(19)

(11)

EP 3 612 619 A1

(12)

(43) Date of publication: 26.02.2020 Bulletin 2020/09 (21) Application number: 18725751.4 (22) Date of filing: 17.04.2018

(51) International Patent Classification (IPC):  C10M 139/06(2006.01) C10M 133/12(2006.01) C10M 169/02(2006.01) (86) International application number: PCT/EP2018/059785 (87) International publication number: WO 2018/192924 (25.10.2018 Gazette 2018/43)

(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 Designated Validation States: KH MA MD TN (30) Priority: 19.04.2017 US 201715491043 (71) Applicant: Shell Internationale Research Maatschappij B.V. 2596 HR Den Haag (NL)	(72) Inventors: MAYERNICK, Adam, David Houston TX 77057 (US) DIXON, Richard, Thomas Houston TX 77082-3101 (US) (74) Representative: Shell Legal Services IP  PO Box 384 2501 CJ The Hague 2501 CJ The Hague (NL)