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GB2411193B - Bi-directional barrier - Google Patents

Bi-directional barrier

Info

Publication number
GB2411193B
GB2411193B GB0511677A GB0511677A GB2411193B GB 2411193 B GB2411193 B GB 2411193B GB 0511677 A GB0511677 A GB 0511677A GB 0511677 A GB0511677 A GB 0511677A GB 2411193 B GB2411193 B GB 2411193B
Authority
GB
United Kingdom
Prior art keywords
directional barrier
directional
barrier
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
GB0511677A
Other versions
GB2411193A (en
GB0511677D0 (en
Inventor
Benjamin Horne
David Cameron
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.)
Baker Hughes Holdings LLC
Original Assignee
Baker Hughes Inc
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 Baker Hughes Inc filed Critical Baker Hughes Inc
Priority to GB0600797A priority Critical patent/GB2418694B/en
Priority claimed from GB0412899A external-priority patent/GB2400394B/en
Publication of GB0511677D0 publication Critical patent/GB0511677D0/en
Publication of GB2411193A publication Critical patent/GB2411193A/en
Application granted granted Critical
Publication of GB2411193B publication Critical patent/GB2411193B/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
    • E21B34/08—Valve arrangements for boreholes or wells in wells responsive to flow or pressure of the fluid obtained
    • 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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/12—Valve arrangements for boreholes or wells in wells operated by movement of casings or tubings
    • 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
    • E21B34/14—Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools
    • 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)
GB0511677A 2001-12-19 2002-12-18 Bi-directional barrier Expired - Fee Related GB2411193B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0600797A GB2418694B (en) 2001-12-19 2002-12-18 Bi-directional barrier

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34272101P 2001-12-19 2001-12-19
GB0412899A GB2400394B (en) 2001-12-19 2002-12-18 Bi-directional barrier

Publications (3)

Publication Number Publication Date
GB0511677D0 GB0511677D0 (en) 2005-07-13
GB2411193A GB2411193A (en) 2005-08-24
GB2411193B true GB2411193B (en) 2006-03-29

Family

ID=34828678

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0511677A Expired - Fee Related GB2411193B (en) 2001-12-19 2002-12-18 Bi-directional barrier

Country Status (1)

Country Link
GB (1) GB2411193B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7673689B2 (en) 2006-06-12 2010-03-09 Weatherford/Lamb, Inc. Dual flapper barrier valve
US7762336B2 (en) 2006-06-12 2010-07-27 Weatherford/Lamb, Inc. Flapper latch

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4846281A (en) * 1987-08-27 1989-07-11 Otis Engineering Corporation Dual flapper valve assembly
US6015014A (en) * 1996-05-29 2000-01-18 Baker Hughes Incorporated Downhole lubricator and method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4846281A (en) * 1987-08-27 1989-07-11 Otis Engineering Corporation Dual flapper valve assembly
US6015014A (en) * 1996-05-29 2000-01-18 Baker Hughes Incorporated Downhole lubricator and method

Also Published As

Publication number Publication date
GB2411193A (en) 2005-08-24
GB0511677D0 (en) 2005-07-13

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Legal Events

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

Effective date: 20121218