magnetic sepration of iron

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  Recovery of iron from pyrite cinder by suspension …

  2024320 · Abstract Pyrite cinder (PyC) is an iron-enriched tailing.Suspension magnetization roasting (SMR) technology can convert hematite into magnetite, the magnetic properties of the product have been improved, and then through the magnetic separation to complete the separation of magnetite and gangue.

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  Tailored functionalization of iron oxide nanoparticles for …

  2015111 · Abstract In this critical review, we outline various covalent and non-covalent approaches for the functionalization of iron oxide nanoparticles (IONPs). Tuning the surface chemistry and design of magnetic nanoparticles are described in relation to their applicability in advanced medical technologies and biotechnologies including magnetic resonance …

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  Physical separation of iron ore: magnetic separation

  202211 · Abstract This chapter introduces the principle of how low-grade iron ores are upgraded to high quality iron ore concentrates by magnetic separation. Magnetite is the most magnetic of all the ...

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  Magnetic separation of fatty acids with iron …

  202382 · Facile and selective separation of anthraquinones by alizarin-modified iron oxide magnetic nanoparticles - ScienceDirect

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  On the production of iron ore superconcentrates by high …

  197561 · Since the capital and operating costs increase with increasing magnetic field strength, the key to economical superconcentrate production by high-intensity wet magnetic separation is starting with an ore for which the iron minerals liberate at …

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  Efficient enrichment of nickel and iron in laterite nickel ore …

  202031 · The process of deep reduction and magnetic separation was proposed to enrich nickel and iron from laterite nickel ores. Results show that nickel–iron …

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  Separation of Iron and Rare Earths from Low‐Intensity Magnetic ...

  20231030 · Due to the weak magnetism of hematite and rare earth minerals, magnetic separation has low efficiency. However, magnetization roasting‐magnetic separation is an effective method to recover hematite.

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  Testing an Iron Oxide Nanoparticle-Based Method for Magnetic Separation ...

  202279 · Nanoplastic pollution is increasing worldwide and poses a threat to humans, animals, and ecological systems. High-throughput, reliable methods for the isolation and separation of NMPs from drinking water, wastewater, or environmental bodies of water are of interest. We investigated iron oxide nanoparticles (IONPs) with hydrophobic coatings to …

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  Magnetizing Reduction of Iron Ores | Semantic Scholar

  Magnetizing Reduction of Iron Ores. The efficiency of reduction-roasting/magnetic separation of hematite, goethite and any extremely finegrained iron ore, which is non-responsive to conventional processing techniques, is reviewed. Roasting equipment, roasting mechanism, superior results over conventional techniques, and certain advantages are ...

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