(19)
(11) EP 2 307 532 A2

(12)

(88) Date of publication A3:
06.05.2010

(43) Date of publication:
13.04.2011 Bulletin 2011/15

(21) Application number: 09803603.1

(22) Date of filing: 30.07.2009
(51) International Patent Classification (IPC): 
C10M 129/04(2006.01)
C10M 125/10(2006.01)
C10N 30/12(2006.01)
 C10M 135/02(2006.01)
C10N 30/04(2006.01)
(86) International application number:
PCT/US2009/052286
(87) International publication number:
WO 2010/014833 (04.02.2010 Gazette 2010/05)
(84) Designated Contracting States:
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 SE SI SK SM TR
Designated Extension States:
AL BA RS

(30) Priority: 31.07.2008 US 184094

(71) Applicant: Chevron Oronite S.A.
92309 Levallois Perret Cedex (FR)

(72) Inventors:
  • FRAZIER, Rawls H. Jr.
    Petaluma California 94952 (US)
  • HAMEL, Patrice
    F- 76290 Fontaine La Mallet (FR)
  • DENIEULLE, Nicolas
    F- 76620 Le Havre (FR)

(74) Representative: Nash, David Allan 
Haseltine Lake LLP Redcliff Quay 120 Redcliff Street
Bristol BS1 6HU
Bristol BS1 6HU (GB)

   


(54) ANTIWEAR HYDRAULIC FLUID COMPOSITION WITH USEFUL EMULSIFYING AND RUST PREVENTION PROPERTIES