(19)

(11)

EP 1 516 038 A1

(12)

(43) Date of publication: 23.03.2005 Bulletin 2005/12 (21) Application number: 03729994.8 (22) Date of filing: 07.05.2003

(51) International Patent Classification (IPC)7: C10G 67/06, C10G 25/00 (86) International application number: PCT/EP2003/004853 (87) International publication number: WO 2004/000975 (31.12.2003 Gazette 2004/01)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 24.06.2002 EP 02291563 (71) Applicant: SHELL INTERNATIONALE RESEARCHMAATSCHAPPIJ B.V. 2596 HR Den Haag (NL)	(72) Inventor: GERMAINE, Gilbert, Robert, Bernard F-76650 Petit Couronne (FR)