EP4334569A4 - Unterwasser-hydratentfernungsanordnung - Google Patents

Unterwasser-hydratentfernungsanordnung

Info

Publication number
EP4334569A4
EP4334569A4 EP22799191.6A EP22799191A EP4334569A4 EP 4334569 A4 EP4334569 A4 EP 4334569A4 EP 22799191 A EP22799191 A EP 22799191A EP 4334569 A4 EP4334569 A4 EP 4334569A4
Authority
EP
European Patent Office
Prior art keywords
removal kit
hydrate removal
underwater
underwater hydrate
kit
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
EP22799191.6A
Other languages
English (en)
French (fr)
Other versions
EP4334569A1 (de
Inventor
Marius FRITZMAN-LARSEN
Steingrim Thommesen
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.)
Akofs Offshore Operation AS
Original Assignee
Akofs Offshore Operation AS
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
Application filed by Akofs Offshore Operation AS filed Critical Akofs Offshore Operation AS
Publication of EP4334569A1 publication Critical patent/EP4334569A1/de
Publication of EP4334569A4 publication Critical patent/EP4334569A4/de
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
    • E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
    • E21B41/0007—Equipment or details not covered by groups E21B15/00 - E21B40/00 for underwater installations
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • 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
    • E21B37/00—Methods or apparatus for cleaning boreholes or wells
    • 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
    • E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
    • E21B41/0099—Equipment or details not covered by groups E21B15/00 - E21B40/00 specially adapted for drilling for or production of natural hydrate or clathrate gas reservoirs; Drilling through or monitoring of formations containing gas hydrates or clathrates
    • 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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/34—Arrangements for separating materials produced by the well
    • E21B43/36—Underwater separating arrangements

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Cleaning In General (AREA)
EP22799191.6A 2021-05-05 2022-05-02 Unterwasser-hydratentfernungsanordnung Pending EP4334569A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20210561A NO346842B1 (en) 2021-05-05 2021-05-05 Subsea hydrate removal assembly
PCT/NO2022/050099 WO2022235165A1 (en) 2021-05-05 2022-05-02 Subsea hydrate removal assembly

Publications (2)

Publication Number Publication Date
EP4334569A1 EP4334569A1 (de) 2024-03-13
EP4334569A4 true EP4334569A4 (de) 2025-06-04

Family

ID=83932887

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22799191.6A Pending EP4334569A4 (de) 2021-05-05 2022-05-02 Unterwasser-hydratentfernungsanordnung

Country Status (4)

Country Link
EP (1) EP4334569A4 (de)
BR (1) BR112023022909A2 (de)
NO (1) NO346842B1 (de)
WO (1) WO2022235165A1 (de)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080296025A1 (en) * 2007-06-01 2008-12-04 Olav Inderberg Control system
CN104324916B (zh) * 2014-09-28 2016-08-24 中国海洋石油总公司 水合物治理橇
US20190136671A1 (en) * 2016-04-29 2019-05-09 Forsys Subsea Limited Depressurisation method and apparatus for subsea equipment

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO20005595D0 (no) * 2000-09-19 2000-11-06 Aker Eng As Pensing av brönnström
RU2402674C1 (ru) * 2009-05-22 2010-10-27 Общество с ограниченной ответственностью "Веттос" Способ добычи газов и пресной воды из подводных газогидратов снижением гидростатического давления
WO2017135941A1 (en) * 2016-02-03 2017-08-10 Fmc Technologies Offshore, Llc Systems for removing blockages in subsea flowlines and equipment
US9797223B1 (en) * 2016-08-17 2017-10-24 Onesubsea Ip Uk Limited Systems and methods for hydrate removal
NO20180964A1 (en) * 2018-07-09 2020-01-10 Subsea 7 Norway As Subsea fluid storage unit
BR102018068428B1 (pt) * 2018-09-12 2021-12-07 Petróleo Brasileiro S.A. - Petrobras Sistema não residente e método para despressurização de equipamentos e linhas submarinas

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080296025A1 (en) * 2007-06-01 2008-12-04 Olav Inderberg Control system
CN104324916B (zh) * 2014-09-28 2016-08-24 中国海洋石油总公司 水合物治理橇
US20190136671A1 (en) * 2016-04-29 2019-05-09 Forsys Subsea Limited Depressurisation method and apparatus for subsea equipment

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022235165A1 *

Also Published As

Publication number Publication date
WO2022235165A1 (en) 2022-11-10
NO20210561A1 (en) 2022-11-07
NO346842B1 (en) 2023-01-30
EP4334569A1 (de) 2024-03-13
BR112023022909A2 (pt) 2024-01-23

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RIC1 Information provided on ipc code assigned before grant

Ipc: E21B 43/36 20060101ALI20250206BHEP

Ipc: E21B 41/00 20060101ALI20250206BHEP

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