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, 1983
Filed:
Dec. 28, 1981
Applicant:
Inventor:
Asuri K Vasudevan, Pittsburgh, PA (US);
Assignee:
Aluminum Company of America, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22F / ;
U.S. Cl.
CPC ...
148 / ; 148-2 ; 148 / ;
Abstract
Aluminum conductor is made from direct chill cast (DC) ingot with improved conductivity and creep resistance by heating an aluminum-base alloy ingot containing not more than 0.40 wt. % and preferably not more than 0.30 wt. % Fe or a mixture of Mg, Ni or Zr with Fe to a temperature of 400.degree. to 600.degree. C., hot rolling the ingot in this temperature range and then further hot rolling at a reduced temperature range of 175.degree. to 325.degree. C.