DK108617C - Method for retrieving an underwater borehole equipment from the seabed. - Google Patents

Method for retrieving an underwater borehole equipment from the seabed.

Info

Publication number
DK108617C
DK108617C DK508665AA DK508665A DK108617C DK 108617 C DK108617 C DK 108617C DK 508665A A DK508665A A DK 508665AA DK 508665 A DK508665 A DK 508665A DK 108617 C DK108617 C DK 108617C
Authority
DK
Denmark
Prior art keywords
seabed
retrieving
borehole equipment
underwater borehole
underwater
Prior art date
Application number
DK508665AA
Other languages
Danish (da)
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Application granted granted Critical
Publication of DK108617C publication Critical patent/DK108617C/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/12—Underwater drilling
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B17/012—Risers with buoyancy elements
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
DK508665AA 1964-10-05 1965-10-04 Method for retrieving an underwater borehole equipment from the seabed. DK108617C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US401480A US3330339A (en) 1964-10-05 1964-10-05 Method of removing a wellhead assembly from the ocean floor

Publications (1)

Publication Number Publication Date
DK108617C true DK108617C (en) 1968-01-15

Family

ID=23587938

Family Applications (1)

Application Number Title Priority Date Filing Date
DK508665AA DK108617C (en) 1964-10-05 1965-10-04 Method for retrieving an underwater borehole equipment from the seabed.

Country Status (7)

Country Link
US (1) US3330339A (en)
BE (1) BE670492A (en)
DK (1) DK108617C (en)
ES (1) ES318103A1 (en)
GB (1) GB1122004A (en)
NL (1) NL6512826A (en)
NO (1) NO117070B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3421580A (en) * 1966-08-15 1969-01-14 Rockwell Mfg Co Underwater well completion method and apparatus
US3461958A (en) * 1967-01-16 1969-08-19 Cicero C Brown Methods and apparatus for installation and removal of preventer stacks in offshore oil and gas wells
US3498374A (en) * 1967-11-14 1970-03-03 Rockwell Mfg Co Underwater safety connector
US3603385A (en) * 1969-02-04 1971-09-07 Offshore Systems Inc Method and apparatus for removably coupling a blowout preventer stack to an underwater wellhead casing
US3638721A (en) * 1969-12-10 1972-02-01 Exxon Production Research Co Flexible connection for rotating blowout preventer
US3666009A (en) * 1970-01-23 1972-05-30 Gulf Oil Corp Method and apparatus for shutting in offshore wells
US4126183A (en) * 1976-12-09 1978-11-21 Deep Oil Technology, Inc. Offshore well apparatus with a protected production system
GB9604917D0 (en) * 1996-03-08 1996-05-08 Red Baron Oil Tools Rental Removal of wellhead assemblies
GB9712537D0 (en) * 1997-06-17 1997-08-20 Sedco Forex Tech Inc Method and apparatus for drilling subsea wells
US6702031B2 (en) 2001-02-02 2004-03-09 Baker Hughes Incorporated Anchoring device removal method and apparatus
WO2005016581A2 (en) * 2003-08-12 2005-02-24 Oceaneering International, Inc. Casing cutter
US9689233B2 (en) * 2014-06-30 2017-06-27 Cameron International Corporation Platform to service a blowout preventer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2988145A (en) * 1956-12-03 1961-06-13 Baker Oil Tools Inc Well bore drilling and cementing apparatus
US3177942A (en) * 1958-01-27 1965-04-13 Shell Oil Co Well head assembly with telescoping tubing
US3145775A (en) * 1958-01-30 1964-08-25 Jersey Prod Res Co Method and apparatus for conducting offshore drilling operations
US3259191A (en) * 1958-05-05 1966-07-05 Ross A Mcclintcck Subsea blowout prevention and landing apparatus
US3186486A (en) * 1959-02-24 1965-06-01 Mcevoy Co Well completion
US3195638A (en) * 1959-08-03 1965-07-20 Cameron Iron Works Inc Submarie wellhead apparatus
US3115933A (en) * 1960-08-10 1963-12-31 Shell Oil Co Apparatus for installing and retrieving equipment from underwater wells

Also Published As

Publication number Publication date
US3330339A (en) 1967-07-11
GB1122004A (en) 1968-07-31
ES318103A1 (en) 1965-12-16
BE670492A (en) 1966-04-04
NO117070B (en) 1969-06-30
NL6512826A (en) 1966-04-06

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