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 ...

The present invention relates to titanium vanadium mineral separation beneficiation methods in a kind of hematite-limonite of titaniferous vanadium, belong to mineral manufacture field.The hematite-limonite powder of titaniferous vanadium is carried out high magnetic pre-selection by the method under conditions of magnetic field intensity is …

Vanadium and titanium magnetite (V–Ti) ore has a very high comprehensive utilization value due to its high-content vanadium, titanium, iron, etc. In addition, V–Ti ore as a major source of vanadium is found in various countries, such as Australia, China, Russia, and South Africa ( Moskalyk and Alfantazi, 2003, Deng et al., …

Efficient utilization of vanadium–titanium magnetite can be achieved by high-temperature pyrometallurgical smelting separation of the material. The fusibility of …

The vanadium titanium magnetite deposit in Panzhihua has abundant ilmenite resources. A flowsheet combining high gradient magnetic separation (HGMS) and flotation was applied to recover the ilmenite, which had defects of high production cost due to high flotation regent consumption, low ilmenite utilization rate of 20% as ultrafine …

The vanadium–bearing titanomagnetite (VBT) is a strategic and complex iron ore, which containing valuable metals of vanadium, titanium, and iron used as …

Vanadium 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 …

A technology of vanadium-titanium magnetite concentrate and alkali leaching, which is applied in chemical instruments and methods, solid separation, wet separation, etc., to achieve the effects of improving comprehensive utilization rate, improving blast furnace utilization factor and reducing emissions

Gas-based reduction roasting magnetic separation process was conducted to separate and recover iron and titanium from oxidized vanadium titano-magnetite …

We present an optimized magnetic separation process to improve the recovery of high-content vanadium and titanium concentrates from vanadium‑titanium …

1. Introduction Vanadium, a critical strategic resource, plays multiple roles in industrial production due to its useful properties such as hardness, fatigue resistance, …

The vanadium–bearing titanomagnetite (VBT) is a strategic and complex iron ore, which containing valuable metals of vanadium, titanium, and iron used as constituents of several alloys, whitepigments, and steel [1], [2], [3]. In China, the gross reserve of titanium in VBT ore is estimated to be about 1.18 million tons, accounting for 93% of ...

The proposed magnetic roasting technology provides a new idea and method for the separation of vanadium and titanium from hematite containing vanadium and …

1. Introduction. The Hongge mineral deposit in the Panzhihua–Xichang region is the biggest vanadium-bearing titanomagnetite deposit in China, with titanomagnetite reserves of 3.55 billion tons.It is a giant iron-polymetallic deposit containing titanium, vanadium, chromium, and other valuable elements (Chen et al., 2011).At present, the …

Vanadium titanomagnetite (VTM) is a valuable multi-element ore composed primarily of iron, titanium, and vanadium, with minor amounts of chromium, nickel and cobalt, gallium and scandium, etc. [1,2,3,4,5].Global VTM reserves are extremely abundant (over 40 billion tons), found mainly in Russia, South Africa, China, the United States, Canada, Norway, …

High-chromium vanadium-titanium magnetite is a complex multi-metal associated resource, which contains metal elements such as iron, vanadium, titanium, and chromium, and has a high comprehensive utilization value [1–3]. High-chromium vanadium-titanium magnetite is also a type of unmanageable ore [4,5], which contains more than …

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 …

The flow-sheet for the pre-concentration of lo w-grade vanadium-titanium magnetite ore (Figure. 8) shows that the grade of V 2O5, TiO2 and Fe in the waste ore is only 0.022%, 0.40% and 5.19% ...

In this study, a clean pellet production method of calcium roasting and sulfuric acid leaching of vanadium from vanadium and titanium magnetite concentrates is proposed, which can effectively …

The reduction behaviors of vanadium‑titanium magnetite with H 2 via a fluidized bed were experimentally studied. The effects of reduction temperature, H 2 concentration, reduction time and gas flow rate on metallization degree of the reduced samples were also investigated. The major conclusions were summarized as follows: (1) …

Panxi Diqu refers to China's Sichuan-Xichang Region.Climbing western vanadium titano-magnetite is the famous super-huge vanadium of China, titanium, iron mineral intergrowth resource, titanium, vanadium, iron are the chief value element, mineral resources are not only of a great variety, (96% concentrates on Panzhihua, Baima, red lattice, four large …

1. Introduction. In China, vanadium is mainly discovered from vanadium–titanium magnetite ore and stone coal. The gross reserve of vanadium in terms of V 2 O 5 in stone coal is 118 million tons which is 6.7 times more than that in vanadium–titanium magnetite, accounting for more than 87% of the domestic reserve of …

The invention discloses a mineral separation method for vanadium-titanium magnetite ores. The mineral separation method comprises the following steps of: conveying raw vanadium-titanium magnetite ores to a primary grinding stage; conveying the crushed vanadium-titanium magnetite ores to a primary swirler for classification; conveying …

Vanadium-titanium magnetite is a complex symbiotic iron ore resource composed of iron, vanadium, titanium and other metals, which is one of the most …

At last, the vanadium-bearing pig iron and titanium slag were separated and crushed for subsequent analysis. 2.2 Definition of parameters (1) Vanadium distribution ratio (LV) The vanadium distribution ratio between the titanium slag and the molten iron is expressed as sV m (V) (V) c L c  (1) where cs(V) and cm(V) represent the contents ...

Vanadium, titanium and iron appear efficient separation from VBT ore. • The secondary chlorination of HCl gas promote the extraction of valuable metals. • High-value products have been formed. Abstract Keywords Vanadium–bearing titanomagnetite …

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.

1. Introduction. Vanadium as a strategic metal is used widely in the vanadium redox flow battery, the steel industry, catalysts, etc (Choi et al., 2017; Kumara et al., 2017; Skyllas-Kzaacos et al., 2016; Wang et al., 2019b; Yan et al., 2008).According to statistics, in 2018, about 16% of the world's vanadium production directly came from …

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 …

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 ...