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:
Dec. 13, 1994
Filed:
Dec. 09, 1993
Applicant:
Inventors:
Shinichiro Yahagi, Oobu, JP;
Akihiko Saito, Nagoya, JP;
Assignee:
Daido Tokushuko Kabushiki Kaisha, Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C / ; C22C / ;
U.S. Cl.
CPC ...
420 41 ; 420 84 ;
Abstract
An electromagnetic stainless steel consists essentially of not more than 0.015 wt % of C, not more than 3.0 wt % of Si, not more than 0.5 wt % of Mn, not more than 0.030 wt % of P, not more than 0.030 wt % of S, 4-20 wt % of Cr, 0.2-7.0 wt % of Al, 0.02-0.50 wt % of Bi and the remainder being Fe and inevitable impurity and has excellent magnetic properties, electric resistance, cold forgeability and machinability.