GB8627001D0 - Subsurface safety valve - Google Patents

Subsurface safety valve

Info

Publication number
GB8627001D0
GB8627001D0 GB868627001A GB8627001A GB8627001D0 GB 8627001 D0 GB8627001 D0 GB 8627001D0 GB 868627001 A GB868627001 A GB 868627001A GB 8627001 A GB8627001 A GB 8627001A GB 8627001 D0 GB8627001 D0 GB 8627001D0
Authority
GB
United Kingdom
Prior art keywords
safety valve
subsurface safety
subsurface
valve
safety
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.)
Granted
Application number
GB868627001A
Other versions
GB2186305B (en
GB2186305A (en
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.)
Otis Engineering Corp
Original Assignee
Otis Engineering Corp
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 Otis Engineering Corp filed Critical Otis Engineering Corp
Publication of GB8627001D0 publication Critical patent/GB8627001D0/en
Publication of GB2186305A publication Critical patent/GB2186305A/en
Priority to GB8904601A priority Critical patent/GB2213181B/en
Application granted granted Critical
Publication of GB2186305B publication Critical patent/GB2186305B/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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
    • E21B34/102—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole with means for locking the closing element in open or closed position
    • 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
    • E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
    • E21B2200/05—Flapper valves

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (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)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
GB8627001A 1986-02-10 1986-11-12 Surface-controlled subsurface safety valve Expired - Fee Related GB2186305B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8904601A GB2213181B (en) 1986-02-10 1989-02-28 Shifting tool for a subsurface safety valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82743386A 1986-02-10 1986-02-10

Publications (3)

Publication Number Publication Date
GB8627001D0 true GB8627001D0 (en) 1986-12-10
GB2186305A GB2186305A (en) 1987-08-12
GB2186305B GB2186305B (en) 1990-05-02

Family

ID=25249214

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8627001A Expired - Fee Related GB2186305B (en) 1986-02-10 1986-11-12 Surface-controlled subsurface safety valve

Country Status (4)

Country Link
AU (2) AU585093B2 (en)
CA (1) CA1265995A (en)
GB (1) GB2186305B (en)
SG (1) SG70790G (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2186305B (en) * 1986-02-10 1990-05-02 Otis Eng Co Surface-controlled subsurface safety valve
US4967845A (en) * 1989-11-28 1990-11-06 Baker Hughes Incorporated Lock open mechanism for downhole safety valve
US5598864A (en) * 1994-10-19 1997-02-04 Camco International Inc. Subsurface safety valve
US6575249B2 (en) * 2001-05-17 2003-06-10 Thomas Michael Deaton Apparatus and method for locking open a flow control device
US9988876B2 (en) * 2016-02-01 2018-06-05 Weatherford Technology Holdings, Llc Valve operable between open and closed configurations in response to same direction displacement
BR102018014310B1 (en) * 2018-07-13 2024-01-30 Petróleo Brasileiro S.A. - Petrobras CHECKING TOOL AND SUBSURFACE SAFETY VALVE CHECKING METHOD

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3981358A (en) * 1975-11-14 1976-09-21 Camco, Incorporated Well safety valve
US4077473A (en) * 1977-04-18 1978-03-07 Camco, Incorporated Well safety valve
US4469179A (en) * 1981-12-17 1984-09-04 Otis Engineering Corporation Safety system
US4479539A (en) * 1982-10-18 1984-10-30 Otis Engineering Corporation Downhole lock system
US4624315A (en) * 1984-10-05 1986-11-25 Otis Engineering Corporation Subsurface safety valve with lock-open system
US4574889A (en) * 1985-03-11 1986-03-11 Camco, Incorporated Method and apparatus for locking a subsurface safety valve in the open position
FR2582374B1 (en) * 1985-05-21 1987-07-10 Petroles Cie Francaise HYDRAULICALLY CONTROLLED SAFETY VALVE INCORPORABLE TO AN OIL WELL PRODUCTION TUBE
GB2186305B (en) * 1986-02-10 1990-05-02 Otis Eng Co Surface-controlled subsurface safety valve
US4723606A (en) * 1986-02-10 1988-02-09 Otis Engineering Corporation Surface controlled subsurface safety valve

Also Published As

Publication number Publication date
AU585093B2 (en) 1989-06-08
GB2186305B (en) 1990-05-02
SG70790G (en) 1990-10-26
AU610385B2 (en) 1991-05-16
CA1265995A (en) 1990-02-20
AU3376389A (en) 1989-06-29
AU6562986A (en) 1987-08-13
GB2186305A (en) 1987-08-12

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20031112