EP 1522572 A1 20050413 - Lubricant composition
Title (en)
Lubricant composition
Title (de)
Schmiermittelzusammensetzung
Title (fr)
Composition d'huile lubrifiante
Publication
Application
Priority
EP 03256376 A 20031009
Abstract (en)
A marine diesel cylinder lubricant composition having a total base number of at least 30. The composition includes at least 40 wt% of an oil of lubricating viscosity, at least one detergent prepared from at least two surfactants, preferably phenate and sulphonate surfactants, at least one boron-containing dispersant providing at least 100 ppm of boron, and at least one zinc-containing antiwear additive, preferably a zinc dihydrocarbyl dithiophosphate, providing at least 230 ppm, preferably at least 250 ppm, of zinc. <??>The marine diesel cylinder lubricant composition exhibits reduced wear even when used with high sulphur fuels.
IPC 1-7
IPC 8 full level
C10M 169/04 (2006.01); C10M 129/10 (2006.01); C10M 133/12 (2006.01); C10M 137/10 (2006.01); C10M 139/00 (2006.01); C10M 159/22 (2006.01); C10M 159/24 (2006.01); C10M 163/00 (2006.01); C10N 10/02 (2006.01); C10N 10/04 (2006.01); C10N 20/00 (2006.01); C10N 30/04 (2006.01); C10N 30/06 (2006.01); C10N 30/10 (2006.01); C10N 40/25 (2006.01)
CPC (source: EP US)
C10M 163/00 (2013.01 - EP US); C10M 2207/028 (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 2223/045 (2013.01 - EP US); C10N 2010/04 (2013.01 - EP US); C10N 2030/04 (2013.01 - EP US); C10N 2030/06 (2013.01 - EP US); C10N 2030/52 (2020.05 - EP US); C10N 2040/252 (2020.05 - EP US); C10N 2060/14 (2013.01 - EP US)
Citation (applicant)
US 4842755 A 19890627 - DUNN ADRIAN [GB]
Citation (search report)
- [X] EP 1298189 A1 20030402 - INFINEUM INT LTD [GB]
- [X] US 6103672 A 20000815 - DUNN ADRIAN [GB], et al
- [A] EP 1016706 A2 20000705 - ORONITE JAPAN LIMITED [JP]
- [A] US 6034039 A 20000307 - GOMES JOSE MANUEL GASPAR [GB], et al
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1522572 A1 20050413; EP 1522572 B1 20161116; AU 2004218713 A1 20050428; AU 2004218713 B2 20090611; CA 2484391 A1 20050409; CA 2484391 C 20111206; CN 103351908 A 20131016; CN 1637126 A 20050713; ES 2604192 T3 20170303; JP 2005113151 A 20050428; JP 2012144747 A 20120802; JP 5436615 B2 20140305; SG 111306 A1 20050530; US 2005153847 A1 20050714
DOCDB simple family (application)
EP 03256376 A 20031009; AU 2004218713 A 20041011; CA 2484391 A 20041008; CN 200410103828 A 20041009; CN 201310285544 A 20041009; ES 03256376 T 20031009; JP 2004296246 A 20041008; JP 2012107307 A 20120509; SG 200406894 A 20041008; US 94709304 A 20040922