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:
Aug. 24, 1993
Filed:
May. 04, 1992
Applicant:
Inventor:
Juan A Garcia-Mallol, Morristown, NJ (US);
Assignee:
Foster Wheeler Energy Corporation, Clinton, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F22B / ;
U.S. Cl.
CPC ...
122 / ; 110210 ; 110245 ;
Abstract
A fluidized bed system and method utilizing two stage combustion in which solids in the flue gases from the combustion in the fluidized bed are separated and returned to the bed while the clean flue gases are mixed with gases containing oxygen to effect secondary combustion. The fluidized bed is operated at sub-stochiometric conditions and NOx scavengers are supplied to the flue gases.