(19)
(11) EP 4 453 373 A1

(12)

(43) Date of publication:
30.10.2024 Bulletin 2024/44

(21) Application number: 22912071.2

(22) Date of filing: 20.12.2022
(51) International Patent Classification (IPC): 
E21B 17/01(2006.01)
B63B 27/24(2006.01)
 B63B 22/04(2006.01)
(52) Cooperative Patent Classification (CPC):
F16L 1/24; E21B 17/012; E21B 17/015
(86) International application number:
PCT/NO2022/050323
(87) International publication number:
WO 2023/121478 (29.06.2023 Gazette 2023/26)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(30) Priority: 22.12.2021 NO 20211570

(71) Applicant: OVUN AS
6301 Åndalsnes (NO)

(72) Inventor:
  • BURGER, Charl
    1394 Nesbru (NO)

(74) Representative: Zacco Norway AS 
P.O. Box 488 Skøyen
0213 Oslo
0213 Oslo (NO)

   


(54) A BUOYANCY AND CLAMPING ASSEMBLY FOR USE WITH A SUBSEA LINE AND A METHOD FOR PROVIDING BUOYANCY TO A SUBSEA LINE