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. 22, 1978
Filed:
Aug. 10, 1977
Applicant:
Inventors:
Morio Shiozaki, Himeji, JP;
Yozo Suga, Himeji, JP;
Hiromu Fujii, Himeji, JP;
Kohichi Fujiwara, Himeji, JP;
Assignee:
Nippon Steel Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D / ; B22D / ; H01F / ; H01F / ;
U.S. Cl.
CPC ...
148 3155 ; 148110 ; 148111 ; 148112 ; 148113 ; 164 49 ; 164 82 ;
Abstract
A continuously cast steel slab for production of a grain-oriented electrical steel sheet having excellent magnetic properties in which at least 95% of the total number of grains constituting an equi-axed crystal zone in said slab has a cross sectional dimension less than 9 mm.sup.2 per one grain.