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:
Oct. 02, 1979
Filed:
Nov. 28, 1977
Applicant:
Inventors:
Nobuyuki Tsutsui, Kudamatsu, JP;
Hitoshi Omura, Hofu, JP;
Takashi Mizobe, Kudamatsu, JP;
Katsumi Kanda, Kudamatsu, JP;
Terunori Fujimoto, Tokyo, JP;
Assignee:
Toyo Kohan Co., Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428447 ; 4273 / ; 427387 ; 4273 / ; 428450 ; 428451 ; 428467 ; 428469 ;
Abstract
A method of treating steel sheets which have good corrosion resistance after forming, which comprises coating a steel sheet with a solution which contains: