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TiO2 production is a key part of Ti metallurgy and Ti recycling, and the process itself has turned out to be energy-consuming and material-consuming. New technologies are needed to utilize complex Ti ores, such as ilmenite, and reduce the carbon footprint of TiO2 extraction. Ammonium sulfate roasting has been revealed as an …
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In this study, we have evaluated an upgraded Canadian ilmenite ore as the oxygen carrier for syngas production through the chemical looping reforming process. The ilmenite ore, provided by the Rio Tinto Group from the Lac Tio mine (Charlier et al., 2010), is primarily composed of FeTiO 3 and Fe 3 O 4, where the iron oxide is the active phase ...
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This paper presents life-cycle environmental impacts and health hazards of the ilmenite and rutile processing routes which are very little explored despite a significant quantity of production worldwide. The study is carried out through a life-cycle environmental-impact assessment of the ilmenite and rutile mining production …
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the Murso process, the ilmenite is oxidised and then reduced in a uidised bed to convert the ferric ion into the ... ˜e ilmenite is the product of tin ore beneciation which consists of a series ...
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In this study, a superconducting magnetic separator (SMS) was proposed to preconcentrate the ultrafine ilmenite. During this process, the essential condition for capturing the ilmenite from the ultrafine ore, key technology for obtaining an efficient preconcentration, and analysis of the ilmenite concentrates were investigated with …
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The effects of some important leaching parameters such as leachant concentration, reaction temperature, and particle size on the extent of the ore dissolution were appraised for better prediction of the dissolution kinetics of the extraction process. Processing of a Nigerian Columbite-Rich Ilmenite Ore for Improved Industrial …
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Due to increasing technological advancements, the demand for pure niobium products emanated from columbite ore processing has led to the wide array of its application in capacitors, nuclear uses ...
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The high grade ilmenite (90.46 %) and recovery of 29.38% was obtained using 5 Ampere with single splitter opening of 1.0 cm. Up to date, the study on ilmenite separation from tailing only focused ...
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The project will produce a range of critical minerals, essential to the application of renewable technologies, as well as mineral sands products (including zircon and …
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The carbothermic smelting reduction process of ilmenite ore at high temperature was investigated by thermodynamic calculations in conjunction with smelting experiments. Based on thermodynamic calculations, conducting the smelting process at a higher temperature was recommended to achieve a larger amount of FeO reduction, i.e., …
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2 in ilmenite varies between 45% - 60% depending on where the ilmenite comes from. Processing of ilmenite ore through the hydrometallurgical route can produce TiO 2 as a bleaching pigment material, a superior color pigment (white color), the main material for the manufacture of TiO 2
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Using a combination method of roasting process with soda ash (Na 2 CO 3) and hydrochloric acid leaching, a TiO 2-based photocatalyst was successfully synthesized from Indonesia ilmenite ore.The study investigated the effect of Na 2 CO 3 ratios, roasting times, and HCl concentration on the physical and photocatalytic properties of the …
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The current paper thus aims to review the minerals processing technology of ilmenite by flotation, together with some basic information about ilmenite. It is hoped that a systematic knowledge about ilmenite upgrading can be built herein and recommendations can be made to guide future studies in the area of ilmenite minerals processing.
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The reactions mechanism from the carbothermal reduction of ilmenite ore with carbon was investigated by considering the effect of the temperature with free Gibbs energy ((Delta G)) of the process using HSC Chemistry software. The calculation was based on the ilmenite and carbon ratio under argon and hydrogen gas conditions at 1 …
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Occurrence and distribution of titanium ore in nature. Titanium is the 9th most abundant element in the Earth's crust, occurring primarily in the form of minerals known as titanium ores. The most …
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from ilmenite ore by h y drometallurgical processing Alafara A. Baba 1,3*, Folahan A. Adekola 1, Olayide A. Arodola 1, Lateef Ibrahim 1, Rafiu B.Bale 2, Malay K. Ghosh 3, Abdul R. Sheik 3
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Titanium processing - Extraction, Refining, Alloying: The production of titanium metal accounts for only 5 percent of annual titanium mineral consumption; the rest goes to the titanium pigment industry. Pigments are produced using either a sulfate process or a more environmentally acceptable carbo-chlorination process (described below) that converts …
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Optimization of ilmenite ore processing using induced roll magnetic separator. M R Virgiawan 1 and J Pitulima 2. Published under licence by IOP Publishing Ltd IOP Conference Series: Earth and Environmental Science, Volume 926, 3rd International Conference on Green Energy and Environment 2021 (The 3rd ICoGEE 2021) 29th-30th …
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Australia has one of the largest resources of ilmenite and rutile forms of titanium oxide, and it is quite expected that Australia is facing the environmental impacts and health effects caused by the titanium ore extraction process (Haque et al., 2014; Jones, 2009; Reichl et al., 2016). The effect of this processing route on human health and ...
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What is Ilmenite? Ilmenite is a common accessory mineral in igneous rocks, sediments, and sedimentary rocks in many parts of the world. Apollo astronauts found abundant ilmenite in lunar rocks and the lunar …
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To develop a flowsheet for separation of high grade titanium-rutile from ilmenite, that will meet market requirements. Rutile has a SG of 4.2, hardness 6.0 to 6.5 and is non-magnetic; while ilmenite has a SG of 4.5 to 5.0, hardness of 5.0 to 6.0, and is weakly magnetic.
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The effect of microwave radiation upon the mineralogy and magnetic processing of amassive Norwegian ilmenite ore was per- formed by Kingman et al. 199943. It has been shown that short periods of exposure can cause fracture at grain boundaries, which leads to the formation of inter-granular fractures. This fracture …
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The effect of several factors on the acid leaching kinetics in reported processes was reviewed. Temperature, time and acid concentration significantly affect the dissolution of titanium and impurities in ilmenite. The addition of either iron powder or chloride/sulfate salts affects significantly the leaching rate of ilmenite.
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The energy industry needs pure nickel to produce steel, alloys, and battery electrodes. Phytomined bio-ore contains nickel in a chemically pure form that's closer to …
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Ilmenite is the most important titanium ore. It is often used for the production of the metal titanium and titanium dioxide (FeTiO 3) accessory products, such as paint, paper, titanium white (white pigment), plastics, fabrics, etc. . This blog will introduce the ilmenite beneficiation process and processing plant.
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Mechanical ball-milling process for ilmenite ore. Starting ilmenite was loaded in 50 ml of 10% sulfuric acid. After that, ilmenite suspension was grounded in a horizontal tumbler ball-mill reactor operated at 200 rpm for 24 h at room temperature. The zirconia balls with diameter of 2 and 5 mm were filled into 100 ml milling reactor at mass ...
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Semantic Scholar extracted view of "A review of mineral processing of ilmenite by flotation" by Ji-hua Zhai et al. Skip to search form Skip to main content Skip to ... Behaviour of ilmenite as a gangue mineral in the benzohydroxamic flotation of a complex pyrochlore-bearing ore. C. Gibson R. Hansuld Ş. Kelebek M. Aghamirian. Materials …
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Ilmenite can be obtained from the black sand through various techniques utilized during the ore processing, including magnetic separation, floating separation and electrostatic separation [18,22], where the ore material is majorly composed of 75% ilmenite, 10% rutile, 8% zircon and trace amounts of other minerals [21,23].
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A comparison between ilmenite and rutile processing is presented in Fig. 9 which shows that rutile is much more energy-intensive mineral sand than ilmenite, due to the fact that the lower ore grade consumes a greater amount of energy, extracted from the core of the earth.
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A kinetic study of the leaching of powdered ilmenite ore by hydrochloric acid has been investigated. The effects of (a) stirring speed ranging from 100 to 500 min −1, (b) particle size ranging from 20 to 74 μm, (c) acid concentration ranging from 7.2 to 9.6 M and (d) temperature ranging from 70 to 90°C on titanium and iron dissolution are reported.
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