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When the tailings dam at one of Vales iron ore mines in the southeastern Brazilian state of Minas Gerais burst on January 25 it released a torrent of sludge and buried people and buildings in
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Nov 10 2020 · Iron ore tailings IOT are discharged as waste after the beneficiation process to concentrate iron ore which has triggered a series of environmental problems The LOI loss on ignition means the percentage of the lost mass in the original sample after drying the raw materials which lose external moisture in the temperature range of 105
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Jan 29 2019 · It could be worse because an estimated 40 of Vales iron ore is produced using a wet process to separate ore from waste rock and its those mines which store their tailings
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The role of magnetic separator in tailings beneficiation 121120 3 Views icon 0 China’s iron ore beneficiation equipment manufacturers are now gradually based on scientific and technological innovation When manufacturing beneficiation equipment they are constantly using hightech information technology to improve production efficiency
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ore in the tailings recovery process not the loss of iron ore so that resources get price Iron Ore Processing for the Blast Furnace Creating steel from lowgrade iron ore requires a long process of mining recycled while the rest is lost through evaporation
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The iron ore price has also been supported by production curtailments in Brazil mainly due to restrictions following increased scrutiny after Vales fatal tailings dam collapse at Brumadinho last
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