magnetic separation of chromite:

Magnetic separation studies on ferruginous chromite fine

2015year3month4day · 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 magnetic separation of different minerals, limited work concerning the

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Beneficiation of South African chromite tailings using

2020year7month27day · The chromite is associated with magnesium and as a result, it is expected that separation of chromite by magnetic separation will be easier and will occur at a

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BENEFICIATION OF MAGNETITE RICH

2014year10month15day · The magnetic separation technique with or without reduction roasting method was used by several researchers to upgrade

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(PDF) Magnetic separation studies on

2015year3month1day · The fine chromite was observed to be upgraded to a Cr:Fe ratio of 2.2 with a yield of 55.7% through the use of an induced roll

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Processing of Ferruginous Chromite Ore by Dry High

2016year3month23day · Usually, chromite ore enrichment is carried out by using gravity separation due to high-concentration criterion between chromite and other minerals. However,

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铬铁矿的还原焙烧与磁选分离

2014year11month4day · Abstract: Reduction roasting and magnetic separation of chromite ore is investigated, using South African chromite ore as raw materials and Lu'an pulverized

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Reduction of Carbon Footprint Through Hybrid Sintering

2023year3month28day · In this paper, low-grade limonitic nickel laterite and chromite were synergistically utilized via the hybrid sintering process (i.e., pellet-sintering process) for

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Evaluation of Chromite Recovery from Shaking Table

This study aimed to evaluate the chromite recovery from shaking table tailings of Forumad plant by a dry high-intensity magnetic separation. The average feed grade of chromium

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Applicability of Composite Magnetic Membranes in

2023year3month28day · Recent years have shown a growing interest in the application of membranes exhibiting magnetic properties in various separation processes. The aim of

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(PDF) Magnetic separation studies on ferruginous

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

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Co-treatment of chromite ore processing residue and

2023year3month24day · Pyrolusite is mainly used for Mn extraction and the standard methods of extracting Mn are classified into magnetic separation, fire reduction, wet reduction, and pyro-hydro-metallurgy combined method. ... The chromite mineral phase in COPR has a formula of (Fe, Mg)Cr 2 O 4, it is difficult to determine the exact portion of substituted Fe(II) in ...

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Dry High-Intensity Magnetic Separation In Mineral

2017year4month27day · 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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DRY MAGNETIC SEPARATION OF MAGNETITE ORES

2023year3month19day · The separation of chromite ore with lowest particle size fraction was done using Mozley mineral separator followed by the magnetic separation of the sink product by magnetic separator. The results obtained revealed about 77% of the total material containing 300 μm particle size, 52% ˂ 212 μm and 17% below 75 μm.

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Applicability of Composite Magnetic Membranes in

2023year3month28day · Recent years have shown a growing interest in the application of membranes exhibiting magnetic properties in various separation processes. The aim of this review is to provide an in-depth overview of magnetic membranes that can be successfully applied for gas separation, pervaporation, ultrafiltration, nanofiltration, adsorption,

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Reduction of Carbon Footprint Through Hybrid Sintering

2023year3month28day · In this paper, low-grade limonitic nickel laterite and chromite were synergistically utilized via the hybrid sintering process (i.e., pellet-sintering process) for high-quality Ni–Cr sinter preparation and great carbon emission reduction. ... Ferronickel tailing is a solid waste from the direct reduction-magnetic separation process of low ...

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Evaluation of Chromite Recovery from Shaking Table

This study aimed to evaluate the chromite recovery from shaking table tailings of Forumad plant by a dry high-intensity magnetic separation. The average feed grade of chromium trioxide (Cr 2 O 3) was 7.62% by XRF. Also, different mineral phases were determined by XRD, identifying the presence of Chrysotile, Augite, Albite, Chlorite and Chromite ...

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Chrome Ore Beneficiation Process | Chromite Processing

2019year5month15day · 3.1 Chrome magnetic separation process. The chrome raw ore is a flotation tail ore, which is mainly formed in the chromite, and the chromite is the target recovering mineral. The dissociation degree of ferrochromium ore is low, and it has a weak magnetic property. First of all, magnetic separation processing to separate chromite.

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(PDF) Magnetic separation studies on ferruginous

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 magnetic separation of different minerals, limited work concerning the application of magnetic separation to fine chromite from the Sukinda region of India to enhance its Cr:Fe ratio

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Magnetic separation of ilmenite - Quebec Iron and

The ilmenite concentrate is then subjected to a magnetic separation in a wet separation process and the high magnetically susceptible chromite contaminant is removed therefrom. The assay of the magnetics which are separated from the primary concentrate consists of chromite and Cr 2 O 3 bearing mineral of about 20 percent of the chromite present ...

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Process route for low grade itabirites concentration ...

Magnetic separation plays the roles of desliming and pre-concentration. The achieved content of silica in the alternative route concentrate was 1.46%, meeting the market specification for blast furnace pellet of 2%. The alternative route yielded significant gains in ...

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Co-treatment of chromite ore processing residue and

2023year3month24day · Pyrolusite is mainly used for Mn extraction and the standard methods of extracting Mn are classified into magnetic separation, fire reduction, wet reduction, and pyro-hydro-metallurgy combined method. ... The chromite mineral phase in COPR has a formula of (Fe, Mg)Cr 2 O 4, it is difficult to determine the exact portion of substituted Fe(II) in ...

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PAPER OPEN ACCESS You may also like

2022year1month8day · using magnetic separator for chromite sand from Konowe-Southeast Sulawesi. 1. Introduction Chromite ore is the only commercial source of chromium in the metallurgical industries [1]. It occurs as a chromium spinel, a complex mineral containing chromium, iron, aluminium and magnesium in changeable proportions depending upon

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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 study, a chromite concentrate was reprocessed by gravity (spiral concentrator) and magnetic separation to enhance the chromium-to-iron

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Variables and Applications on Dry Magnetic Separator

Magnetic separation is an indispensable part of magnetic separation, and the dry magnetic separator can be selected under the condition of water shortage in China to ensure that our country can also ... magnetic separators for chromite. Cross-belt magnetic separator for removing harmful magnetic particles

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Applicability of Composite Magnetic Membranes in

2023year3month28day · Recent years have shown a growing interest in the application of membranes exhibiting magnetic properties in various separation processes. The aim of this review is to provide an in-depth overview of magnetic membranes that can be successfully applied for gas separation, pervaporation, ultrafiltration, nanofiltration, adsorption,

Read More

Reduction of Carbon Footprint Through Hybrid Sintering

2023year3month28day · In this paper, low-grade limonitic nickel laterite and chromite were synergistically utilized via the hybrid sintering process (i.e., pellet-sintering process) for high-quality Ni–Cr sinter preparation and great carbon emission reduction. ... Ferronickel tailing is a solid waste from the direct reduction-magnetic separation process of low ...

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USING MINERALOGY TO IDENTIFY THE SOURCE OF A

2007year12month28day · The simplest form of magnetic separation is by hand magnet, a procedure which works for only one common mineral - magnetite. Other minerals having magnetic susceptibility are separated by using an apparatus that can generate strong electromagnetic fields. The Frantz separator (Fig. 1) incorporates an electromagnet with two elongate

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Chromite Mineral Data

Ferrichromite - magnetic, altered : ICSD 20819 : PDF 34-140 : Chromite Image: Images: Chromite Antigorite. Comments: Chromite veins in yellow to green antigorite with picrolite, chromian antigorite and dolomite (polished section). Location: Wood's Mine, near 'Texas', Little Britain Township, Lancaster County, Pennsylvania, USA.

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How to Recover Hematite & Chromite Fines by

2018year4month23day · Wet magnetic separation methods for recovering hematite and chromite fines and ultrafines are investigated in this paper. These methods include wet high intensity and high gradient magnetic

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Extraction of Chromium from Chromite Ore

2017year7month20day · The average grade of the metallurgical chromite ore was 43.4 pct Cr2O3, with 52 pct of the ore having a chromium-to-iron ratio of 3:1 or over, 17.6 pct having a ratio between 2:1 and 3:1, and 30.4 pct having

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