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:
May. 26, 2020
Filed:
Apr. 24, 2017
Applicant:
Chugai RO Co., Ltd., Osaka-shi, Osaka, JP;
Inventors:
Noriyuki Yokoi, Osaka, JP;
Tadahiro Iwamoto, Osaka, JP;
Assignee:
CHUGAI RO CO., LTD., Osaka-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
F23M 5/08 (2006.01); F27D 9/00 (2006.01); F23D 14/22 (2006.01); F23D 14/78 (2006.01); F23L 7/00 (2006.01); F23L 9/00 (2006.01); F23D 11/36 (2006.01); F27B 9/36 (2006.01); F23L 15/02 (2006.01); F23D 14/66 (2006.01);
U.S. Cl.
CPC ...
F27D 9/00 (2013.01); F23D 11/36 (2013.01); F23D 14/22 (2013.01); F23D 14/66 (2013.01); F23D 14/78 (2013.01); F23L 7/002 (2013.01); F23L 9/00 (2013.01); F23L 15/02 (2013.01); F27B 9/36 (2013.01); F23C 2203/30 (2013.01); F23D 2900/14681 (2013.01); F23L 2900/07008 (2013.01); F27D 2009/0005 (2013.01); F27D 2009/0016 (2013.01); Y02E 20/348 (2013.01);
Abstract
According to the present invention, in a heating furnace in which a fuel is burned by mixing the fuel supplied through a fuel supply pipe with combustion air supplied through a combustion air supply pipe by a combustion burner, a cooling medium guiding pipe through which cooling air for cooling the fuel supply pipe is guided into the furnace is provided to the outer peripheral side of the fuel supply pipe, and a cooling water supply pipe through which cooling water is supplied via a cooling water adjusting valve is connected to the cooling medium guiding pipe.