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:
Mar. 20, 2018
Filed:
Sep. 18, 2013
Applicant:
Valmet Technologies Oy, Espoo, FI;
Inventors:
Piia Niemi, Jyvaeskylae, FI;
Markku Isoniemi, Tampere, FI;
Tero Juutilainen, Nokia, FI;
Kari Haaga, Tampere, FI;
Assignee:
Valmet Technologies Oy, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23J 15/06 (2006.01); D21C 11/12 (2006.01); F22B 21/34 (2006.01); F22G 1/02 (2006.01); F22B 1/20 (2006.01);
U.S. Cl.
CPC ...
D21C 11/12 (2013.01); F22B 1/20 (2013.01); F22B 21/343 (2013.01); F22G 1/02 (2013.01);
Abstract
An arrangement and a method in a soda recovery boiler, in a furnace () of which recovery boiler there are arranged screen tubes () and which recovery boiler comprises a second pass () in which is arranged at least one superheater ('). The second pass () is arranged for being cooled with cooling medium coming from the screen tubes ().