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:
Oct. 14, 2008
Filed:
Apr. 05, 2006
Applicants:
Antti Raukola, Kangasala, FI;
Jussi Mäntyniemi, Ylöjärvi, FI;
Inventors:
Antti Raukola, Kangasala, FI;
Jussi Mäntyniemi, Ylöjärvi, FI;
Assignee:
Kvaerner Power Oy, Tampere, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F22G 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to an arrangement in a recovery boiler, into which spent liquor to be combusted and combustion air are fed, the arrangement comprising superheaters in the upper part of the recovery boiler for recovering heat. Instead of screen tubes the invention is provided with a superheater formed of horizontal elements.