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:
Oct. 18, 2022
Filed:
Feb. 16, 2016
Applicant:
Clearsign Combustion Corporation, Seattle, WA (US);
Inventors:
Douglas Wayne Karkow, Des Moines, WA (US);
Joseph Colannino, Bellevue, WA (US);
Christopher A. Wiklof, Everett, WA (US);
Assignee:
CLEARSIGN TECHNOLOGIES CORPORATION, Seattle, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23D 14/26 (2006.01); F23D 11/40 (2006.01);
U.S. Cl.
CPC ...
F23D 11/406 (2013.01); F23D 14/26 (2013.01);
Abstract
Embodiments disclosed herein are directed to methods of upgrading a conventional combustion system into an upgraded combustion system that includes a perforated flame holder. For example, the perforated flame holder may improve operational efficiency of the combustion system and/or reduce pollutants such as NOoutput by the upgraded combustion system.