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:
Nov. 01, 1983
Filed:
Dec. 23, 1980
Applicant:
Inventors:
William D Vernam, New Kensington, PA (US);
Ralph W Rogers, Jr, New Kensington, PA (US);
Harry C Stumpf, New Kensington, PA (US);
Assignee:
Aluminum Company of America, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22F / ; C22C / ;
U.S. Cl.
CPC ...
148-2 ; 148 / ; 148 315 ; 148439 ; 148440 ;
Abstract
A wrought aluminum alloy product is disclosed. The alloy consists essentially of 0.5 to 10 wt. % Mg, 0.1 to 1.6 wt. % Mn, 0 to 0.35 wt. % Cr, at least 0.005 wt. % Sr, less than 1 wt. % Fe, 1 wt. % max. Si, 3.5 wt. % max. Zn, 1 wt. % max. Cu, the remainder aluminum and incidental impurities. The product is characterized by the presence of at least one intermetallic phase of the type containing Al-Fe-Si, Al-Fe-Mn and Al-Fe-Mn-Si, wherein at least one of such phases is refined.