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Method for controlling elemental mercury emissions

  • US 20020068030A1
  • Filed: 12/05/2000
  • Published: 06/06/2002
  • Est. Priority Date: 03/31/1999
  • Status: Active Grant
First Claim
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1. A method for controlling total mercury emissions in a flue gas comprising:

  • providing a flue gas at a selected temperature and having a quantity of elemental mercury;

    treating the flue gas to convert the elemental mercury to oxidized mercury with at least one of;

    chlorine and aqueous chlorine species; and

    removing the oxidized mercury from the flue gas subsequent to and separately from the chlorine treatment step.

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