(19)

(11)

EP 4 237 520 A1

(12)

(43) Date of publication: 06.09.2023 Bulletin 2023/36 (21) Application number: 21805639.8 (22) Date of filing: 27.10.2021

(51) International Patent Classification (IPC):  C10M 169/04(2006.01) C10N 10/12(2006.01) C10N 30/00(2006.01) C10N 30/08(2006.01) C10N 40/25(2006.01) C10N 10/06(2006.01) C10N 20/00(2006.01) C10N 30/02(2006.01) C10N 30/10(2006.01) C10N 60/14(2006.01) (52) Cooperative Patent Classification (CPC): C10M 169/04; C10M 2227/066; C10M 2227/061; C10N 2010/06; C10N 2010/12; C10N 2020/071; C10N 2020/019; C10N 2030/02; C10N 2030/08; C10N 2030/10; C10N 2030/42; C10N 2030/43; C10N 2030/45; C10N 2030/54; C10N 2030/68; C10N 2030/72; C10N 2040/252; C10N 2040/253; C10N 2060/14 (86) International application number: PCT/IB2021/059908 (87) International publication number: WO 2022/090946 (05.05.2022 Gazette 2022/18)

(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: 28.10.2020 US 202063106538 P (71) Applicant: Chevron U.S.A. Inc. San Ramon, California 94583-0806 (US)	(72) Inventors: VAN DAM, Willem San Ramon, California 94583 (US) PATEL, Mihir K. San Ramon, California 94583 (US) (74) Representative: Haseltine Lake Kempner LLP  One Portwall Square Portwall Lane Bristol BS1 6BH Bristol BS1 6BH (GB)