(19)
(11) EP 2 049 629 A1

(12)

(43) Date of publication:
22.04.2009 Bulletin 2009/17

(21) Application number: 07799977.9

(22) Date of filing: 02.08.2007
(51) International Patent Classification (IPC): 
C10M 129/26(2006.01)
C10M 163/00(2006.01)
C10N 20/02(2006.01)
C10N 30/04(2006.01)
C10N 40/26(2006.01)
 C10M 129/93(2006.01)
C10N 20/04(2006.01)
C10N 30/02(2006.01)
C10N 40/25(2006.01)
(86) International application number:
PCT/US2007/075045
(87) International publication number:
WO 2008/021737 (21.02.2008 Gazette 2008/08)
(84) Designated Contracting States:
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 States:
AL BA HR MK RS

(30) Priority: 07.08.2006 US 821586 P

(71) Applicant: The Lubrizol Corporation
Wickliffe, OH 44092-2298 (US)

(72) Inventors:
  • MAYHEW, Alexandria
    Belper, Derby DE56 1QN (GB)
  • COOK, Stephen, J.
    Belper, Derby DE56 1QN (GB)

(74) Representative: Bradley, Josephine Mary et al
D Young & Co
120 Holborn London EC1N 2DY
120 Holborn London EC1N 2DY (GB)

   


(54) A METHOD OF LUBRICATING AN INTERNAL COMBUSTION ENGINE