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:
Jan. 13, 2015
Filed:
Mar. 25, 2010
Satoshi Ueoka, Chiba, JP;
Hirokazu Sugihara, Fukuyama, JP;
Takashi Kuroki, Kawasaki, JP;
Nobuo Nishiura, Kawasaki, JP;
Tsutomu Sugiyama, Kawasaki, JP;
Satoshi Ueoka, Chiba, JP;
Hirokazu Sugihara, Fukuyama, JP;
Takashi Kuroki, Kawasaki, JP;
Nobuo Nishiura, Kawasaki, JP;
Tsutomu Sugiyama, Kawasaki, JP;
JFE Steel Corporation, Tokyo, JP;
Abstract
A hot rolled steel sheet cooling apparatus includes a gradual cooling headerincluding a rod-like cooling water nozzlefor gradual cooling and a rapid cooling headerincluding a rod-like cooling water nozzlefor rapid cooling such that the headers constitute a cooling unit. The cooling unitincludes an elevating unitcapable of moving upward and downward in unison with the cooling unit. In cooling the upper surface of a hot rolled steel sheet (hot rolled steel strip or steel plate), uniform and stable cooling is achieved while both of high cooling rate and low cooling rate are ensured.