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. 08, 2022

Filed:

Oct. 10, 2018
Applicant:

Kawasaki Jukogyo Kabushiki Kaisha, Kobe, JP;

Inventors:

Yuichi Saito, Akashi, JP;

Hidetsugu Ishimaru, Kobe, JP;

Ryota Takeuchi, Ikoma-gun, JP;

Toshimitsu Adachi, Kobe, JP;

Daisuke Kariya, Kobe, JP;

Naoto Sakai, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 9/06 (2006.01); F16C 32/06 (2006.01); F25J 1/00 (2006.01); F25J 1/02 (2006.01); F01D 15/00 (2006.01); F01D 25/16 (2006.01); F01D 25/22 (2006.01); F02C 7/28 (2006.01);
U.S. Cl.
CPC ...
F25B 9/06 (2013.01); F01D 15/00 (2013.01); F16C 32/0603 (2013.01); F25J 1/003 (2013.01); F25J 1/005 (2013.01); F25J 1/0062 (2013.01); F25J 1/0257 (2013.01); F25J 1/0279 (2013.01); F01D 25/16 (2013.01); F01D 25/22 (2013.01); F02C 7/28 (2013.01); F05D 2240/52 (2013.01); F05D 2240/55 (2013.01);
Abstract

The amount of consumption of gas is reduced when the gas is expanded to be cooled by using a plurality of expansion turbines. A high-pressure expansion turbine includes: a gas supply passage through which bearing gas is supplied to a bearing portion; and a gas discharge passage through which the bearing gas which has been supplied from the gas supply passage to the bearing portion is discharged from the bearing portion. A low-pressure expansion turbine includes: a gas supply passage through which the bearing gas is supplied to a bearing portion; and a gas discharge passage through which the bearing gas which has been supplied from the gas supply passage to the bearing portion is discharged from the bearing portion. The bearing gas discharged from the gas discharge passage of the high-pressure expansion turbine is supplied to the gas supply passage of the low-pressure expansion turbine.


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