(19)
(11) EP 4 172 458 A1

(12)

(43) Date of publication:
03.05.2023 Bulletin 2023/18

(21) Application number: 21751499.1

(22) Date of filing: 28.06.2021
(51) International Patent Classification (IPC): 
E21B 33/035(2006.01)
(52) Cooperative Patent Classification (CPC):
E21B 33/0355; E21B 2200/03
(86) International application number:
PCT/EP2021/067654
(87) International publication number:
WO 2022/002835 (06.01.2022 Gazette 2022/01)
(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: 29.06.2020 GB 202009883

(71) Applicant: Aker Solutions AS
1325 Lysaker (NO)

(72) Inventors:
  • TANDBERG, Geir
    3408 Tranby (NO)
  • HALDORSEN, Henrik
    1389 Heggedal (NO)
  • MOEN, Stig
    1358 Jar (NO)
  • FISKVIK, Ståle
    0575 Oslo (NO)
  • SIGMUNDSTAD, Jone
    0656 Oslo (NO)
  • MØGEDAL, Øystein
    0476 Oslo (NO)

(74) Representative: HGF 
HGF Limited 1 City Walk
Leeds LS11 9DX
Leeds LS11 9DX (GB)

   


(54) SUBSEA CONTROL, ACTUATOR AND ASSOCIATED METHODS