EP4528069A4 - Mechanism for coupling and supporting a bend stiffener with single external actuation - Google Patents

Mechanism for coupling and supporting a bend stiffener with single external actuation

Info

Publication number
EP4528069A4
EP4528069A4 EP23885235.4A EP23885235A EP4528069A4 EP 4528069 A4 EP4528069 A4 EP 4528069A4 EP 23885235 A EP23885235 A EP 23885235A EP 4528069 A4 EP4528069 A4 EP 4528069A4
Authority
EP
European Patent Office
Prior art keywords
coupling
supporting
single external
bend stiffener
external actuation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP23885235.4A
Other languages
German (de)
French (fr)
Other versions
EP4528069A1 (en
Inventor
Dos Reis Bruno Pinho
Melo Medeiros Jorge Gomes De
Da Silva Joao Luis Batista
Gilnei Reckziegel
Ferreira Claudio Violante
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Petroleo Brasileiro SA Petrobras
Original Assignee
Petroleo Brasileiro SA Petrobras
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from BR102022022377-7A external-priority patent/BR102022022377A2/en
Application filed by Petroleo Brasileiro SA Petrobras filed Critical Petroleo Brasileiro SA Petrobras
Publication of EP4528069A1 publication Critical patent/EP4528069A1/en
Publication of EP4528069A4 publication Critical patent/EP4528069A4/en
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/01—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/01—Risers
    • E21B17/017—Bend restrictors for limiting stress on risers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/002—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables specially adapted for underwater drilling
    • E21B19/004—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables specially adapted for underwater drilling supporting a riser from a drilling or production platform

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Flexible Shafts (AREA)
  • Earth Drilling (AREA)
EP23885235.4A 2022-11-03 2023-11-17 Mechanism for coupling and supporting a bend stiffener with single external actuation Pending EP4528069A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BR102022022377-7A BR102022022377A2 (en) 2022-11-03 CURVATURE STAFFER COUPLING AND SUPPORT MECHANISM WITH SINGLE EXTERNAL DRIVE
PCT/IB2023/061657 WO2024095248A1 (en) 2022-11-03 2023-11-17 Mechanism for coupling and supporting a bend stiffener with single external actuation

Publications (2)

Publication Number Publication Date
EP4528069A1 EP4528069A1 (en) 2025-03-26
EP4528069A4 true EP4528069A4 (en) 2026-03-04

Family

ID=90929873

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23885235.4A Pending EP4528069A4 (en) 2022-11-03 2023-11-17 Mechanism for coupling and supporting a bend stiffener with single external actuation

Country Status (4)

Country Link
EP (1) EP4528069A4 (en)
CN (1) CN120569543A (en)
GB (1) GB2639494A (en)
WO (1) WO2024095248A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7293940B1 (en) * 2003-10-17 2007-11-13 Technip France Guide tube for a flexible pipe for transporting hydrocarbons
US7967070B2 (en) * 2006-07-12 2011-06-28 Deep Sea Technologies, Inc. Diverless connector for bend restrictors and/or bend stiffeners
US8573305B2 (en) * 2009-07-24 2013-11-05 Deep Sea Technologies, Inc. Pull-head release mechanism for bend stiffener connector
WO2021232131A1 (en) * 2020-05-21 2021-11-25 Petróleo Brasileiro S.A. - Petrobras Support for risers and method for coupling and uncoupling

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR9605669C1 (en) 1996-11-22 2000-03-21 Petroleo Brasileiro Sa submarine to a structure located on the surface.
BRPI0913772B1 (en) * 2009-10-09 2019-11-19 Petroleo Brasileiro Sa Petrobras self-locking pull riser stiffener and self-unlocking serve, and its method of operation
FR2975121B1 (en) * 2011-05-13 2014-05-09 Technip France DEVICE FOR FIXING A FIRST ELEMENT ON A RETAINING BRIDGE OF A SECOND ELEMENT, ASSOCIATED INSTALLATION AND METHOD
BRPI1106877B1 (en) * 2011-12-29 2020-07-28 Petroleo Brasileiro S.A. -Petrobras cushioning sleeve and anchoring method
BR102018011452B1 (en) * 2018-06-06 2021-08-10 Petróleo Brasileiro S.A. - Petrobras COUPLING SYSTEM BETWEEN A CURVATURE HARDENER AND A BELL MOUTH COMPRISING A PLURALITY OF LOCKING MECHANISMS

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7293940B1 (en) * 2003-10-17 2007-11-13 Technip France Guide tube for a flexible pipe for transporting hydrocarbons
US7967070B2 (en) * 2006-07-12 2011-06-28 Deep Sea Technologies, Inc. Diverless connector for bend restrictors and/or bend stiffeners
US8573305B2 (en) * 2009-07-24 2013-11-05 Deep Sea Technologies, Inc. Pull-head release mechanism for bend stiffener connector
WO2021232131A1 (en) * 2020-05-21 2021-11-25 Petróleo Brasileiro S.A. - Petrobras Support for risers and method for coupling and uncoupling

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2024095248A1 *

Also Published As

Publication number Publication date
GB202508191D0 (en) 2025-07-09
CN120569543A (en) 2025-08-29
EP4528069A1 (en) 2025-03-26
GB2639494A (en) 2025-09-24
GB2639494A8 (en) 2025-10-22
WO2024095248A1 (en) 2024-05-10

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