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EP 4 499 788 A1

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(43) Date of publication: 05.02.2025 Bulletin 2025/06 (21) Application number: 22718564.2 (22) Date of filing: 31.03.2022

(51) International Patent Classification (IPC):  C10M 133/38(2006.01) C10N 30/06(2006.01) C10N 30/00(2006.01) C10N 40/25(2006.01) C10M 133/40(2006.01) C10N 30/12(2006.01) C10N 40/04(2006.01) (52) Cooperative Patent Classification (CPC): C10M 133/38; C10M 133/40; C10M 2215/22; C10M 2215/222; C10N 2030/06; C10N 2030/12; C10N 2030/36; C10N 2030/45; C10N 2030/52; C10N 2040/25; C10N 2040/042; C10N 2040/044 (86) International application number: PCT/US2022/071485 (87) International publication number: WO 2023/191886 (05.10.2023 Gazette 2023/40)

(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 (71) Applicants: Chevron Oronite Company LLC San Ramon, CA 94583 (US) Chevron Japan Ltd. Tokyo 105-6218 (JP)	(72) Inventors: RUHE, Jr., William Raymond San Ramon, California 94583-0806 (US) FUCHI, Masami Tokyo 105-6218 (JP) HOSSEINI, Seyedeh Mahboobeh San Ramon, California 94583-0806 (US) (74) Representative: Haseltine Lake Kempner LLP  One Portwall Square Portwall Lane Bristol BS1 6BH Bristol BS1 6BH (GB)