(19)

(11)

EP 2 683 798 A1

(12)

(43) Date of publication: 15.01.2014 Bulletin 2014/03 (21) Application number: 12707804.6 (22) Date of filing: 12.03.2012

(51) International Patent Classification (IPC):  C10L 1/16(2006.01) C10L 10/08(2006.01) C10L 10/00(2006.01) C10L 10/10(2006.01) (86) International application number: PCT/EP2012/054247 (87) International publication number: WO 2012/120147 (13.09.2012 Gazette 2012/37)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR (30) Priority: 10.03.2011 EP 11157592 (71) Applicant: Shell Internationale Research Maatschappij B.V. 2596 HR Den Haag (NL)	(72) Inventors: PRICE, Richard, John Chester Cheshire CH2 4NU (GB) CROFT, Martin, Tom Cheshire Chester CH2 4NU (GB) UITZ, Renate 21107 Hamburg (DE) (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)