American Electric Power Company, Inc.
Direct injection of aqueous urea

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Abstract:

This disclosure provides an apparatus and method for reducing emissions of nitrogen oxides (NO.sub.x) from a combustion source. For example, a method and apparatus for injecting a urea solution directly into the flue gas stream of a coal-fired power plant that utilizes Selective Catalytic Reduction (SCR) to lower NO.sub.x emissions.

Status:
Grant
Type:

Utility

Filling date:

19 Jul 2019

Issue date:

8 Jun 2021