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:
Sep. 27, 2022
Filed:
Aug. 27, 2019
Applicant:
Eneos Corporation, Tokyo, JP;
Inventors:
Yohei Shono, Tokyo, JP;
Tatsuki Nakajima, Tokyo, JP;
Shogo Hashimoto, Tokyo, JP;
Hidetoshi Ogata, Tokyo, JP;
Assignee:
ENEOS CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 171/00 (2006.01); C10M 105/42 (2006.01); C10M 129/18 (2006.01); C10M 137/02 (2006.01); C10N 20/00 (2006.01); C10N 40/30 (2006.01);
U.S. Cl.
CPC ...
C10M 171/008 (2013.01); C10M 105/42 (2013.01); C10M 129/18 (2013.01); C10M 137/02 (2013.01); C10M 2207/042 (2013.01); C10M 2207/301 (2013.01); C10M 2223/049 (2013.01); C10N 2020/101 (2020.05); C10N 2040/30 (2013.01);
Abstract
The present invention provides a refrigerating machine oil containing a lubricating base oil, a dialkyl hydrogen phosphite having two alkyl groups having 1 to 12 carbon atoms in the molecule, and an epoxy compound.