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:
Sep. 20, 1988
Filed:
Oct. 21, 1986
Applicant:
Inventors:
Bunjiro Fukuda, Chiba, JP;
Toshitomo Sugiyama, Chiba, JP;
Keiji Sato, Chiba, JP;
Atsuhito Honda, Chiba, JP;
Assignee:
Kawasaki Steel Corporation, Kobe, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01F / ;
U.S. Cl.
CPC ...
148112 ; 148120 ; 21912136 ; 21912159 ;
Abstract
A process and an apparatus for improving iron loss of electromagnetic steel sheet or amorphous material are disclosed. In this case, the steel sheet or amorphous material is subjected to an irradiation of plasma flame under specified conditions.