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. 17, 1985
Filed:
Nov. 04, 1981
Applicant:
Inventors:
Mitsuo Hashimoto, Yokohama, JP;
Yasuo Watanabe, Yokohama, JP;
Fumio Mama, Yokohama, JP;
Akinori Odan, Yokohama, JP;
Assignee:
Nippon Petroleum Refining Company, Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23J / ;
U.S. Cl.
CPC ...
431-4 ; 431242 ; 431126 ; 110345 ; 110343 ;
Abstract
The concentration of nitrogen oxides contained in exhaust combustion gases is decreased by feeding into the combustion system within a heating furnace the combination of an ammonium compound and a phenol compound, the combination of Fluid Catalytic Cracking gasoline tank bottom water or water obtained after washing Fluid Catalytic Cracking gasoline and an ammonium compound, or FCC overhead condensate.