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:
Dec. 30, 2008
Filed:
Dec. 21, 2005
Applicants:
Lee Rosen, Buffalo, NY (US);
Kuang Tsai Wu, Williamsville, NY (US);
Mushtaq M. Ahmed, Pittsford, NY (US);
Inventors:
Lee Rosen, Buffalo, NY (US);
Kuang Tsai Wu, Williamsville, NY (US);
Mushtaq M. Ahmed, Pittsford, NY (US);
Assignee:
Praxair Technology, Inc., Danbury, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/54 (2006.01); B01D 53/56 (2006.01); B01D 53/58 (2006.01); B01D 53/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hot oxygen stream is fed into a catalyst regenerator flue gas stream that contains carbon monoxide to remove carbon monoxide. NOx precursors such as NHand HCN are converted into Nand if NOx is present in the flue gas stream the addition of the hot oxygen stream lowers the amount of NOx present.