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GB201406203D0 - Compliant dart-style reverse-flow check valve - Google Patents

Compliant dart-style reverse-flow check valve

Info

Publication number
GB201406203D0
GB201406203D0 GBGB1406203.8A GB201406203A GB201406203D0 GB 201406203 D0 GB201406203 D0 GB 201406203D0 GB 201406203 A GB201406203 A GB 201406203A GB 201406203 D0 GB201406203 D0 GB 201406203D0
Authority
GB
United Kingdom
Prior art keywords
dart
compliant
check valve
flow check
style reverse
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
GBGB1406203.8A
Other versions
GB2510070A (en
GB2510070B (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.)
Schlumberger Holdings Ltd
Original Assignee
Schlumberger Holdings 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 Schlumberger Holdings Ltd filed Critical Schlumberger Holdings Ltd
Priority claimed from GB201200318A external-priority patent/GB2484613B/en
Publication of GB201406203D0 publication Critical patent/GB201406203D0/en
Publication of GB2510070A publication Critical patent/GB2510070A/en
Application granted granted Critical
Publication of GB2510070B publication Critical patent/GB2510070B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
    • E21B43/121—Lifting well fluids
    • E21B43/122—Gas lift
    • E21B43/123—Gas lift valves
    • 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

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)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
GB1406203.8A 2009-06-17 2010-06-11 Compliant dart-style reverse-flow check valve Active GB2510070B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US18768009P 2009-06-17 2009-06-17
GB201200318A GB2484613B (en) 2009-06-17 2010-06-11 Compliant dart-style reverse-flow check valve suitable for use downhole

Publications (3)

Publication Number Publication Date
GB201406203D0 true GB201406203D0 (en) 2014-05-21
GB2510070A GB2510070A (en) 2014-07-23
GB2510070B GB2510070B (en) 2014-08-27

Family

ID=51022548

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1406203.8A Active GB2510070B (en) 2009-06-17 2010-06-11 Compliant dart-style reverse-flow check valve

Country Status (1)

Country Link
GB (1) GB2510070B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9689241B2 (en) * 2014-11-26 2017-06-27 General Electric Company Gas lift valve assemblies having fluid flow barrier and methods of assembling same
US9765603B2 (en) 2014-11-26 2017-09-19 General Electric Company Gas lift valve assemblies and methods of assembling same

Also Published As

Publication number Publication date
GB2510070A (en) 2014-07-23
GB2510070B (en) 2014-08-27

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