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US 2006/0185226 A1Published application
Method of applying mercury reagent with coal
OwnerDennis McDonald, Amy Evans +1inventors
InventorsDennis McDonald, Amy Evans, Bryan Jankura
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Abstract
A method of halogenating coal prior to combustion, wherein the coal is treated with a halogen prior to pulverization and the pulverized halogenated coal is delivered to a burner as fuel for a combustion process.
Claims22
A method of oxidizing mercury comprising:
- treating a coal comprising mercury with a compound comprising a halogen;
- pulverizing the treated coal;
- feeding the pulverized treated coal to a pulverized coal burner;
- utilizing the burner to combust the pulverized treated coal, wherein the compound oxidizes a substantial portion of the mercury contained in the coal during combustion;
- and
- creating a flue gas comprising oxidized mercury.
3 more elements
A method of producing oxidized mercury comprising:
- providing a burner with a mercury containing coal;
- utilizing the burner to combust the coal;
- and
- combusting the coal in the presence of a compound comprising a halogen, wherein elemental mercury is oxidized during combustion.
1 more element
Dependencies are inferred from the claim text.