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:
Jul. 02, 2019
Filed:
Sep. 12, 2017
Applicant:
Clearsign Combustion Corporation, Seattle, WA (US);
Inventors:
Douglas W. Karkow, Des Moines, WA (US);
Robert E. Breidenthal, Seattle, WA (US);
Joseph Colannino, Bellevue, WA (US);
Christopher A. Wiklof, Everett, WA (US);
Assignee:
CLEARSIGN COMBUSTION CORPORATION, Seattle, WA (US);
Primary Examiner:
Int. Cl.
CPC ...
F23C 6/04 (2006.01); F23C 99/00 (2006.01); F23N 5/26 (2006.01); F27D 11/06 (2006.01); F23D 14/24 (2006.01); F23D 14/84 (2006.01); F23N 5/00 (2006.01); F23N 1/00 (2006.01); F23D 14/02 (2006.01); F23D 14/74 (2006.01); F23D 14/14 (2006.01); F23D 11/44 (2006.01); F23D 11/02 (2006.01); F23D 11/38 (2006.01); F23D 11/40 (2006.01); F23L 7/00 (2006.01); F23C 9/06 (2006.01); F23D 14/26 (2006.01); F23N 1/02 (2006.01); F23D 11/42 (2006.01); F23N 5/10 (2006.01);
U.S. Cl.
CPC ...
F23C 99/001 (2013.01); F23C 6/042 (2013.01); F23C 9/06 (2013.01); F23D 11/02 (2013.01); F23D 11/38 (2013.01); F23D 11/383 (2013.01); F23D 11/406 (2013.01); F23D 11/42 (2013.01); F23D 11/446 (2013.01); F23D 11/448 (2013.01); F23D 14/02 (2013.01); F23D 14/14 (2013.01); F23D 14/145 (2013.01); F23D 14/24 (2013.01); F23D 14/26 (2013.01); F23D 14/74 (2013.01); F23D 14/84 (2013.01); F23L 7/007 (2013.01); F23N 1/00 (2013.01); F23N 1/002 (2013.01); F23N 1/02 (2013.01); F23N 5/00 (2013.01); F23N 5/10 (2013.01); F23N 5/265 (2013.01); F27D 11/06 (2013.01); F23C 2201/00 (2013.01); F23C 2900/00 (2013.01); F23D 2203/102 (2013.01); F23D 2203/104 (2013.01); F23D 2203/105 (2013.01); F23D 2203/1012 (2013.01); F23D 2203/1023 (2013.01); F23D 2207/00 (2013.01); F23D 2208/10 (2013.01); F23N 2021/00 (2013.01); F23N 2027/22 (2013.01); F23N 2900/00 (2013.01); Y02T 50/677 (2013.01);
Abstract
A combustion system such as a furnace or boiler includes a perforated reaction holder configured to hold a combustion reaction that produces very low oxides of nitrogen (NOx).