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:
Jul. 11, 1995
Filed:
Apr. 26, 1994
Applicant:
Inventors:
K Sharvan Kumar, Baltimore, MD (US);
Joseph R Pickens, Beltsville, MD (US);
Assignee:
Comalco Aluminium Ltd., Melbourne, AU;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
420529 ; 148438 ; 148440 ; 420533 ; 420542 ; 420543 ; 420545 ; 420553 ; 428654 ;
Abstract
A group of ternary alloys of aluminum-lithium and magnesium or copper further including at least one additive element such as zirconium, chromium and/or manganese. These alloys have an improved combination of properties such as strength, ductility and weldability and in some cases improved tensile properties at cryogenic temperatures.