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:
Jul. 17, 2001
Filed:
Dec. 16, 1999
Applicant:
Inventors:
Kurt M. Fierle, Wellsville, NY (US);
Mark A. Perry, Fairmont, WV (US);
Robin B. Rhodes, Wellsville, NY (US);
Assignee:
ABB Air Preheater, Inc., Wellsville, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23L 1/502 ;
U.S. Cl.
CPC ...
F23L 1/502 ;
Abstract
The rotor of an existing rotary regenerative air preheater is retrofitted with deeper cold end baskets for general performance enhancement and/or for the tolerance of ammonium bisulfate deposits. the normal cold end support gratings are removed and the support of the cold end baskets of increased depth is at least partially from the existing rotor stay plates.