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. 24, 1991
Filed:
May. 17, 1990
Applicant:
Inventors:
Susumu Shinagawa, Sendai, JP;
Yoshinobu Saito, Sendai, JP;
Assignee:
Tohoku Special Steel Works Limited, Sendai, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
420 61 ; 148325 ; 420 40 ; 420 70 ;
Abstract
A high corrosion-resistant electromagnetic stainless steel comprises particular amounts of C, Si, Mn, Cr, Mo, Ti, Cu, Al and the balance being Fe, and is used as a material for a housing of electronically controlled fuel injection system for automobile or an electromagnetic valve. This steel may further contain particular amounts of Pb, Ca, Se, S and rare earth elements, if necessary.