GB2285077B - Abandonment of offshore oil wells - Google Patents

Abandonment of offshore oil wells

Info

Publication number
GB2285077B
GB2285077B GB9425197A GB9425197A GB2285077B GB 2285077 B GB2285077 B GB 2285077B GB 9425197 A GB9425197 A GB 9425197A GB 9425197 A GB9425197 A GB 9425197A GB 2285077 B GB2285077 B GB 2285077B
Authority
GB
United Kingdom
Prior art keywords
abandonment
oil wells
offshore oil
offshore
wells
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.)
Expired - Fee Related
Application number
GB9425197A
Other versions
GB2285077A (en
GB9425197D0 (en
Inventor
David Dixon
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.)
DSND OCEANTECH Ltd
Ocean Technical Services Ltd
Original Assignee
DSND OCEANTECH Ltd
Ocean Technical Services Ltd
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 DSND OCEANTECH Ltd, Ocean Technical Services Ltd filed Critical DSND OCEANTECH Ltd
Priority to GB9425197A priority Critical patent/GB2285077B/en
Publication of GB9425197D0 publication Critical patent/GB9425197D0/en
Publication of GB2285077A publication Critical patent/GB2285077A/en
Application granted granted Critical
Publication of GB2285077B publication Critical patent/GB2285077B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • E21B33/035—Well heads; Setting-up thereof specially adapted for 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
    • E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • E21B29/02—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground by explosives or by thermal or chemical means
    • 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
    • E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • E21B29/12—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground specially adapted for underwater installations

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
GB9425197A 1993-12-10 1994-12-12 Abandonment of offshore oil wells Expired - Fee Related GB2285077B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9425197A GB2285077B (en) 1993-12-10 1994-12-12 Abandonment of offshore oil wells

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939325329A GB9325329D0 (en) 1993-12-10 1993-12-10 Offshore wellheads
GB9425197A GB2285077B (en) 1993-12-10 1994-12-12 Abandonment of offshore oil wells

Publications (3)

Publication Number Publication Date
GB9425197D0 GB9425197D0 (en) 1995-02-08
GB2285077A GB2285077A (en) 1995-06-28
GB2285077B true GB2285077B (en) 1997-03-26

Family

ID=10746421

Family Applications (2)

Application Number Title Priority Date Filing Date
GB939325329A Pending GB9325329D0 (en) 1993-12-10 1993-12-10 Offshore wellheads
GB9425197A Expired - Fee Related GB2285077B (en) 1993-12-10 1994-12-12 Abandonment of offshore oil wells

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB939325329A Pending GB9325329D0 (en) 1993-12-10 1993-12-10 Offshore wellheads

Country Status (3)

Country Link
AU (1) AU1197495A (en)
GB (2) GB9325329D0 (en)
WO (1) WO1995016102A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2321634A (en) 1997-01-29 1998-08-05 Weatherford Lamb Tong positioning apparatus
US6827145B2 (en) 1997-01-29 2004-12-07 Weatherford/Lamb, Inc. Methods and apparatus for severing nested strings of tubulars
CA2433362C (en) * 2001-03-20 2006-07-18 Weatherford/Lamb, Inc. Methods and apparatus for severing nested strings of tubulars
GB2391241B (en) * 2001-04-17 2005-05-18 Fmc Technologies Nested stack-down casing hanger system for subsea wellheads for annulus pressure monitoring
US6845815B2 (en) 2002-08-27 2005-01-25 Fmc Technologies, Inc. Temporary abandonment cap
DK3172398T3 (en) * 2014-07-25 2019-07-29 Helix Energy Solutions Group Inc METHOD OF UNDERWATER CONTAINMENT AND SYSTEM
CN113073946B (en) * 2020-05-13 2022-12-06 中国海洋石油集团有限公司 Using method of riser device with protective pipe
US11692407B1 (en) * 2022-10-25 2023-07-04 Saudi Arabian Oil Company Systems and methods for a mudline suspension system corrosion cap and running tool with shearing screws

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5107931A (en) * 1990-11-14 1992-04-28 Valka William A Temporary abandonment cap and tool
GB2275282A (en) * 1993-02-11 1994-08-24 Halliburton Co Abandonment of sub-sea wells

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5146989A (en) * 1989-08-03 1992-09-15 Homco International Inc. Apparatus for recovering a wellhead

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5107931A (en) * 1990-11-14 1992-04-28 Valka William A Temporary abandonment cap and tool
GB2275282A (en) * 1993-02-11 1994-08-24 Halliburton Co Abandonment of sub-sea wells

Also Published As

Publication number Publication date
GB2285077A (en) 1995-06-28
GB9325329D0 (en) 1994-02-16
WO1995016102A1 (en) 1995-06-15
AU1197495A (en) 1995-06-27
GB9425197D0 (en) 1995-02-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20011212