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. 24, 1996
Filed:
Mar. 03, 1995
Applicant:
Inventors:
Hitoshi Ohmura, Yamaguchi-ken, JP;
Yasuhiro Koyakumaru, Kudamatsu, JP;
Satoshi Iketaka, Kudamatsu, JP;
Assignee:
Toyo Kohan Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D / ; B32B / ;
U.S. Cl.
CPC ...
428610 ; 428679 ;
Abstract
According to the present invention, there is provided a corrosion-resistant nickel plated steel sheet or strip comprising base sheet made of a cold rolled steel sheet or strip and a nickel layer plated on at least one side thereof; in which a part or all of the nickel plated layer forms Fe-Ni diffusion layer; moreover, exposure rate of iron on a surface of the nickel plated layer is 30% and below.