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EP 4 532 902 A1

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(43) Date of publication: 09.04.2025 Bulletin 2025/15 (21) Application number: 23730024.9 (22) Date of filing: 26.05.2023

(51) International Patent Classification (IPC):  F01K 7/16(2006.01) (52) Cooperative Patent Classification (CPC): F01K 7/165 (86) International application number: PCT/EP2023/064246 (87) International publication number: WO 2023/232704 (07.12.2023 Gazette 2023/49)

(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: KH MA MD TN (30) Priority: 31.05.2022 EP 22176496 (71) Applicant: Basell Polyolefine GmbH 50389 Wesseling (DE)

(72) Inventors: SCHELL, Hans-Martin 65926 Frankfurt/M. (DE) GROHS, Cornelia 65926 Frankfurt/M. (DE) WILLEMS, Sascha 65926 Frankfurt/M. (DE) GONIOUKH, Andrei 65926 Frankfurt/M. (DE) SCHICHT, Andreas 65926 Frankfurt/M. (DE) HARMENS, Gunter 65926 Frankfurt/M. (DE) (74) Representative: LyondellBasell  c/o Basell Polyolefine GmbH Industriepark Hoechst, Bldg. E413 65926 Frankfurt am Main 65926 Frankfurt am Main (DE)