EP 3950904 A4 20221207 - LUBRICATING OIL COMPOSITION
Title (en)
LUBRICATING OIL COMPOSITION
Title (de)
SCHMIERÖLZUSAMMENSETZUNG
Title (fr)
COMPOSITION D'HUILE DE GRAISSAGE
Publication
Application
Priority
- JP 2019065482 A 20190329
- JP 2020013227 W 20200325
Abstract (en)
[origin: EP3950904A1] Provided is a lubricating oil composition for a gas engine, comprising a base oil (A), a calcium-based detergent (B), and an alkenyl succinimide (C), wherein a content of calcium atoms is 0.09 to 0.17 mass% based on the total amount of the lubricating oil composition, the component (C) comprises a non-boron-modified alkenyl bis-succinimide (C1), and a content of boron atoms derived from the component (C) is less than 0.02 mass% based on the total amount of the lubricating oil composition.
IPC 8 full level
C10M 133/56 (2006.01); C10M 137/10 (2006.01); C10M 139/00 (2006.01); C10M 141/06 (2006.01); C10M 159/22 (2006.01); C10M 163/00 (2006.01); C10M 169/04 (2006.01); C10N 10/04 (2006.01); C10N 20/04 (2006.01); C10N 30/02 (2006.01); C10N 30/04 (2006.01); C10N 40/25 (2006.01)
CPC (source: EP US)
C10M 129/54 (2013.01 - US); C10M 133/44 (2013.01 - US); C10M 137/10 (2013.01 - US); C10M 139/00 (2013.01 - US); C10M 141/12 (2013.01 - US); C10M 163/00 (2013.01 - EP); C10M 169/04 (2013.01 - EP US); C10M 2203/003 (2013.01 - US); C10M 2203/1025 (2013.01 - EP); C10M 2207/026 (2013.01 - EP); C10M 2207/144 (2013.01 - US); C10M 2207/262 (2013.01 - EP); C10M 2215/064 (2013.01 - EP); C10M 2215/28 (2013.01 - EP); C10M 2215/30 (2013.01 - US); C10M 2219/046 (2013.01 - EP); C10M 2223/045 (2013.01 - US); C10M 2227/061 (2013.01 - US); C10N 2030/02 (2013.01 - EP); C10N 2030/04 (2013.01 - US); C10N 2030/40 (2020.05 - US); C10N 2040/25 (2013.01 - EP US)
C-Set (source: EP)
Citation (search report)
- [XI] EP 3140378 A1 20170315 - EXXONMOBIL RES & ENG CO [US]
- [X] US 2018334636 A1 20181122 - HOSHINO KOJI [JP], et al
- [X] US 2018258365 A1 20180913 - OHKUBO HITOSHI [JP], et al
- [X] EP 3279294 A1 20180207 - IDEMITSU KOSAN CO [JP]
- [X] WO 2018156304 A1 20180830 - EXXONMOBIL RES & ENG CO [US]
- [A] KO ONODERA ET AL: "Engine Oil Formulation Technology to Prevent Pre-ignition in Turbocharged Direct Injection Spark Ignition Engines", SAE 2010 COMMERCIAL VEHICLE ENGINEERING CONGRESS SAE TECHNICAL PAPERS, vol. 1, 1 September 2015 (2015-09-01), US, XP055642375, ISSN: 0148-7191, DOI: 10.4271/2015-01-2027
- See also references of WO 2020203525A1
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
DOCDB simple family (publication)
EP 3950904 A1 20220209; EP 3950904 A4 20221207; JP 7454556 B2 20240322; JP WO2020203525 A1 20201008; US 2022169946 A1 20220602; WO 2020203525 A1 20201008
DOCDB simple family (application)
EP 20781970 A 20200325; JP 2020013227 W 20200325; JP 2021511525 A 20200325; US 202017442769 A 20200325