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. 05, 2023
Filed:
Mar. 25, 2022
Applicant:
Valmet Technologies Oy, Espoo, FI;
Inventor:
Pekka Lehtonen, Tampere, FI;
Assignee:
VALMET TECHNOLOGIES OY, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28D 13/00 (2006.01); F22B 31/00 (2006.01); F23C 10/10 (2006.01); F28F 9/22 (2006.01);
U.S. Cl.
CPC ...
F28D 13/00 (2013.01); F22B 31/0084 (2013.01); F23C 10/10 (2013.01); F28F 9/22 (2013.01); F23C 2206/103 (2013.01);
Abstract
A heat exchanger () suitable for recovering heat from bed material of a fluidized bed boiler (). The heat exchanger () comprises first and second heat exchanger tubes () and first and second feeding chambers () configured to supply bed material to the first and second heat exchanger tubes (), respectively. The first heat exchanger tubes () are arranged on a first side of a plane (P) that intersects the first feeding chamber () and the second heat exchanger tubes () are arranged on a second side of the plane (P). The first feeding chamber () is configured to supply bed material to the second feeding chamber ().