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:
May. 07, 1991
Filed:
May. 30, 1990
Applicant:
Inventors:
Yoshihiko Yasue, Tokyo, JP;
Hiroshi Kagechika, Tokyo, JP;
Assignee:
NKK Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B65D / ;
U.S. Cl.
CPC ...
428651 ; 428648 ; 428653 ; 428656 ; 428667 ; 220456 ;
Abstract
Disclosed is a surface treated steel plate for cans prepared by drawing and ironing (DI process). In order to enable the manufactured can to maintain a good weatherability and a high corrosion resistance, an Al-Sn alloy film having a thickness of 0.05 to 5.0 .mu.m is formed on at least that surface of a steel plate which faces the outside when the steel plate is drawn to have a cup shape.