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:
Apr. 29, 2014
Filed:
Oct. 26, 2005
Applicants:
Kari Saviharju, Espoo, FI;
Jorma Simonen, Marietta, GA (US);
Lasse Koivisto, Varkaus, FI;
Markku Tanttu, Hirvensalmi, FI;
Inventors:
Kari Saviharju, Espoo, FI;
Jorma Simonen, Marietta, GA (US);
Lasse Koivisto, Varkaus, FI;
Markku Tanttu, Hirvensalmi, FI;
Assignee:
Andritz Oy, Helsinki, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F23D 14/78 (2006.01);
U.S. Cl.
CPC ...
Abstract
A cooling system for air ports and other ports in furnace walls includes a cooling medium pumping system and ports provided with a cooling medium piping or channels inside the metallic port material. The liquid flow generated by the cooling medium system cools the ports. The ports are constructed of a casting material, and the ports are provided with a cooling liquid flow, which passes in a piping or pipings or channels inside the casting material of the ports.