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:
Jul. 01, 2025
Filed:
Aug. 29, 2022
Applicants:
Daikin Industries, Ltd., Osaka, JP;
Daikin Europe N.v., Ostend, BE;
Inventors:
Takahiro Yamaguchi, Ostend, BE;
Takurou Yamada, Osaka, JP;
Assignees:
DAIKIN INDUSTRIES, LTD., Osaka, JP;
DAIKIN EUROPE N.V., Ostend, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 45/00 (2006.01); F25B 41/40 (2021.01);
U.S. Cl.
CPC ...
F25B 45/00 (2013.01); F25B 41/40 (2021.01); F25B 2345/002 (2013.01);
Abstract
A refrigerant cycle apparatus includes a first heat source unit, a utilization unit, and a connection pipe. An installation method includes a refrigerant recovery step of recovering a first refrigerant having a first GWP and one or both of flammability and toxicity from the first heat source unit, and a refrigerant accommodation step of accommodating, in the first heat source unit, a second refrigerant recovered and regenerated from an existing facility and having a second GWP and one or both of non-flammability and non-toxicity.