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.

Date of Patent:
Nov. 26, 2019

Filed:

Jul. 11, 2017
Applicants:

Ihi Corporation, Tokyo, JP;

Ihi Machinery and Furnace Co., Ltd., Tokyo, JP;

Inventors:

Kazuhiko Katsumata, Inuyama, JP;

Kaoru Isomoto, Tokyo, JP;

Akira Nakayama, Hikari, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F27D 9/00 (2006.01); F27B 5/04 (2006.01); F27B 5/02 (2006.01); C21D 1/00 (2006.01); C21D 1/62 (2006.01); C21D 9/00 (2006.01); C21D 1/613 (2006.01); F27D 7/04 (2006.01);
U.S. Cl.
CPC ...
F27D 9/00 (2013.01); C21D 1/00 (2013.01); C21D 1/613 (2013.01); C21D 1/62 (2013.01); C21D 9/0018 (2013.01); C21D 9/0062 (2013.01); F27B 5/02 (2013.01); F27B 5/04 (2013.01); F27D 2007/045 (2013.01); F27D 2009/0075 (2013.01); F27D 2009/0081 (2013.01);
Abstract

A multi-chamber heat treatment device according to the present disclosure in which heating chambers are disposed with an intermediate transport chamber interposed therebetween in a top view, and a treatment object is stored in a heating chamber via the intermediate transport chamber, wherein the multi-chamber heat treatment device includes a gas cooling chamber which cools the treatment object using a cooling gas; and a cooling gas circulation device which includes an gas inlet and a gas outlet.


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