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.:
Date of Patent:
Jun. 14, 2022
Filed:
Mar. 20, 2018
Applicant:
Arkema France, Colombes, FR;
Inventor:
Wissam Rached, Chaponost, FR;
Assignee:
ARKEMA FRANCE, Colombes, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 5/04 (2006.01); B60H 1/32 (2006.01);
U.S. Cl.
CPC ...
C09K 5/045 (2013.01); B60H 1/3204 (2013.01); C09K 2205/122 (2013.01); C09K 2205/126 (2013.01); C09K 2205/22 (2013.01);
Abstract
A method for heating and/or air-conditioning in a motor vehicle interior by means of a reversible refrigeration loop in which a refrigerant fluid circulates, said fluid including: between 4 and 6 wt. % of difluoromethane (HFC-32); between 2.5 and 3.5 wt. % of pentafluoroethane (HFC-125); and between 91 and 93.5 wt. % of tetrafluoropropene, preferably 2,3,3,3-tetrafluoropropene.