(19)

(11)

EP 2 303 999 A2

(12)

(88) Date of publication A3: 27.05.2010 (43) Date of publication: 06.04.2011 Bulletin 2011/14 (21) Application number: 09772460.3 (22) Date of filing: 30.06.2009

(51) International Patent Classification (IPC):  C10L 1/14(2006.01) C10L 1/185(2006.01) C10L 10/10(2006.01) C10L 1/182(2006.01) C10L 1/19(2006.01) (86) International application number: PCT/EP2009/058227 (87) International publication number: WO 2010/000760 (07.01.2010 Gazette 2010/01)

(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 TR Designated Extension States: AL BA RS (30) Priority: 02.07.2008 EP 08159555 (71) Applicant: Shell Internationale Research Maatschappij B.V. 2596 HR The Hague (NL)

(72) Inventors: CLARKE, Lionel Chester Cheshire CH 4NU (GB) FELIX-MOORE, Alison Chester Cheshire CH2 4NU (GB) LOUIS, Jurgen Johannes Jacobus 21107 Hamburg (DE) PRICE, Richard John Chester Cheshire CH2 4NU (GB) SMITH, Johanne Chester Cheshire CH2 4NU (GB) (74) Representative: Matthezing, Robert Maarten  Shell International B.V. Intellectual Property Services P.O. Box 384 2501 CJ The Hague 2501 CJ The Hague (NL)