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. 06, 1996
Filed:
Dec. 23, 1994
Applicant:
Inventors:
Kazuhiro Seto, Chiba, JP;
Kaneharu Okuda, Chiba, JP;
Kei Sakata, Chiba, JP;
Toshiyuki Kato, Chiba, JP;
Takashi Ono, Chiba, JP;
Assignee:
Kawasaki Steel Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21D / ;
U.S. Cl.
CPC ...
148603 ; 148651 ;
Abstract
A method of producing a high-formable, high-strength cold-rolled steel sheet from a steel slab comprising a steel with very low carbon content, one or both of Ti and Nb as a composition for forming a carbide or a nitride, and B in the range satisfying the following expression: