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Reducing mercury emissions from the burning of coal

  • US 7,758,827 B2
  • Filed: 03/16/2006
  • Issued: 07/20/2010
  • Est. Priority Date: 03/17/2005
  • Status: Active Grant
First Claim
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1. A method for reducing mercury in the flue gases resulting from combustion of coal in a coal burning system, comprisingapplying sorbent components into the coal burning system, wherein the components comprise a halogen compound and at least one aluminosilicate mineral;

  • combusting the coal to produce ash and combustion gases;

    measuring a mercury level in the combustion gases; and

    adjusting the amount of halogen compound applied based on the value of the mercury level.

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