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. 10, 1997
Filed:
Apr. 09, 1996
Applicant:
Inventors:
William E Osborne, Vancouver, WA (US);
Andrew J Bomber, Vancouver, WA (US);
Mitchell L Gee, Tualatin, OR (US);
Bill C Pesklak, Vancouver, WA (US);
Frank A Dick, Portland, OR (US);
Ellen Park, Vancouver, WA (US);
Carla E Yetter, Vancouver, WA (US);
Allen R Boyce, Portland, OR (US);
Assignee:
SEH America, Inc., Vancouver, WA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423235 ; 423210 ;
Abstract
A nitrogen oxide scrubbing process comprises the step of contacting effluent containing nitrogen oxide with an aqueous alkaline peroxide solution. The process may take place in scrubbing towers where the aqueous solution flows countercurrent to the effluent.