Numerical Simulation of Vanadium–Titanium …
The blast furnace smelting of vanadium–titanium ore plays a crucial role in the efficient utilization of vanadium-titanium resources. In this research, a detailed numerical simulation study of the temperature, velocity, …
High-Efficiency Smelting Separation of Vanadium–Titanium …
South African vanadium–titanium magnetite is a complex mineral resource rich in iron, vanadium, titanium, and chromium [1,2,3].Its ore composition is composed of more than 20 elements [4,5,6].It is the most complex ore of its type in the world and contains more than 10 valuable elements, so it has a very important integrated utilization value.
Recovery of Fe and V via selective reduction–magnetic …
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 ...
Assessment of the soil utilization potential of vanadium-titanium …
Purpose Vanadium-titanium magnetite tailings are bulk industrial solid wastes and can be found in the Panxi Region of Sichuan province. The utilization of vanadium-titanium magnetite tailings as soil represents a viable strategy for achieving extensive depletion, while simultaneously fostering ecological revitalization. In order to effectively reuse the stockpiled …
Characterization and Pre-Concentration of Low-Grade Vanadium-Titanium …
Vanadium and titanium are important industrial raw materials, which due to their properties have found applications in various fields [1,2].Vanadium-titanium magnetite ore is a typical poly-metallic mineral which mainly contains V, Ti and Fe, with a high comprehensive utilization value [3,4].China is rich in vanadium-titanium magnetite ore, which is mainly …
High-Efficiency Extraction of Fe, V, and Ti from Vanadium …
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 ore enrichment [].Therefore, the question of how to improve comprehensive utilization of vanadium-titanium magnetite concentrate (VTMC) is of decisive importance for the vanadium and …
Present Status and Development of Comprehensive …
The development of vanadium and titanium magnetite soil utilization technology is of great significance for reducing the cost of tailings closures, improving the high efficiency of …
Efficient separation of vanadium, titanium, and iron from vanadium …
Vanadium slag (VS) is a by-product of vanadium titanium magnetite BOF steelmaking process and becomes an important material for vanadium products preparation. ... process proposed in this study not only avoids the use of a large number of strong acids but also realizes the full utilization of extracted vanadium residue, improves the utilization ...
Research Progress on Separation Technology and …
To effectively develop and utilize the vanadium−titanium magnetite resources, this paper introduces the research progress of separation technology and comprehensive utilization …
Vanadium Extraction by Sodium–Manganese Composite …
To explore the extraction and utilization of vanadium resources from titanium tetrachloride purification tailings, sodium–manganese composite roasting and oxalic acid leaching, a new process for vanadium extraction, and proposed based on a thermodynamic analysis of the roasting process. This study focuses on investigating the influence of various factors, including …
Reduction disintegration behavior and crystallographic …
Vanadium-titanium magnetite is a significant source of iron, vanadium and titanium, accompanied by a variety of valuable elements, which is internationally recognized as a strategic mineral [1, 2].Currently, the comprehensive utilization of vanadium-titanium magnetite mainly includes blast furnace process and non-blast furnace process [3, 4].In the smelting process, …
Integrated Utilization of Vanadium-Titanium Magnetite …
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 …
Distribution Pattern and Occurrence State of Cobalt in Panxi …
This is an article in the field of process mineralogy. Cobalt is a strategic metal primarily found as an associated element in metal deposits. The Panxi region's vanadium-titanium magnetite deposit, the largest of its kind in China, also contains significant cobalt resources. Yet, the distribution and microscopic occurrence of cobalt within the mineral phases of cobalt-rich ores …
Vanadium–titanium magnetite ore blend optimization for …
Vanadium titanium magnetite (V–Ti) ore is one kind of important polymetallic minerals in China and the mainstream route of comprehensive utilization process is blast furnace (BF) → basic oxygen furnace (BOF). V–Ti sinter is one of the main burdens employed for BF and poor tumbler strength (TI) limits its efficiency. In order to optimize the V–Ti blends for sinter TI, …
Assessment of the soil utilization potential of vanadium-titanium …
DOI: 10.1007/s11368-024-03858-y Corpus ID: 271168270; Assessment of the soil utilization potential of vanadium-titanium magnetite tailings based on a chemical, biological, and mineralogical characterization
Comprehensive Utilization of Vanadium–Titanium Magnetite …
Comprehensive Utilization of Vanadium–Titanium Magnetite Deposits in China Has Come to a New Level. HAO Ziguo, HAO Ziguo. Chinese Academy of Geological Sciences. …
Bioleaching of cobalt from sulfide tailings generated by vanadium …
Vanadium-titanium magnetite ores, as an abundant resource of iron, are always associated with some non-ferrous metals such as cobalt, nickel and copper [12], [13], [14].In the beneficiation process of titanomagnetite and ilmenite, a large number of cobalt-bearing sulfide tailings are obtained in the desulfurization stage [9].Cobalt-bearing sulfide tailings are important …
Phase transformation and slag evolution of vanadium–titanium …
Vanadium (V) and titanium (Ti) are important strategic metals, which are widely used in metallurgical industry, chemical industry, machinery manufacturing, battery, aerospace, etc. [[1], [2], [3], [4]].As a representative resource for extracting V and Ti, vanadium–titanium magnetite (VTM) is a polymetallic symbiotic mineral which primarily contains iron, vanadium, …
Distribution behavior of vanadium and titanium between …
Vanadium titano-magnetite is a major source of iron, vanadium, and titanium resources, with about 18 billion tonnes of reserves in China [[1], [2], [3]].Currently, there are various processes for the comprehensive utilization of vanadium titano-magnetite [4, 5].However, it is difficult to achieve efficient recovery of vanadium and titanium resources under the premise …
Reduction of chengde vanadium titanium magnetite …
Vanadium titanium magnetite (VTM) is a multi-metal composite of metal minerals with extensive utilization value because it is a principal carrier of iron, vanadium, and titanium [1, 2]. VTM exhibits a dense structure and complex interactions; thus, directly extracting valuable metals from it is challenging. Recently, gas-based direct reduction ...
Reduction behaviors of vanadium‑titanium magnetite with …
At present, the utilization of vanadium‑titanium magnetite still uses blast furnace smelting process [4], and the ore has to be sintered or pelletized [7, 8].A series of problems inevitably occur, such as the permeability of the sintered bed and the influence of the mineral structure, which resulted in high energy consumption and low productivity in the sintering …
Preparation of vanadium-titanium magnetite tailings/quartz …
Vanadium-titanium magnetite (VTM), which is abundant in the Panzhihua region of China, contains not only iron, titanium, and vanadium but also chromium, gallium, scandium, and other useful elements (Li et al., 2017, Silin et al., 2020, Guo et al., 2020).Vanadium-titanium magnetite tailings (VTMT) were produced in massive quantities during the mining and …
Carbothermic Reduction of Vanadium-Titanium …
only be a great utilization of iron, vanadium, titanium, but also is a short process. Over the past several decades, many works have been conducted on the mechanism and kinetics of the carbothermic reduction of titanomagnetite4–11) and titanium-bearing …
Feasibility study of HIsmelt smelting of vanadium–titanium …
Vanadium–titanium magnetite (VTM) is a symbiotic composite mineral composed of iron, vanadium, titanium and other metals and has high comprehensive utilisation value. ... Zhang SS, Hu P, Rao JT, et al. Comprehensive utilization status of vanadium-titanium magnetite and feasibility analysis of HIsmelt smelting. J Cent South Univ (Sci Technol ...
A promising method to recover spent V2O5–WO3/TiO2 …
A large number of spent selective catalytic reduction (SCR) denitration catalysts are produced after the ultra-low emission transformation of coal-fired power plants in China. According to the China's "Directory of National Hazardous Wastes (Version 2021)", these spent vanadium–tungsten–titanium catalysts are classified as "HW50" hazardous waste, and their …
Advancements in oxygen blast furnace technology and its …
Consequently, this results in a decreased recovery of vanadium resources during the smelting process, and the effective utilization of titanium resources becomes unattainable; Furthermore, the elevated TiO 2 content in the VTM diminishes the drum strength of the sinter, making it prone to breakage and pulverization in the blast furnace.
From Waste to Wealth: Current Advances in Recycling
The burgeoning accumulation of vanadium-titanium magnetite tailings (VTMT) presents a dual challenge of environmental hazard and loss of valuable metal resources. This review arrives at a crucial juncture in global efforts towards a circular economy, focusing on innovative and effective metal recovery technologies. We explore the forefront of recycling …
Fusion Separation of Vanadium-Titanium Magnetite and …
How to efficiently separate or enrich titanium from vanadium-titanium magnetite is the premise for its effective utilization. At present, there are mainly two forms of the separation of raw ore and metallurgical enrichment for the utilization of titanium [ 5 ].
Preparation, Sintering Behavior and Consolidation Mechanism of Vanadium
Vanadium (V), titanium (Ti), and iron (Fe) are important metal elements recognized worldwide. Vanadium-titanium magnetite (VTM) ore is the main source of V, Ti, and Fe in nature with a high comprehensive utilization value [1,2,3].China is one of the countries which has the richest resources of VTM in the world.
Tailings Resource Characteristics and …
With the development and utilization of vanadium titanium resources, a large number of tailings have been produced, which not only occupies a lot of lands but also useful ingredients are not fully utilized, resulting …