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:
Mar. 20, 1990
Filed:
Sep. 12, 1988
Applicant:
Inventors:
Tsuyoshi Masumoto, Sendai-shi, Miyagi, JP;
Akihisa Inoue, Sendai, JP;
Katsumasa Odera, Kurobe, JP;
Masahiro Oguchi, Okaya, JP;
Assignees:
Yoshida Kogyo K. K., both of, JP;
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
148403 ; 420538 ; 420550 ;
Abstract
The present invention provides high-strength and heat resistant aluminum alloys having a composition represented by the general formula Al.sub.a M.sub.b La.sub.c (wherein M is at least one metal element selected from the group consisting of Fe, Co, Ni, Cu, Mn and Mo; and a, b and c are atomic percentages falling within the following ranges: