EP 2371934 A1 20111005 - Lubricating oil composition
Title (en)
Lubricating oil composition
Title (de)
Schmierölzusammensetzung
Title (fr)
Composition d'huile lubrifiante
Publication
Application
Priority
- EP 10158789 A 20100331
- EP 11159502 A 20110324
Abstract (en)
A lubricating oil composition having a phosphorus content of up to 0.12 wt%, a sulfated ash content of up to 1.2 wt% comprising (a) a major amount of an oil of lubricating viscosity; (b) an alkali metal or alkaline earth metal alkyl salicylate lubricating oil detergent providing from 7-15 mmol salicylate soap per kilogram of lubricating oil composition; (c) one or more dispersants providing the lubricating oil composition with from at least 0.12 wt% to 0.20 wt% atomic nitrogen, based on the weight of the lubricating oil composition, and (d) a dispersant-viscosity modifier.
IPC 8 full level
C10M 163/00 (2006.01); C10M 167/00 (2006.01); C10N 30/06 (2006.01); C10N 40/25 (2006.01)
CPC (source: EP US)
C10M 163/00 (2013.01 - EP US); C10M 167/00 (2013.01 - EP US); C10M 2203/10 (2013.01 - EP US); C10M 2203/102 (2013.01 - EP US); C10M 2207/262 (2013.01 - EP US); C10M 2215/28 (2013.01 - EP US); C10M 2219/046 (2013.01 - EP US); C10M 2219/068 (2013.01 - EP US); C10M 2223/045 (2013.01 - EP US); C10M 2227/09 (2013.01 - EP US); C10N 2010/12 (2013.01 - EP US); C10N 2030/02 (2013.01 - EP US); C10N 2030/06 (2013.01 - EP US); C10N 2030/12 (2013.01 - EP US); C10N 2030/40 (2020.05 - EP US); C10N 2030/42 (2020.05 - EP US); C10N 2030/43 (2020.05 - EP US); C10N 2030/45 (2020.05 - EP US); C10N 2030/72 (2020.05 - EP US); C10N 2040/25 (2013.01 - EP US); C10N 2040/252 (2020.05 - EP US)
Citation (applicant)
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Citation (search report)
- [X] US 2008153722 A1 20080626 - VAN LEEUWEN JEROEN [NL], et al
- [X] US 2006116300 A1 20060601 - ARROWSMITH STEPHEN [GB], et al
- [X] US 2003096716 A1 20030522 - LOCKE CHRISTOPHER J [GB], et al
- [X] US 2008146473 A1 20080619 - VAN LEEUWEN JEROEN [NL], et al
- [A] US 2004259742 A1 20041223 - MISHRA MUNMAYA K [US], et al
- [X] US 2006276353 A1 20061207 - IRVING MATTHEW D [GB], et al
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 2371934 A1 20111005; EP 2371934 B1 20170315; BR PI1101393 A2 20120814; BR PI1101393 B1 20181121; CA 2735498 A1 20110930; CA 2735498 C 20180116; CN 102206535 A 20111005; CN 102206535 B 20150128; JP 2011214004 A 20111027; JP 5738054 B2 20150617; US 2011245120 A1 20111006
DOCDB simple family (application)
EP 11159502 A 20110324; BR PI1101393 A 20110330; CA 2735498 A 20110330; CN 201110079689 A 20110331; JP 2011092460 A 20110331; US 201113075223 A 20110330