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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.:

US 11248152 B1

PDFFull Text
Date of Patent:
Feb. 15, 2022

Filed:

Apr. 18, 2019

Composition containing coolant, heat transfer medium and heat cycle system

Applicant:

Daikin Industries, Ltd., Osaka, JP;

Inventors:

Kazuhiro Takahashi, Osaka, JP;

Shun Ohkubo, Osaka, JP;

Mitsushi Itano, Osaka, JP;

Tatsuya Takakuwa, Osaka, JP;

Kei Kuramoto, Osaka, JP;

Assignee:

DAIKIN INDUSTRIES, LTD., Osaka, JP;

Attorney:

Wenderoth, Lind & Ponack, L.L.P.

Primary Examiner:

John R Hardee

Int. Cl.
CPC ...
C09K 5/04 (2006.01);
U.S. Cl.
CPC ...
C09K 5/045 (2013.01); C09K 2205/106 (2013.01); C09K 2205/126 (2013.01); C09K 2205/40 (2013.01);
Abstract

The present disclosure provides a composition comprising a refrigerant characterized by having a GWP lower than that of R410A and a COP equivalent to that of R410A. Specifically, the present disclosure provides a composition comprising a refrigerant, the refrigerant comprising CO(R744) and at least one compound A selected from the group consisting of trans-1,2-difluoroethylene [(E)-HFO-1132], cis-1,2-difluoroethylene [(Z)-HFO-1132], fluoroethylene (HFO-1141), and 3,3,3-trifluoropropyne (TFP).

Find Patent Forward Citations

Takahashi, Kazuhiro. (2022). Composition containing coolant, heat transfer medium and heat cycle system (U.S. Patent No. 11248152). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11248152

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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