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(11)

EP 4 301 654 A1

(12)

(43) Date of publication: 10.01.2024 Bulletin 2024/02 (21) Application number: 22763952.3 (22) Date of filing: 02.03.2022

(51) International Patent Classification (IPC):  B63B 21/50(2006.01) B63B 21/27(2006.01) B63B 21/00(2006.01) B63B 59/02(2006.01) B63B 27/34(2006.01) B63B 21/20(2006.01) (52) Cooperative Patent Classification (CPC): B63B 59/02; B63B 21/50; B63B 2035/448 (86) International application number: PCT/US2022/018471 (87) International publication number: WO 2022/187328 (09.09.2022 Gazette 2022/36)

(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: 02.03.2021 US 202163155723 P (71) Applicant: Exmar Offshore Company Houston, TX 77042 (US)	(72) Inventors: DASILVA, Otto Houston, TX 77042 (US) TIAN, Zhigang Houston, TX 77042 (US) RADANOVIC, Branka Houston, TX 77042 (US) (74) Representative: McWilliams, David John  Withers & Rogers LLP 2 London Bridge London SE1 9RA London SE1 9RA (GB)