logo

For the Inventor, By the Inventor

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.:

US 9964364 B1

PDFFull Text
Date of Patent:
May. 08, 2018

Filed:

May. 10, 2013

Multi-layer aluminum alloy sheet product for tubes for heat exchangers

Applicant:

Alcoa Inc., Pittsburgh, PA (US);

Inventor:

Baolute Ren, Lititz, PA (US);

Assignee:

Arconic Inc., Pittsburgh, PA (US);

Attorney:

Greenberg Traurig, LLP

Primary Examiner:

Michael E La Villa

Int. Cl.
CPC ...
F28F 1/00 (2006.01); B32B 1/08 (2006.01); B32B 15/01 (2006.01); B23K 35/02 (2006.01); B32B 15/04 (2006.01); C22C 21/06 (2006.01); B32B 15/20 (2006.01); C22C 21/08 (2006.01); C22C 21/00 (2006.01); F28F 21/08 (2006.01); C22C 21/02 (2006.01);
U.S. Cl.
CPC ...
F28F 1/003 (2013.01); B23K 35/0233 (2013.01); B23K 35/0238 (2013.01); B32B 1/08 (2013.01); B32B 15/016 (2013.01); B32B 15/043 (2013.01); B32B 15/20 (2013.01); C22C 21/00 (2013.01); C22C 21/02 (2013.01); C22C 21/06 (2013.01); C22C 21/08 (2013.01); F28F 21/084 (2013.01); Y10T 428/12354 (2015.01); Y10T 428/12361 (2015.01); Y10T 428/12375 (2015.01); Y10T 428/12736 (2015.01); Y10T 428/12764 (2015.01); Y10T 428/13 (2015.01);
Abstract

An aluminum sheet product comprises: a core layer comprising one of a 3xxx, 5xxx and 6xxx aluminum alloy; and a liner layer comprising one of a 3xxx aluminum alloy having an additive of 0.5-5% Zn, and a 7xxx aluminum alloy. In some embodiments, the aluminum sheet product r has an O temper pre-braze tensile strength of at least 20 Ksi. In some embodiments the corrosion potential difference between the liner and core is at least 30 millivolts. In some embodiments, the aluminum sheet product further comprises an inner layer comprising one of a 3xxx and a 4xxx aluminum alloy.

Find Patent Forward Citations

Quick Actions:

Ren, Baolute. (2018). Multi-layer aluminum alloy sheet product for tubes for heat exchangers (U.S. Patent No. 9964364). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9964364

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…