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. 15, 2016
Filed:
Dec. 27, 2013
Applicant:
Mitsubishi Aluminum Co., Ltd., Minato-ku, JP;
Inventors:
Masaya Katsumata, Susono, JP;
Yasunori Hyogo, Izu, JP;
Assignee:
Mitsubishi Aluminum Co. Ltd., Minato-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
B23K 35/363 (2006.01); B23K 1/00 (2006.01); B23K 1/008 (2006.01); B23K 1/012 (2006.01); B23K 1/20 (2006.01); B23K 35/36 (2006.01); F28F 19/02 (2006.01); F28F 19/06 (2006.01); F28F 21/08 (2006.01); B23K 35/28 (2006.01);
U.S. Cl.
CPC ...
B23K 1/0012 (2013.01); B23K 1/008 (2013.01); B23K 1/012 (2013.01); B23K 1/203 (2013.01); B23K 35/3603 (2013.01); F28F 19/02 (2013.01); F28F 19/06 (2013.01); F28F 21/084 (2013.01); B23K 35/286 (2013.01); B23K 35/3605 (2013.01); B23K 2201/06 (2013.01); B23K 2201/14 (2013.01); B23K 2201/34 (2013.01); B23K 2203/10 (2013.01); F28F 2255/16 (2013.01); Y10T 428/13 (2015.01);
Abstract
A heat exchanger tube precursor that allows manufacturing a heat exchanger having high corrosion resistance after brazing treatment is provided. The heat exchanger tube precursor includes: an Al alloy tube; and a flux layer including a Si powder, a Zn-containing flux, a Zn-free flux, and a binder, the flux layer being formed on an outer surface of the Al alloy tube.