(19)

(11)

EP 2 861 926 A1

(12)

(43) Date of publication: 22.04.2015 Bulletin 2015/17 (21) Application number: 13729687.7 (22) Date of filing: 12.06.2013

(51) International Patent Classification (IPC):  F28B 1/02(2006.01) F28D 15/02(2006.01) F28B 9/08(2006.01) F28D 21/00(2006.01) (86) International application number: PCT/EP2013/062172 (87) International publication number: WO 2013/186271 (19.12.2013 Gazette 2013/51)

(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 Designated Extension States: BA ME (30) Priority: 12.06.2012 EP 12171676 (71) Applicant: Shell Internationale Research Maatschappij B.V. 2596 HR Den Haag (NL)	(72) Inventors: PERKINS, Gregory, Martin, Parry Brisbane, Queensland 4000 (AU) KEMPES, Roderick Calgary, Alberta T2L 1Y8 (CA) LANSINK, Robert NL-3196 KK Rotterdam (NL) ZOETEMEIJER, Leendert, Johannes, Arie NL-1031 HW Amsterdam (NL) (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)