(19)

(11)

EP 2 536 812 A2

(12)

(88) Date of publication A3: 22.12.2011 (43) Date of publication: 26.12.2012 Bulletin 2012/52 (21) Application number: 11703702.8 (22) Date of filing: 17.02.2011

(51) International Patent Classification (IPC):  C10J 3/76(2006.01) F24H 1/40(2006.01) F22B 29/02(2006.01) C10J 3/46(2006.01) (86) International application number: PCT/EP2011/052338 (87) International publication number: WO 2011/101404 (25.08.2011 Gazette 2011/34)

(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: 18.02.2010 EP 10153975 (71) Applicant: Shell Internationale Research Maatschappij B.V. 2596 HR The Hague (NL)	(72) Inventors: FRIESE, Eckhard 51647 Gummersbach (DE) VON KOSSAK-GLOWCZEWSKI, Thomas Paul 51647 Gummersbach (DE) KOWALOW, Juergen 51647 Gummersbach (DE) (74) Representative: Matthezing, Robert Maarten et al Shell International B.V. Intellectual Property Services P.O. Box 384 2501 CJ The Hague 2501 CJ The Hague (NL)