EP 1724330 B1 20110525 - Use of lubricating oil compositions to reduce wear in passenger car motor engines having a rotating tappet
Title (en)
Use of lubricating oil compositions to reduce wear in passenger car motor engines having a rotating tappet
Title (de)
Verwendung von Schmierölzusammensetzungen zur Verschleissreduzierung von mit drehendem Zapfer versehenen Personenkraftwagenmotoren
Title (fr)
Utilisation de compositions d'huile lubrifiante pour réduire l'usure dans le moteur d'automobiles equipés d'une tringlerie tournante
Publication
Application
Priority
- EP 05253122 A 20050520
- EP 06112913 A 20060421
Abstract (en)
[origin: EP1724330A1] The present invention relates to a method of lubricating a passenger car motor vehicle engine having a rotating tappet, comprising lubricating the engine with a lubricating oil composition having up to 0.09 wt% phosphorus, 0.4 wt % sulphur and 1.0 wt% sulphated ash, and being substantially free of friction-modifier.
IPC 8 full level
C10M 171/00 (2006.01); C10N 40/25 (2006.01)
CPC (source: EP)
C10M 171/00 (2013.01); C10N 2030/06 (2013.01); C10N 2030/40 (2020.05); C10N 2030/42 (2020.05); C10N 2030/44 (2020.05); C10N 2030/45 (2020.05); C10N 2030/52 (2020.05); C10N 2030/54 (2020.05); C10N 2040/253 (2020.05); C10N 2040/255 (2020.05)
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 NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
DOCDB simple family (application)
EP 06112913 A 20060421