With respect to high efficient utilization of low-grade iron ore resource, the behavior of low-temperature "973 K to 1123 K (700 °C to 850 °C)" oxidation, on the phase transition of SA TTM ore (South African titanomagnetite), and its effect on subsequent reduction was investigated. The results showed that hematite and rutile are the oxidation …
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Setting up a state-of-the-art ilmenite ore processing plant with the right equipment and machinery can significantly impact your mining operations. It ensures efficient processing, higher yields ...
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The selective heating characteristic of microwave energy has found uses in grinding of an ilmenite ore. 159 It was shown that the ilmenite ore could be effectively heated to a temperature of 350uC ...
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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 …
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According to the optimal parameters of the separation of ilmenite and quartz mixture, fine ilmenite ore with 7.55% Ti content was beneficiated using the unit and the …
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The particle size distribution and specific surface area of raw ilmenite ore and ilmenite ore treated through HPGR were listed in Table 3. From Table 3, it was evident that the proportion of coarse particle with sizes above 74 μm in the raw ilmenite ore was nearly 70%. ... A novel method for efficient recovery of ilmenite by high gradient ...
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The asymmetrical pulsation curve with a faster upward stroke and slower downward stroke was found to achieve a TiO 2 concentrate grade of 23.94 %, a recovery of 66.78 %, and a separation efficiency of 50.46 % for the separation of ilmenite. When the concentrate grade is slightly higher, this new curve shows an increase of 5.68 % in …
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According to the optimal parameters of the separation of ilmenite and quartz mixture, fine ilmenite ore with 7.55% Ti content was beneficiated using the unit and the Ti content increased to12.32% ...
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An extraction efficiency of 97% total titanium was obtained by 1.5 M TBP in kerosene from initial 10g/L ilmenite leach liquor at 25 ± 2 o C in a single extraction stage.
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This work focused on the application of a high efficiency, low cost and environmentally friendly magnetic separation technology to recover vanadium-titanium magnetite concentrate and pre-concentrate rough …
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Ilmenite (FeTiO3): Ilmenite is the most abundant titanium ore and is often found in igneous rocks and beach sands. ... due to its lightweight and high-temperature resistance properties, which can improve fuel efficiency and performance. Sports Medicine: Titanium is used in sports medicine for implants, prosthetics, and orthopedic devices due …
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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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The results have demonstrated that using ilmenite ore to replace inert bed materials could reduce CO concentration in the flue gas. Compared to the traditional CFB combustion mode, the CO in the exhaust can be reduced by as much as 80% with excess air ratios between 1.04 and 1.17, when 40% of the inert bed material is replaced by …
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The ilmenite smelting process is based on carbothermic reduction. During the process, FeO in ilmenite ore is reduced by anthracite and forms molten iron and TiO 2-concentrated slag. Due to the high liquidus temperature of TiO 2-concentrated slag, the operating temperature is approximately 1923–1973 K. However, when the amount of …
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Ilmenite Ore as a Novel and Efficient Thermoplasmonic Material Thanh-Lieu Thi Le 1, ... low emissivity is a limiting factor for achieving high-efficiency photothermal conversion,
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The nanostructure TiN was created using a low-cost process using natural ilmenite ore. In the visible area, this study shows robust and spectrally broad localized surface plasmon resonance ...
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Titanium is the ninth most abundant element in the Earth's crust and it is present mainly in the form of ilmenite (40–80% TiO 2), rutile (~ 95% TiO 2), anatase (> …
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This roasting process increases the efficiency of selective elimination of FeO of low-grade titanium ore, ilmenite ore, and thus achieves high purity TiCl 4. Building on previously obtained results, we investigated the effects of the iron oxide phase in ilmenite on its reduction behavior and carbo-chlorination mechanism.
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Ilmenite ore is considered a favourable OC for CLC due to its high attrition resistance, large availability, and low-cost [24][25][26][27] [28] [29]. However, few studies have considered the use ...
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Introduction. Ilmenite(FeTiO 3) ore is a raw material for producing TiCl 4 through the chlorination method and the sulfuric acid reaction method. TiCl 4 is used as a raw material for producing metallic titanium through the Kroll process or for producing TiO 2 used as a catalyst or pigment 1 – 5.Until now, high-grade rutile ore has been used for …
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In recent years, centrifugal high gradient magnetic separation (CHGMS) was proposed for separating fine weakly magnetic ores, and it was proved effective for hematite and ilmenite [1] [2] [3 ...
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The ilmenite ore comprised of high content of titanium dioxide, TiO 2 (71.27 wt%), followed by hematite, Fe 2 O 3, (18.54 wt%), quartz, SiO 2 (2.27 wt%), and a …
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In ilmenite ore flotation, the crucial factor is to improve the hydrophilicity of gangue minerals and modify the mineral surface property, selectively [7,8].Previous studies reported that common inorganic depressants, like oxalic acid [], sodium fluosilicate [], and water glass/acidified water glass [], exhibit some selective depressing ability for forsterite …
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Therefore, this work conducted element analysis on bed material samples (OC)for about 6 h of testing to explore whether ilmenite could absorb S component from coal combustion, the results are shown in Table 6. Compared with the raw ilmenite ore (as shown in Table 3), it can be found that the OC can absorb S under OCAC case. Then, …
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The deep reduction of ilmenite concentrates through carbothermic way with the addition of Na 2 CO 3 to produce high-quality titanium slag and iron powder is a novel energy-efficient process to utilise the low-grade ilmenite concentrate effectively. The growth behaviour of iron grain in this process is of great significance for the subsequent …
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This paper analyzed the preponderances of smelting high-phosphorus iron ore and ilmenite by HIsmelt technology, which is reserved vastly in China. The results showed that it is very suitable for ...
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The particle size distribution and specific surface area of raw ilmenite ore and ilmenite ore treated through HPGR were listed in Table 3. ... A novel method for …
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In recent years, centrifugal high gradient magnetic separation (CHGMS) was proposed for separating fine weakly magnetic ores, and it was proved effective for hematite and ilmenite [1] [2] [3 ...
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We investigated the carbothermic reduction process of ilmenite ore at 1873 K with flux addition. ... D.H., Heo, J.H., Park, H.S. et …
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Request PDF | On Nov 1, 2023, Xiayu Zheng and others published A novel method for efficient recovery of ilmenite by high gradient magnetic separation coupling with magnetic fluid | Find, read and ...
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