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:
May. 06, 2025

Filed:

Dec. 16, 2021
Applicant:

Daikin Industries, Ltd., Osaka, JP;

Inventors:

Mitsushi Itano, Osaka, JP;

Shun Ohkubo, Osaka, JP;

Daisuke Karube, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 5/04 (2005.12);
U.S. Cl.
CPC ...
C09K 5/045 (2012.12); C09K 2205/106 (2012.12); C09K 2205/40 (2012.12);
Abstract

An object is to provide a novel low-GWP mixed refrigerant. Provided as a means for a solution is a composition comprising a refrigerant, the refrigerant comprising trans-1,2-difluoroethylene (HFO-1132(E)), difluoromethane (R32), 1,3,3,3-tetrafluoropropene (R1234ze), and carbon dioxide.


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