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:
Aug. 09, 2022
Filed:
Oct. 01, 2019
Ford Global Technologies, Llc, Dearborn, MI (US);
Northwestern University, Evanston, IL (US);
Anthony De Luca, Dübendorf, CH;
David N. Seidman, Skokie, IL (US);
David C. Dunand, Evanston, IL (US);
James M. Boileau, Novi, MI (US);
Bita Ghaffari, Ann Arbor, MI (US);
Ford Global Technologies, LLC, Dearborn, MI (US);
Northwestern University, Evanston, IL (US);
Abstract
A high temperature creep-resistant aluminum alloy microalloyed with manganese and molybdenum and/or tungsten is provided. The aluminum alloy includes scandium, zirconium, erbium, silicon, at least one of molybdenum and tungsten, manganese and the balance aluminum and incidental impurities. The concentration of the alloying elements, in atom %, is greater than 0.0 and less than or equal to 0.15 scandium, greater than 0.0 and less than or equal to 0.35 zirconium, greater than 0.0 and less than or equal to 0.15 erbium, greater than 0.0 and less than or equal to 0.2 silicon, greater than 0.0 and less or equal to 0.75 molybdenum when included, greater than 0.0 and less than or equal to 0.35 tungsten when included, and greater than 0.0 and less than or equal to 1.5 manganese. And the total concentration of Zr+Er+Sc is greater than or equal to 0.1.