Enrichment and reconfiguration of titanium-bearing phase …
The reserves of vanadium–titanium magnetite exceed 18 billion tons [], accounting for over 90 wt.% of China's titanium resource reserves [2, 3].At present, the blast furnace method of smelting vanadium–titanium magnetite only recovers Fe and a part of V [].Due to the low titanium content [5, 6] and the difficulty in dissociating the Ti …
Recovery of Fe and V via selective reduction–magnetic …
of 85.49% were obtained when the vanadium-titanium magnetite concentrate was reduced for 100 min at 1623 K with a C/O molar ratio of 2.5 and 8% CaCO 3, followed by separating at a magnetic field
A New Process of Extracting Titanium from …
A new process of extracting titanium from vanadium–titanium magnetite (VTM) in the Panxi area in Sichuan, China is introduced in this work. Various …
Photocatalytic Activity of Vanadium-Substituted …
Abstract. A kind of vanadium-substituted Keggin type polyoxometalate Na 7 [CoW 11 VO 40]·16H 2 O doped magnetic carbon nitride (CoWV/mCN) have been prepared by simple dipping method. Hybrid CoWV/mCN has been characterized by SEM, EDS and FTIR. The photocatalytic oxidation property has been inspected by degradation …
Metalizing reduction and magnetic separation of vanadium …
To achieve high efficiency utilization of Panzhihua vanadium titano-magnetite, a new process of metalizing reduction and magnetic separation based on hot briquetting is proposed, and factors that affect the cold strength of the hot-briquetting products and the efficiency of reduction and magnetic separation are successively …
Separations | Free Full-Text | Separation of Ilmenite …
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 …
High-Efficiency Extraction of Fe, V, and Ti from …
Vanadium-containing titanium magnetite is the main source of V and Ti in the internal market. About 75% Fe, 82% V, and 44% Ti pass into iron concentrate during …
A new process for the recovery of iron, vanadium, and titanium …
A new process comprising metallizing reduction, magnetic separation, and electroheat melting separation is proposed with the aim of achieving high recoveries of iron, vanadium, and titanium from ...
A novel chitosan-vanadium-titanium-magnetite composite …
In this research, a novel chitosan (CS)-vanadium-titanium-magnetite (VTM) composite was designed and synthesized. The interaction between CS-VTM and Congo red (CR) dye conformed to a pseudo-second-order model to support the potent involvement of chemisorption. The effects of adsorbent dosage, reacti …
Separations | Free Full-Text | Process Mineralogy of …
Vanadium 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 …
High-Efficiency Smelting Separation of …
The experimental results show that maintaining a certain carbon content in the reduction products of vanadium–titanium magnetite is conducive to the reduction of …
Fusion Separation of Vanadium-Titanium Magnetite and …
1. 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 …
Characterization and Pre-Concentration of Low-Grade Vanadium-Titanium …
A vanadium-titanium magnetite concentrate with 1.14% V2O5, 22.22% TiO2, 42.51% Fe and a rough concentrate of ilmenite with 16.05% TiO2, 20.77% Fe were obtained from low-grade vanadium-titanium ...
A novel method of enhancing valuable element recovery for …
Fig. 3 shows a flowchart of the experiment, in which the metallization reduction and magnetic separation experiment mainly includes raw material mixing, pressing into blocks, electric furnace reduction, grinding and sample preparation, magnetic separation et al. Firstly, vanadium-titanium magnetite concentrate, coal powder and …
A novel method to extract iron, titanium, vanadium, and …
This article presents a new method to extract iron, titanium, vanadium, and chromium from high-chromium vanadium-bearing titanomagnetite concentrates, which are widely distributed in China. The method involves selective reduction, magnetic separation, and leaching processes. The advantages and limitations of this method are compared …
Efficient Separation and Recovery of Vanadium, Titanium, …
The dumping of a large amount of steel slag not only wastes metal resources, but pollutes the ecological environment. In this study, a method for recovery of vanadium, titanium, iron, magnesium, and synthesizing anhydrite from steel slag is proposed. The leaching efficiency of V, Ti, Fe, and Mg was 99.42%, 99.36%, 99.89%, …
Mineralogical reconstruction of Titanium-Vanadium …
The proposed magnetic roasting technology provides a new idea and method for the separation of vanadium and titanium from hematite containing vanadium and …
Characterization and Pre-Concentration of Low-Grade Vanadium-Titanium …
A large number of unexploited low-grade vanadium-titanium magnetite deposits have been found in the Chao-yang area of China in recent years. The reserves are estimated at more than 20 billion tons. A mineralogical study of raw sample indicated that it was a typical low-grade vanadium-titanium magnetite ore with weathering. Most of …
Optimized magnetic separation for efficient recovery …
We present an optimized magnetic separation process to improve the recovery of high-content vanadium and titanium concentrates from vanadium‑titanium …
Metalizing reduction and magnetic separation of …
Metalizing reduction and magnetic separation of vanadium titano-magnetite based on hot briquetting Shuang-yin Chen and Man-sheng Chu School of Materials and Metallurgy, Northeastern University, Shenyang 110819, China ... agglomerates is 1480 N, and the recovery ratios of iron, vanadium, and titanium are as high as 91.19%, 61.82%, and …
Adsorption-desorption characteristics and mechanisms of …
A novel magnetic adsorbent, namely vanadium, titanium-bearing magnetite coated by humic acid (VTM-HA), was tentatively used to deprive Pb(II) from wastewater in our previous research [28]. It was found that Pb(II) ions could be rapidly removed from wastewater. In this study, the adsorption characteristics of Pb(II) on the …
The extraction of vanadium from titanomagnetites …
Vanadium improves the strength of titanium, and vanadium-titanium alloys have been used in the construction of aircraft.
Metals | Free Full-Text | Titanium Impurity Control in V …
The sodium smelting of vanadium–titanium magnetite (VTM) can realize a multi-component comprehensive utilization of VTM. To broaden the application of the vanadium-bearing pig iron produced through this process, it is imperative to maintain the titanium content in molten iron at a very low level. In this study, the effects of …
A New Process of Extracting Titanium from …
A 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 …
Separation of Ilmenite from Vanadium Titanomagnetite …
Keywords: vanadium titanomagnetite; flotation process; ilmenite; magnetic separation; titanomag-netite 1. Introduction Titanium, which is mainly extracted from rutile ores and ilmenite, is the basic raw material for the production of titanium dioxide and titanium metal [1,2]. According to the
(PDF) Magnetic properties of vanadium-substituted lithium zinc titanium
The aim of the present work is to investigate the influence of vanadium substitution on the structural and magnetic properties of Li –Zn – Ti ferrites. 2. Experimental details The ferrite samples with the representative formula Li0.5 + tZn0.2Ti0.2VtFe2.1 2tO4 (t ranging from 0 to 0.25 in steps of 0.05) were prepared by the conventional ...
A New Technique for Preparation of High-Grade Titanium …
This paper proposes a new technique for preparation of high-grade titanium slag from Panzhihua vanadium titanomagnetite concentrate by reduction–melting–magnetic separation processing. Chemical analysis, x-ray diffraction, and scanning electron microscopy in conjunction with energy-dispersive spectroscopy …
Recovery of Fe and V via selective …
Vanadium-titanium magnetite (VTM) is the main r aw mat erial for V product s, where approximately 16% of V p roducts are deriv ed fr om VTM and 68% …
Mineralogical reconstruction of Titanium-Vanadium hematite and magnetic
Semantic Scholar extracted view of "Mineralogical reconstruction of Titanium-Vanadium hematite and magnetic separation mechanism of titanium and iron minerals" by Wenbo Li et al. Skip to search form Skip to main content Skip to account menu. Semantic Scholar's Logo. Search 217,789,668 papers from all fields of science ...
Enhancing Reduction Separation and Efficient Recovery …
ultra-high-titanium vanadium–titanium magnetite con-centrate (<75 lm) used in the experiment. The data clearly reflect the mine's low-iron, high-vanadium, and ultra-high titanium characteristics. The X-ray diffrac-tion (XRD) pattern of the raw ore in Figure 1 shows that the phases of the concentrate are mainly magnetite