china low cost magnetic separation of iron ore

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  Effect of low-temperature magnetization roasting on the ...

  2023314 · The magnetic separation performance of red mud was far better than that of calcined ore. "Low-temperature magnetic roasting-Bayer digestion-red mud magnetic separation" realized the efficient separation of iron and aluminum from diaspore-type high-iron bauxite. The technical goal of removing iron and extracting aluminum had been ...

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  Separations | Free Full-Text | Application of Magnetic Separation ...

  2024424 · Magnetic separation technology is a physical separation method that uses the differences in magnetism between matter to separate them from each other by different motion behaviors in a non-uniform magnetic field. It is highly efficient, green, and environmentally friendly, with little change in the physical and chemical properties of raw …

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  Green and efficient separation of iron and phosphorus from …

  202381 · Abstract To provide a new method for the dephosphorization of high-phosphorus oolitic iron ore (HPOIO) by reduction roasting, the feasibility of the high-efficiency separation of iron and phosphorus by reduction roasting and magnetic separation process (RRMSP) without a dephosphorization agent was studied.

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  High-Grade Ferronickel Concentrates Prepared from Laterite Nickel Ore ...

  20231111 · Considering on the low grade of nickel and iron in laterite nickel ore, solid-state reduction roasting combined with magnetic separation to remove the magnesium silicates and unreduced oxides can be a promising method to produce a ferronickel concentrate from laterite nickel ore [ 23 ].

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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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  The harmless and value-added utilization of red mud: Recovering iron ...

  2024425 · The cost of steelmaking is gradually increasing due to the shortage of high-quality iron ore resources [5]. Many countries, including China, have abundant iron ore resources but low average iron grades. In China, the stockpile of low-grade iron ore, with an iron grade of approximately 30 %, has exceeded 30 billion tons [6].

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  Innovative methodology for comprehensive utilization of iron ore ...

  2010215 · The recovery of iron from low-grade iron ore was investigated by many researchers using froth flotation process [13], reverse anionic flotation of quartz [14], and magnetic separation [15].

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  Recovery of rare earth elements minerals from iron oxide–silicate rich ...

  201961 · The overall output of the multistage magnetic separation test is consistent with the findings of Jordens et al., 2016b, Jordens et al., 2016c, where iron oxide particles were concentrated into low magnetic intensity concentrate, whilst REE minerals reported with both higher-intensity magnetic concentrate and non-magnetic tails.

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  Application of coal-based direct reduction-magnetic separation …

  202431 · Application of coal-based direct reduction-magnetic separation process for recycling of high-iron-content non-ferrous metallurgical wastes: Challenges and opportunities

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  Dynamic behavior and separation prediction of magnetic ore …

  202191 · Abstract Dry medium-intensity magnetic separator (DMIMS) plays a vital role in enhancing the separation of low-grade raw magnetite ore. A good understanding of the dynamic separation process of DMIMS would further boost its economic competitiveness in minerals processing and engineering. Herein, this study analyzed the basic structure and …

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