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EP 4 816 496 A1

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(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24827343.5 (22) Date of filing: 21.11.2024

(51) International Patent Classification (IPC):  C10G 1/06(2006.01) C10G 3/00(2006.01) C10G 1/10(2006.01) (52) Cooperative Patent Classification (CPC): C10G 1/06; C10G 2300/1003; C10G 1/10; C10G 3/42; C10G 3/50; C10G 2300/1011; Y02P 30/20 (86) International application number: PCT/US2024/056969 (87) International publication number: WO 2025/117341 (05.06.2025 Gazette 2025/23)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: GE KH MA MD TN (30) Priority: 28.11.2023 US 202363603295 P (71) Applicant: Shell Internationale Research Maatschappij B.V. 2596 HR The Hague (NL)	(72) Inventors: RAMANATHAN, Ramkumar Karnataka, Bangalore North 562149 (IN) JANCKER, Steffen 21107 Hamburg (DE) CHEN, Zhong, Xin Beijing, 100004 (CN) (74) Representative: Shell Technology IP Department  PO Box 384 2501 CJ The Hague 2501 CJ The Hague (NL)