(19)
(11) EP 4 384 689 A1

(12)

(43) Date of publication:
19.06.2024 Bulletin 2024/25

(21) Application number: 22728918.8

(22) Date of filing: 13.05.2022
(51) International Patent Classification (IPC): 
E21B 34/08(2006.01)
E21B 43/12(2006.01)
(52) Cooperative Patent Classification (CPC):
E21B 34/08; E21B 43/12
(86) International application number:
PCT/EP2022/063099
(87) International publication number:
WO 2023/016676 (16.02.2023 Gazette 2023/07)
(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: 11.08.2021 WO PCT/EP2021/072427

(71) Applicant: Swellfix UK Limited
Kingshill Commercial ParkWesthillAberdeenshire AB32 6FQ (GB)

(72) Inventors:
  • VOLL, Benn
    40778 Hundvaag (NO)
  • ANDERSON, James
    NiggAberdeenshire AB12 4LE (GB)
  • ABBOTT, Jonathan
    Aberdeen AB15 9HQ (GB)
  • JIANG, Li
    Katy, Texas 77494 (US)

(74) Representative: Marks & Clerk LLP 
15 Fetter Lane
London EC4A 1BW
London EC4A 1BW (GB)

   


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