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. 06, 1977
Filed:
Mar. 24, 1976
Applicant:
Inventors:
Hidehisa Yamagishi, Yokohama, JA;
Mizuo Tanaka, Yokohama, JA;
Assignee:
Nippon Kokan Kabushiki Kaisha, Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21D / ; C25D / ;
U.S. Cl.
CPC ...
148156 ; 148157 ; 204 / ;
Abstract
Streams of quenching liquid are uniformly sprayed onto both surfaces of a continuously electrolytic tinplated steel strip, having a tin-plated layer fused by heating in a heating furnace, in moving substantially vertically downward, said streams of quenching liquid being sprayed on substantially the same horizontal level over the entire width of said strip in the air above the surface of quenching liquid in a quenching tank, thereby quenching said strip to solidify said fused tin-plated layer, said streams of quenching liquid being sprayed with the use of two spray nozzles under the following conditions: