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.

Date of Patent:
Jan. 23, 2024

Filed:

Jul. 27, 2020
Applicant:

Aleris Rolled Products Germany Gmbh, Koblenz, DE;

Inventors:

Aleksandar Lozanov Davidkov, Aachen, DE;

Achim Bürger, Höhr-Grenzhausen, DE;

Sabine Maria Spangel, Koblenz, DE;

Philippe Meyer, Agnetz, FR;

Assignee:

Novelis Koblenz GmbH, Koblenz, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 15/01 (2006.01); C22C 21/18 (2006.01); C22C 21/14 (2006.01); C22C 21/16 (2006.01); C22F 1/057 (2006.01);
U.S. Cl.
CPC ...
C22C 21/18 (2013.01); B32B 15/016 (2013.01); C22C 21/14 (2013.01); C22C 21/16 (2013.01); C22F 1/057 (2013.01);
Abstract

The invention relates to a rolled composite aerospace product comprising a 2XXX-series core layer and a 6XXX-series aluminium alloy clad layer coupled to at least one surface of the 2XXX-series core layer, wherein the 6XXX-series aluminium alloy comprises, in wt. %, Si 0.3% to 1.0%, Mg 0.3% to 1.1%, Mn 0.04% to 1.0%, Fe 0.03% to 0.4%, Cu up to 0.10%, Cr up to 0.25%, V up to 0.2%, Zr up to 0.2%, Zn up to 0.5%, Ti up to 0.15%, unavoidable impurities each <0.05%, total <0.15%, balance aluminium. The invention further relates to a method of manufacturing such a rolled composite aerospace product.


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