EP 2390306 A1 20111130 - A LUBRICATING OIL COMPOSITION
Title (en)
A LUBRICATING OIL COMPOSITION
Title (de)
SCHMIERÖLZUSAMMENSETZUNG
Title (fr)
COMPOSITION D'HUILE DE LUBRIFICATION
Publication
Application
Priority
- EP 09177667 A 20091201
- EP 10191164 A 20101115
Abstract (en)
A crankcase lubricating oil composition comprising (A) an oil of lubricating viscosity; and (B) as an additive component one or more oil-soluble organic acid anhydrides, the or each anhydride carrying at least one linear (unbranched) aliphatic hydrocarbyl substituent having 12 to 36 carbon atoms.
IPC 8 full level
C10M 129/38 (2006.01); C10M 129/42 (2006.01); C10M 169/04 (2006.01); C10N 30/06 (2006.01); C10N 30/10 (2006.01); C10N 40/25 (2006.01)
CPC (source: EP US)
C10M 129/38 (2013.01 - EP US); C10M 129/42 (2013.01 - EP US); C10M 169/04 (2013.01 - EP US); C10M 2207/125 (2013.01 - EP US); C10M 2207/127 (2013.01 - EP US); C10M 2207/129 (2013.01 - EP US); C10N 2030/06 (2013.01 - EP US); C10N 2030/10 (2013.01 - EP US); C10N 2040/25 (2013.01 - EP US)
Citation (applicant)
- US 4495088 A 19850122 - LISTON THOMAS V [US]
- US 4683069 A 19870728 - BREWSTER PHILLIP W [CA], et al
- EP 0092946 A2 19831102 - EXXON RESEARCH ENGINEERING CO [US]
- WO 0172933 A2 20011004 - CHEVRON ORONITE CO [US]
- US 5840662 A 19981124 - NIBERT ROGER KEITH [US], et al
- US 3202678 A 19650824 - STUART FRANK A, et al
- US 3154560 A 19641027 - CARL OSUCH
- US 3172892 A 19650309
- US 3024195 A 19620306 - DRUMMOND ALAN Y, et al
- US 3024237 A 19620306 - DRUMMOND ALAN Y, et al
- US 3219666 A 19651123
- US 3216936 A 19651109 - LE SUER WILLIAM M
- US 3087936 A 19630430 - LE SUER WILLIAM M
- US 3254025 A 19660531 - LE SUER WILLIAM M
- EP 0330522 A2 19890830 - EXXON CHEMICAL PATENTS INC [US]
- "Engine Oil Licensing and Certification System", December 1996, AMERICAN PETROLEUM INSTITUTE (API)
Citation (search report)
- [XA] EP 0926224 A2 19990630 - TONEN CORP [JP]
- [A] EP 0247728 A1 19871202 - ICI PLC [GB]
- [A] WO 9714772 A1 19970424 - EXXON CHEMICAL PATENTS INC [US]
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)
US 2011130314 A1 20110602; CA 2723531 A1 20110601; CA 2723531 C 20170919; CN 102080008 A 20110601; EP 2390306 A1 20111130; EP 2390306 B1 20190814; JP 2011122158 A 20110623; JP 5646311 B2 20141224; SG 171568 A1 20110629
DOCDB simple family (application)
US 95494710 A 20101129; CA 2723531 A 20101130; CN 201010576107 A 20101201; EP 10191164 A 20101115; JP 2010282320 A 20101201; SG 2010088359 A 20101130