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:
Feb. 06, 1979
Filed:
Aug. 08, 1977
Applicant:
Inventors:
Minoru Yokota, Nishinomiya, JP;
Kenichi Sato, Ibaraki, JP;
Assignee:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22F / ;
U.S. Cl.
CPC ...
148-2 ; 75138 ; 148 / ; 148 32 ;
Abstract
A method of manufacturing an aluminum alloy for electric conductors wherein an aluminum alloy wire which possesses good elongation characteristics, high electric conductivity and high strength, after it has been worked to its final size, is obtained by casting an aluminum-iron alloy, which consists of 1.0 .about. 2.0% iron and a remainder substantially of aluminum, into an ingot and heating it at 500.degree. - 630.degree. C. for 0.5 - 48 hours before or after said ingot is hot-worked into a wire rod.