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    Jun 15, 1976· Process of extracting chromium from a chromium ... The commonest of these ores is chromite, ... The residues from the aqueous extraction step after ...

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    Chromite Mining Process. 1 What is Chromite? ... Extraction of the Chromite Ore Both surface and underground mining methods will be used to mine the chromite.

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    A new metallurgical process for extracting chromium from chromite ore is proposed to overcome the severe chromium (VI) pollution in chromate production industry.

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    : Because of the acute toxicity of Cr(VI)-bearing substances, the pollution problem caused by chromite process residue has become a worldwide concern. In the view of relevant studies, the technologies based on the alkali treatment cannot fundamentally resolve the pollution problem, because the ...

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    Oxidative alkali roasting of chromite is the state-of-the-art process for manufacturing chromium-containing chemicals, which involves dealing with serious environmental problems arising from handling...

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    Extraction of Chromium from Chromite Ore

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    Indian Journal of Chemistry Vol. 42A, September 2003, pp. 2447-2454 Some studies on recovery of chromium from chromite ore processing residues