Processing of Ferruginous Chromite Ore by Dry High-Intensity
2016年3月23日 Usually, chromite ore enrichment is carried out by using gravity separation due to high-concentration criterion between chromite and other minerals.
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(PDF) Magnetic separation studies on ferruginous chromite fine to ...
2015年3月1日 Although the literature contains numerous reports related to the magnetic separation of different minerals, limited work concerning
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Mineral mapping of chromite ores of Sukinda deposit.
Alteration of crystalline structure and magnetic property of these minerals enables separation of low-grade ore by using magnetic separation. It is found that low-grade
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Beneficiation of South African chromite tailings using
to magnetic separation, as the technology is dependent on the fineness of the material. As a result, it is expected that enriching of the chromite by magnetic separation will yield
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Characterization and Beneficiation of Anka Chromite Ore Using
2007年10月20日 Magnetic separation studies on ferruginous chromite fine to enhance Cr:Fe ratio S. K. Tripathy, P. Banerjee, N. Suresh Materials Science International Journal
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Magnetic separation studies on ferruginous chromite fine to
The Cr:Fe ratio (chromium-to-iron mass ratio) of chromite affects the production of chrome-based ferroalloys. Although the literature contains numerous reports related to the
Read More
Magnetic separation studies on ferruginous chromite fine
2015年3月4日 The Cr:Fe ratio (chromium-to-iron mass ratio) of chromite affects the production of chrome-based ferroalloys. Although the literature contains numerous
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Processing of Low-Grade Chromite Ore for Ferroalloy
2020年7月14日 The low-grade siliceous chromite ore from Ghutrigaon, Odisha, India, containing ~ 16% Cr2O3, with Cr/Fe ratio of 1.97 and ~ 55% of SiO2, does not find any
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2022年1月8日 using magnetic separator for chromite sand from Konowe-Southeast Sulawesi. 1. Introduction Chromite ore is the only commercial source of chromium in the
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Chrome ore beneficiation challenges opportunities – A review
2011年4月1日 The chromium spinel is a heavy mineral and it concentrates through gravity separation from most of the other molten material in the magma during crystallization from the cooling magma. Commercial chromite deposits are found mainly in two forms namely stratiform and podiform. • Stratiform seams in Commercial chromite ore beneficiation
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Chrome ore beneficiation challenges opportunities – A review
2011年4月1日 Sub-grade chromite ore with Cr 2 O 3 of about 38.5% of Sukinda region of India, can be upgraded to a marketable chrome concentrate of 53–54% Cr 2 O 3 with a recovery of about 58–60% and tailing loss of around 14–16.39% of Cr 2 O 3, by using wet shaking tables in the circuit (Banerjee et al., 2005). Based on the findings of experiments ...
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Processing of Ferruginous Chromite Ore by Dry High-Intensity Magnetic
2016年3月23日 Usually, chromite ore enrichment is carried out by using gravity separation due to high-concentration criterion between chromite and other minerals. However, chromite ore from Sukinda region, India, is a typical ore body with high iron content in the chromite spinel as well as gangue content in the form of oxide and
Read More
Iron and Nickel Enrichment in Low Grade Chromite ... - SpringerLink
2021年3月16日 Chromite overburden (COB), considered as a waste material with 46% Fe and 0.8% Ni, is the only source of nickel in India. Iron and nickel from COB were recovered through reduction roasting, magnetic separation and smelting. In sintering, maximum Ni% was achieved at 1.0% S, 10% C inside and 10% C outside of the COB pellet. Ni was,
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DRY MAGNETIC SEPARATION OF MAGNETITE ORES ScienceGate
Dry magnetic separation (DMS) enables to separate the non-magnetic fraction of iron ores at the initial stage of their concentration and therefore to decrease cost of their further processing. However, a considerable amount of metal is lost in DMS tails at that.
Read More
Processing of Low-Grade Chromite Ore for Ferroalloy
Abstract The low-grade siliceous chromite ore from Ghutrigaon, Odisha, India, containing * 16% Cr 2O 3, with Cr/Fe ratio of 1.97 and * 55% of SiO 2, does not find any ... The magnetic separation tech-nique with or without reduction roasting method was used by several researchers to upgrade the low-grade chromite ores [21–26]. High-intensity ...
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Evaluation of Chromite Recovery from Shaking Table Tailings by Magnetic
According to the results of this study, the magnetic separation can be a reliable method to produce a concentrate which can be used as a raw material of gravity separation methods of run of mine, also it can be blended with high grade concentrates to increase recovery of the whole flow-sheet.
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Minerals Free Full-Text Application of Full Factorial Experimental ...
2016年1月19日 The present work is undertaken to determine the effect of operational variables, namely: feed rate, centrifugal force and fluidization water flow rate on the efficiency of Knelson concentrator for chromite ore beneficiation. A full factorial design with three factors at three levels and response surface methodology (RSM) were applied for
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A discussion of magnetic separation techniques for ... - SAIMM
and dry magnetic separation. DOBBINS, M., DOMENICO, J., and DUNN, P. A discussion of magnetic separation techniques for concentrating ilmenite and chromite ores. The 6th International Heavy Minerals Conference ‘Back to Basics’, The Southern African Institute of Mining and Metallurgy, 2007. A discussion of magnetic separation techniques for
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Evaluation of Chromite Recovery from Shaking
2020年12月10日 This study aimed to evaluate the chromite recovery from shaking table tail-ings of Forumad plant by a dry high-intensity magnetic separation. The average feed grade of chromium trioxide (Cr
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Characterisation and separation studies of Indian chromite ...
2013年7月10日 Magnetic separation studies on ferruginous chromite fine to enhance Cr:Fe ratio S. K. Tripathy, P. Banerjee, N. Suresh Materials Science International Journal of Minerals, Metallurgy, and Materials 2015 The Cr:Fe ratio (chromium-to-iron mass ratio) of chromite affects the production of chrome-based ferroalloys.
Read More
Mineral mapping of chromite ores of Sukinda deposit.
Examples of other techniques used for different minerals are the separation of chromite grains from ferruginous chromite ore deposits in India using dry high-intensity magnetic separation, the ...
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Effect of basicity on beneficiated chromite sand smelting
The magnetic separation was performed on this low-grade chromite sand prior to reduction-roasting at 1100ºC for one hour. The Cr/Fe ratio was increased from 0.90 to 1.31 after the magnetic separation process, as shown in Figure 3, due to the successful separation of Fe3O4 and FeTiO3 from this chromite sand. The concentrate was
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Characterization and Beneficiation of Anka Chromite Ore Using Magnetic
2007年10月20日 Magnetic separation studies on ferruginous chromite fine to enhance Cr:Fe ratio S. K. Tripathy, P. Banerjee, N. Suresh Materials Science International Journal of Minerals, Metallurgy, and Materials 2015 The Cr:Fe ratio (chromium-to-iron mass ratio) of chromite affects the production of chrome-based ferroalloys.
Read More
A novel reductive alkali roasting of chromite ores for
2021年2月5日 Chromite ore origin South Africa India Philippines Indonesian Chinese % yield of Na 2 CrO 4: 90: 63: 75: 58: 42: ... Indonesian Ore: Cr 2 O 3-43.4, Fe 2 O 3-24.9, Al 2 O 3-18.8, ... of reduced chromite after wet-magnetic separation remain soluble in hot water in the high pH∼10 leachate.
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Chrome ore beneficiation challenges opportunities – A review
2011年4月1日 The chromium spinel is a heavy mineral and it concentrates through gravity separation from most of the other molten material in the magma during crystallization from the cooling magma. Commercial chromite deposits are found mainly in two forms namely stratiform and podiform. •
Read More
Processing of Ferruginous Chromite Ore by Dry High-Intensity Magnetic
2016年3月23日 However, chromite ore from Sukinda region, India, is a typical ore body with high iron content in the chromite spinel as well as gangue content in the form of oxide and hydroxides of iron-bearing minerals. So, the separation efficiency reduces by gravity method due to the lower value of concentration criterion.
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Improving the Quality of Ferruginous Chromite
The low chromium-to-iron ratio of chromite ores is an important issue in some chromite deposits. The value of the chromite ore is indeed dictated in the market by its iron, as well as its chromium content. In the present
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Iron and Nickel Enrichment in Low Grade Chromite ... - SpringerLink
2021年3月16日 Chromite overburden (COB), considered as a waste material with 46% Fe and 0.8% Ni, is the only source of nickel in India. Iron and nickel from COB were recovered through reduction roasting, magnetic separation and smelting. In sintering, maximum Ni% was achieved at 1.0% S, 10% C inside and 10% C outside of the COB pellet.
Read More
DRY MAGNETIC SEPARATION OF MAGNETITE ORES ScienceGate
Dry magnetic separation (DMS) enables to separate the non-magnetic fraction of iron ores at the initial stage of their concentration and therefore to decrease cost of their further processing. However, a considerable amount of metal is lost in DMS tails at that.
Read More
Dry High-Intensity Magnetic Separation In Mineral Industry—A Review
Several attempts have been made by different researchers and technologists to understand the separation behavior of particles in each of these separators treating different types of para-magnetic minerals. Despite all these efforts, these separators are yet to find widespread applications to treat different para-magnetic minerals.
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Processing of Ferruginous Chromite Ore by Dry High-Intensity Magnetic
2016年3月23日 ABSTRACT Mineral and morphological characteristics of chromite ore strongly affect the separation efficiency while upgrading the low-grade deposits. Usually, chromite ore enrichment is carried out by using gravity separation due to high-concentration criterion between chromite and other minerals. However, chromite ore
Read More
Processing of Low-Grade Chromite Ore for Ferroalloy
Abstract The low-grade siliceous chromite ore from Ghutrigaon, Odisha, India, containing * 16% Cr 2O 3, with Cr/Fe ratio of 1.97 and * 55% of SiO 2, does not find any ... The magnetic separation tech-nique with or without reduction roasting method was used by several researchers to upgrade the low-grade chromite ores [21–26]. High-intensity ...
Read More
A discussion of magnetic separation techniques for ... - SAIMM
and dry magnetic separation. DOBBINS, M., DOMENICO, J., and DUNN, P. A discussion of magnetic separation techniques for concentrating ilmenite and chromite ores. The 6th International Heavy Minerals Conference ‘Back to Basics’, The Southern African Institute of Mining and Metallurgy, 2007. A discussion of magnetic separation techniques for
Read More
Dry Magnetic Separation of Bauxite Ore
Indian Bureau of Mines (IBM) has applied various beneficiation techniques such as, tabling, magnetic separation, acid leaching, reduction roasting and high intensity magnetic separation on Indian bauxite ores mainly to reduce iron and silica content (Nandi 1996).
Read More
Minerals Free Full-Text Application of Full Factorial Experimental ...
2016年1月19日 The present work is undertaken to determine the effect of operational variables, namely: feed rate, centrifugal force and fluidization water flow rate on the efficiency of Knelson concentrator for chromite ore beneficiation. A full factorial design with three factors at three levels and response surface methodology (RSM) were applied for
Read More
Characterisation and separation studies of Indian chromite ...
2013年7月10日 Magnetic separation studies on ferruginous chromite fine to enhance Cr:Fe ratio S. K. Tripathy, P. Banerjee, N. Suresh Materials Science International Journal of Minerals, Metallurgy, and Materials 2015 The Cr:Fe ratio (chromium-to-iron mass ratio) of chromite affects the production of chrome-based ferroalloys.
Read More
Evaluation of Chromite Recovery from Shaking Table Tailings by Magnetic
2020年12月10日 This study aimed to evaluate the chromite recovery from shaking table tail-ings of Forumad plant by a dry high-intensity magnetic separation. The average feed grade of chromium trioxide (Cr 2 O 3 ...
Read More
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