Global Patent Index - EP 2021440 A1

EP 2021440 A1 2009-02-11 - LUBRICATING OIL COMPOSITION

Title (en)

LUBRICATING OIL COMPOSITION

Title (de)

SCHMIERÖLZUSAMMENSETZUNGEN

Title (fr)

COMPOSITIONS D'HUILES LUBRIFIANTES

Publication

EP 2021440 A1 (EN)

Application

EP 07728774 A

Priority

  • EP 2007054321 W
  • EP 06252528 A
  • EP 07728774 A

Abstract (en)

[origin: WO2007131891A1] The present invention relates to a lubricating oil composition comprising lubricating oil base oil in combination with: (a) one or more substituted phenyl -naphthylamines; (b) one or more anti-wear additives, preferably ashless thiophosphates ; and (c) an additional base oil component selected from bright stock oil, polyalkylene glycols (PAGs) , alkyl naphtalenes, alkyl benzenes and natural and synthetic esters such as diesters and polyolesters, preferably bright stock oil. In another aspect the present invention provides the use of the lubricating oil composition to lubricate a combination of a gas turbine and a steam turbine.

IPC 8 full level (invention and additional information)

C10M 141/10 (2006.01); C10M 169/04 (2006.01)

CPC (invention and additional information)

C10M 141/10 (2013.01); C10M 169/04 (2013.01); C10M 2203/065 (2013.01); C10M 2203/1006 (2013.01); C10M 2203/1085 (2013.01); C10M 2205/223 (2013.01); C10M 2207/2805 (2013.01); C10M 2207/2825 (2013.01); C10M 2207/2835 (2013.01); C10M 2209/1033 (2013.01); C10M 2215/064 (2013.01); C10M 2215/065 (2013.01); C10M 2223/043 (2013.01); C10M 2223/047 (2013.01); C10N 2230/04 (2013.01); C10N 2230/06 (2013.01); C10N 2230/10 (2013.01); C10N 2240/12 (2013.01); C10N 2240/14 (2013.01)

Citation (search report)

See references of WO 2007131891A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK RS

EPO simple patent family

WO 2007131891 A1 20071122; CN 101466818 A 20090624; CN 101466818 B 20130327; EP 2021440 A1 20090211; EP 2021440 B1 20150701; JP 2009537642 A 20091029; JP 5527758 B2 20140625; US 2009186789 A1 20090723

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