(19)

(11)

EP 3 938 617 A1

(12)

(43) Date of publication: 19.01.2022 Bulletin 2022/03 (21) Application number: 20712656.6 (22) Date of filing: 11.03.2020

(51) International Patent Classification (IPC):  E21B 33/038(2006.01) H01R 13/523(2006.01) (52) Cooperative Patent Classification (CPC): H01R 13/523; E21B 33/0385; H01R 13/5205; H01R 13/5219 (86) International application number: PCT/GB2020/050613 (87) International publication number: WO 2020/183178 (17.09.2020 Gazette 2020/38)

(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: 12.03.2019 GB 201903356 (71) Applicants: Aker Solutions IP Ltd London Greater London W4 5HR (GB) Aker Solutions Limited London, Greater London W4 5HR (GB)	(72) Inventor: SLATER, Robin Ellon Aberdeenshire AB41 8HQ (GB) (74) Representative: HGF  HGF Limited 1 City Walk Leeds LS11 9DX Leeds LS11 9DX (GB)