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. 30, 2015
Filed:
Mar. 17, 2011
Applicants:
Takuya Ohno, Ichihara, JP;
Tahei Okada, Ichihara, JP;
Hideto Kamimura, Ichihara, JP;
Inventors:
Assignee:
IDEMITSU KOSAN CO., LTD., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C10M 105/32 (2006.01); C10M 107/08 (2006.01); C10M 169/04 (2006.01);
U.S. Cl.
CPC ...
C10M 169/04 (2013.01); C10M 2205/026 (2013.01); C10M 2205/0265 (2013.01); C10M 2205/028 (2013.01); C10M 2205/0285 (2013.01); C10M 2207/026 (2013.01); C10M 2207/26 (2013.01); C10M 2207/282 (2013.01); C10M 2207/2855 (2013.01); C10M 2215/064 (2013.01); C10M 2215/222 (2013.01); C10M 2215/223 (2013.01); C10M 2219/09 (2013.01); C10M 2223/04 (2013.01); C10M 2223/045 (2013.01); C10M 2223/047 (2013.01); C10M 2229/02 (2013.01); C10N 2230/06 (2013.01); C10N 2230/10 (2013.01); C10N 2230/74 (2013.01); C10N 2240/02 (2013.01); C10N 2240/04 (2013.01); C10N 2240/52 (2013.01); C10M 2207/262 (2013.01); C10M 2207/2835 (2013.01); C10M 2207/289 (2013.01); C10M 2219/02 (2013.01); C10N 2230/08 (2013.01);
Abstract
A lubricating oil composition for high-temperature applications contains (A) a pyromellitate ester, (B) a sulfur-containing triazine antioxidant, and (C) a thiophosphoric acid ester antioxidant. When the lubricating oil composition for high-temperature applications according to the invention is applied to a chain, a gear, a bearing and the like, an amount of evaporation of the lubricating oil composition is restrained for a long time and fluidity thereof is also kept for a long time.