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:
Nov. 15, 2022
Filed:
Nov. 19, 2018
Applicant:
Eneos Corporation, Tokyo, JP;
Inventors:
Fumiyuki Nara, Tokyo, JP;
Yohei Shono, Tokyo, JP;
Takeshi Okido, Tokyo, JP;
Hidetoshi Ogata, Tokyo, JP;
Assignee:
ENEOS CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 137/10 (2006.01); C09K 5/10 (2006.01); C10M 169/04 (2006.01); C10N 20/02 (2006.01); C10N 30/06 (2006.01); C10N 40/30 (2006.01);
U.S. Cl.
CPC ...
C10M 137/105 (2013.01); C09K 5/10 (2013.01); C10M 169/04 (2013.01); C10M 2223/041 (2013.01); C10M 2223/047 (2013.01); C10N 2020/02 (2013.01); C10N 2030/06 (2013.01); C10N 2040/30 (2013.01);
Abstract
A refrigerating oil comprising a lubricating base oil, a first extreme pressure agent containing sulfur and phosphorus as constituent elements and a second extreme pressure agent containing phosphorus but not containing sulfur as constituent elements, and having a kinematic viscosity at 100° C. of 0.5 mm/s or more and 2.5 mm/s or less.