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:
Jan. 28, 1992
Filed:
Sep. 21, 1989
Applicant:
Inventors:
Ichiro Tachino, Kitakyushu, JP;
Takeshi Kubota, Kitakyushu, JP;
Toshihiko Uemura, Kitakyushu, JP;
Masahiro Nakamoto, Kitakyushu, JP;
Assignee:
Nippon Steel Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F / ;
U.S. Cl.
CPC ...
148111 ;
Abstract
A high strength non-oriented electrical steel sheet with good magnetic properties having a yield strength of .gtoreq.60 kg-f/mm.sup.2 and a yield point elongation of YP-El.gtoreq.0.3% comprising, by weight percent: up to 0.04% carbon; from 2.0% to less than 4.0% silicon; from zero percent to 2.0% aluminum; up to 0.2% phosphorus, and including one or more elements selected from manganese and nickel in an amount within the range 0.3%.ltoreq.Mn+Ni<10%, with the remainder of iron and unavoidable impurities, and a method of manufacturing the steel.