composite ore with iron vanadium and titanium has not been utilized on large scale by steel plants An efficient and clean utilization technique for vanadium‑titanium magnetite based on fluidized bed hydrogen reduction was developed in present study
·A new approach is proposed to improve the strength of the vanadium titanium magnetite VTM sinter by adding preformed calcium ferrite CF to partially substitute the CaO The effects of the sintering temperature oxygen partial pressure pO2 heating time and substitution ratio of preformed CF on the mineralogy of the VTM sinter are examined through
·An innovative method for recovering valuable elements from vanadium bearing titanomagnetite is proposed This method involves two procedures low temperature roasting of vanadium bearing titanomagnetite and water leaching of roasting slag During the roasting process the reduction of iron oxides to metallic iron the sodium oxidation of vanadium oxides
·Vanadium V is an important rare metal element with great strategic significance It is widely applied in special alloys new energy materials chemical industry and energy storage batteries Fu et al 2024; Haisch et al 2020; Peng 2019 In recent years the demand of V products rapidly increased with the development of society and the progress of technology
·A vanadium titanium magnetite concentrate with % V2O5 % TiO2 % Fe and a rough concentrate of ilmenite with % TiO2 % Fe were obtained from low grade vanadium titanium
·Keywords Vanadium titanium magnetite · Smelting separation · Electric furnace smelting · Ecient utilization of iron ore Introduction South African vanadium titanium magnetite is a complex mineral resource rich in iron vanadium titanium and chro mium [1 3] Its ore composition is composed of more than 20 elements [4 6]
·metal oxides including lithium vanadium and titanium The process leaches titanium vanadium and iron using hydrochloric acid at atmospheric pressure and temperatures below 95°C Solvent extraction is then used to recover vanadium titanium pigment and iron from the leach solution The advantages claimed are low cost high recovery no
·Due to the low efficiency and high energy consumption of coal based reduction gas based reduction has been fully developed [2 12] The thermodynamic analysis on gas based reduction of vanadium‑titanium magnetite indicates that the vanadium‑titanium magnetite is more difficult to be reduced than ordinary iron ore and the hydrogen rich reducing gas was
·There are two types of magmatic deposits titanoferrous magnetite containing vanadium and titanium free magnetite containing vanadium The magmatic deposits contain two kinds of V bearing titanoferrous magnetite one native to gabbro gabbro diabase and ultrabasic rocks; and the other from late magmatic differentiation between plagioclase and gabbro
· Sole Recovery of titanium from the leach liquors of titaniferous magnetites by solvent extraction Part 1 Review of the literature and aqueous thermodynamics
·We investigated the feasibility of roasting domestic vanadium titanium magnetite ore in a rotary kiln as a pretreatment to effectively leach vanadium from the ore Such feasibility analyses should consider the various mechanisms and aspects of rotary kilns such as structure thermal fluid flow heat/mass transfer solid ore particulate bed behavior and
·process in this study for extraction and separation of vanadium iron and titanium using a mixture extractant of P204 and P507 was proposed The inuences of the P204 P507 concentra tion P204 and P507 ratio initial pH phase ratio O/A and contact time on the extractions of vanadium iron and titanium were investigated
·Lightweight foamed ceramics were prepared using 55 wt % vanadium titanium magnetite tailings VTMT followed by sintering at 1130 °C In the CaO MgO SiO2 Al2O3 foamed ceramic quaternary system the CaO and SiO2 components play an important role in adjusting material properties and controlling phase transition In this work the effect of SiO2 and CaO
·As an important iron ore resource vanadium titanium magnetite is the main raw material for the preparation of vanadium titanium and their oxides and has a high utilization value [1 2 3 4] There are many technologies for the utilization of vanadium titanium magnetite Blast furnace converter process is relatively mature but there are
·China is rich in titanium resources most of which are stored in Sichuan province in the form of vanadium‑titanium magnetite ore Du 1996 Generally vanadium‑titanium magnetite concentrate including Fe of 30% TiO 2 of 10% and V 2 O 5 of % is smelted by using blast furnaces Metal iron is separated from titanium by gravity sedimentation and
·To comprehensively utilize the low iron high vanadium titanium magnetite a new method of vortex smelting reduction of vanadium titanium magnetite was proposed and the enrichment and reconstitution regularity of Ti bearing phases in the slag was investigated through X ray fluorescence spectrometry X ray photoelectron spectroscopy X ray diffraction analysis
·Vanadium‑titanium magnetite a kind of composite ore with iron vanadium and titanium has not been utilized on large scale by steel plants An efficient and clean utilization technique for vanadium‑titanium magnetite based on fluidized bed hydrogen reduction was developed in present study
Abstract The chemical composition occurrence state of elements mineral composition dissemination relationship and size distribution of the vanadium titanium magnetite ore in Chaoyang were analyzed through traditional process mineralogy method and optical microscope XRD chemical analysis etc The results show that mineral composition of
·Vanadium titanium magnetite is one kind of iron vanadium titanium multiple element symbiotic typical composite ore which has extremely high comprehensive utilization value [] Vanadium titanium magnetite mainly concentrates in a few countries and regions on the earth such as South Africa Russia China
