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:
May. 20, 1980
Filed:
Jul. 31, 1978
Applicant:
Inventors:
Paul S Knoebel, Clinton, OH (US);
Jerald M Wennerstrom, Canal Fulton, OH (US);
Assignee:
The Babcock & Wilcox Company, New Orleans, LA (US);
Primary Examiner:
Int. Cl.
CPC ...
F22B / ;
U.S. Cl.
CPC ...
122 / ; 110245 ; 431170 ;
Abstract
An underfeed fuel feeder for introducing granular material into a fluidized bed. One embodiment introduces material into the bed through a perforated cavity-shaped feed nozzle disposed beneath an air distribution plate. A second embodiment introduces material through a T-shaped nozzle disposed above the plate. A housing protects the nozzle. A third embodiment depicts the nozzle-housing combination in a fluidized bed boiler employing water cooled floors.