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:
Dec. 27, 2016
Filed:
Sep. 04, 2013
Applicant:
Daikin Industries, Ltd., Osaka, JP;
Inventors:
Hitomi Kuroki, Osaka, JP;
Tatsumi Tsuchiya, Osaka, JP;
Yasufu Yamada, Osaka, JP;
Takashi Shibanuma, Osaka, JP;
Assignee:
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 45/00 (2006.01); C09K 5/04 (2006.01); F25B 1/00 (2006.01);
U.S. Cl.
CPC ...
F25B 45/00 (2013.01); C09K 5/04 (2013.01); C09K 5/045 (2013.01); F25B 1/00 (2013.01); C09K 2205/126 (2013.01); C09K 2205/22 (2013.01); F25B 2345/001 (2013.01);
Abstract
A principal object of the present invention is to provide a method for filling a refrigerant mixture. According to this method, when a non-azeotropic refrigerant mixture comprising HFC-32 and HFO-1234yf is transferred, changes in the composition that occur during the transfer can be made to fall within an acceptable range in terms of refrigerant properties.