The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 08, 2021
Filed:
Jul. 19, 2019
Applicant:
American Electric Power Company, Inc., Columbus, OH (US);
Inventors:
Darren C Hanby, Frazeysburg, OH (US);
Jeffery L Hofacre, Columbus, OH (US);
Assignee:
American Electric Power Company, Inc., Columbus, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/90 (2006.01); B01D 53/86 (2006.01);
U.S. Cl.
CPC ...
B01D 53/90 (2013.01); B01D 53/8631 (2013.01); B01D 2251/2067 (2013.01); B01D 2258/0291 (2013.01);
Abstract
This disclosure provides an apparatus and method for reducing emissions of nitrogen oxides (NO) 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 NOemissions.