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:
Jul. 05, 2022

Filed:

Dec. 08, 2017
Applicant:

Daikin Industries, Ltd., Osaka, JP;

Inventors:

Tatsumi Tsuchiya, Osaka, JP;

Kouhei Koba, Osaka, JP;

Masaru Tanaka, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 5/04 (2006.01); F25B 13/00 (2006.01);
U.S. Cl.
CPC ...
C09K 5/044 (2013.01); F25B 13/00 (2013.01);
Abstract

A heat transfer device that contains a circulation route enclosing a refrigerant containing a hydrohaloolefin, the heat transfer device being capable of reducing the influence of oxygen entrapped in the circulation route; and a heat transfer method using the heat transfer device. Also, a heat transfer device that contains a circulation route enclosing a refrigerant containing at least one member selected from the group consisting of hydrofluoroolefins (HFOs), hydrochlorofluoroolefins (HCFOs), and hydrochloroolefins (HCOs); and the device containing an oxygen adsorption device between an evaporator and a compressor present in the circulation route; and a heat transfer method using the same.


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