Method for obtaining valuable products

Method for obtaining valuable products

  • CN 101,472,836 A
  • Filed: 04/25/2007
  • Published: 07/01/2009
  • Est. Priority Date: 05/04/2006
  • Status: Active Grant
First Claim
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1. , by produce the method that the red mud that produces in the process of aluminium obtains value product in Bayer process, it may further comprise the steps:

  • A) be included in the oxide compound of the iron (III) in the described red mud and/or the oxyhydroxide of iron (III) with at least a reductive agent reduction at least a portion that comprises at least a hydrocarbon;

    WithB) with at least a solid phase and at least a liquid phase and/or the gas phase separation of reaction mixture, wherein said solid phase and/or liquid phase and/or gas phase comprise at least a value product, and this value product comprises magnetite at least,It is characterized in that;

    Described reductive agent comprises methane and/or Sweet natural gas and/or ethanol and/or carbon.

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