(19)

(11)

EP 1 981 953 A2

(12)

(88) Date of publication A3: 20.09.2007 (43) Date of publication: 22.10.2008 Bulletin 2008/43 (21) Application number: 07704478.2 (22) Date of filing: 09.02.2007

(51) International Patent Classification (IPC):  C10G 3/00(2006.01) C10G 11/18(2006.01) C10G 11/05(2006.01) (86) International application number: PCT/EP2007/051262 (87) International publication number: WO 2007/090884 (16.08.2007 Gazette 2007/33)

(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 NL PL PT RO SE SI SK TR (30) Priority: 09.02.2006 US 771646 P 13.02.2006 US 772729 P (71) Applicant: Shell Internationale Research Maatschappij B.V. 2596 HR Den Haag (NL)	(72) Inventors: DIERICKX, Jan Lodewijk Maria NL-1031 CM Amsterdam (NL) HADJIGEORGE, Georghios Agamemnonons Sugar Land, Texas 77479 (US) SCHAVERIEN, Colin John NL-1031 CM Amsterdam (NL) (74) Representative: Zeestraten, Albertus W. J. et al Shell International B.V. Intellectual Property Services P.O. Box 384 2501 CJ The Hague 2501 CJ The Hague (NL)