GB201005155D0 - Surface controlled fail safe annular safety valve - Google Patents

Surface controlled fail safe annular safety valve

Info

Publication number
GB201005155D0
GB201005155D0 GBGB1005155.5A GB201005155A GB201005155D0 GB 201005155 D0 GB201005155 D0 GB 201005155D0 GB 201005155 A GB201005155 A GB 201005155A GB 201005155 D0 GB201005155 D0 GB 201005155D0
Authority
GB
United Kingdom
Prior art keywords
safety valve
fail safe
surface controlled
annular safety
controlled fail
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.)
Withdrawn
Application number
GBGB1005155.5A
Other versions
GB2479000A (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.)
BORTHWICK GERRY
Original Assignee
BORTHWICK GERRY
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 BORTHWICK GERRY filed Critical BORTHWICK GERRY
Priority to GB1005155A priority Critical patent/GB2479000A/en
Publication of GB201005155D0 publication Critical patent/GB201005155D0/en
Publication of GB2479000A publication Critical patent/GB2479000A/en
Withdrawn legal-status Critical Current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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • 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
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • E21B33/127—Packers; Plugs with inflatable sleeve
    • 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

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)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
GB1005155A 2010-03-27 2010-03-27 A surface controlled annular safety device Withdrawn GB2479000A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1005155A GB2479000A (en) 2010-03-27 2010-03-27 A surface controlled annular safety device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1005155A GB2479000A (en) 2010-03-27 2010-03-27 A surface controlled annular safety device

Publications (2)

Publication Number Publication Date
GB201005155D0 true GB201005155D0 (en) 2010-05-12
GB2479000A GB2479000A (en) 2011-09-28

Family

ID=42228444

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1005155A Withdrawn GB2479000A (en) 2010-03-27 2010-03-27 A surface controlled annular safety device

Country Status (1)

Country Link
GB (1) GB2479000A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2568108B1 (en) 2011-09-06 2014-05-28 Vetco Gray Inc. A control system for a subsea well

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3288221A (en) * 1964-03-06 1966-11-29 Pan American Petroleum Corp Subsurface safety valve
US4022273A (en) * 1975-10-10 1977-05-10 Cook Testing Co. Bottom hole flow control apparatus
GB2235938B (en) * 1989-08-31 1993-01-27 British Petroleum Co Plc Annulus safety valve
US5310004A (en) * 1993-01-13 1994-05-10 Camco International Inc. Fail safe gas bias safety valve
US6513594B1 (en) * 2000-10-13 2003-02-04 Schlumberger Technology Corporation Subsurface safety valve
US7552774B2 (en) * 2006-12-05 2009-06-30 Baker Hughes Incorporated Control line hydrostatic minimally sensitive control system

Also Published As

Publication number Publication date
GB2479000A (en) 2011-09-28

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)