GB8602076D0 - Well bore valve apparatus - Google Patents

Well bore valve apparatus

Info

Publication number
GB8602076D0
GB8602076D0 GB868602076A GB8602076A GB8602076D0 GB 8602076 D0 GB8602076 D0 GB 8602076D0 GB 868602076 A GB868602076 A GB 868602076A GB 8602076 A GB8602076 A GB 8602076A GB 8602076 D0 GB8602076 D0 GB 8602076D0
Authority
GB
United Kingdom
Prior art keywords
well bore
valve apparatus
bore valve
well
valve
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
GB868602076A
Other versions
GB2170245A (en
GB2170245B (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 Technology Corp
Original Assignee
Schlumberger Technology 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
Priority claimed from GB08236789A external-priority patent/GB2132250B/en
Application filed by Schlumberger Technology Corp filed Critical Schlumberger Technology Corp
Priority to GB08602076A priority Critical patent/GB2170245B/en
Publication of GB8602076D0 publication Critical patent/GB8602076D0/en
Publication of GB2170245A publication Critical patent/GB2170245A/en
Application granted granted Critical
Publication of GB2170245B publication Critical patent/GB2170245B/en
Expired 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
    • 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
    • E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
    • E21B49/001—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells specially adapted for underwater installations
    • 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
    • E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
    • E21B49/08—Obtaining fluid samples or testing fluids, in boreholes or wells
    • E21B49/081—Obtaining fluid samples or testing fluids, in boreholes or wells with down-hole means for trapping a fluid sample
    • E21B49/0813—Sampling valve actuated by annulus pressure changes
    • 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
    • E21B2200/04—Ball 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)
  • Sampling And Sample Adjustment (AREA)
GB08602076A 1982-12-24 1986-01-28 Full bore sample valve apparatus Expired GB2170245B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08602076A GB2170245B (en) 1982-12-24 1986-01-28 Full bore sample valve apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB08236789A GB2132250B (en) 1982-12-24 1982-12-24 Full bore sampler valve apparatus
GB08602076A GB2170245B (en) 1982-12-24 1986-01-28 Full bore sample valve apparatus

Publications (3)

Publication Number Publication Date
GB8602076D0 true GB8602076D0 (en) 1986-03-05
GB2170245A GB2170245A (en) 1986-07-30
GB2170245B GB2170245B (en) 1987-04-15

Family

ID=26284785

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08602076A Expired GB2170245B (en) 1982-12-24 1986-01-28 Full bore sample valve apparatus

Country Status (1)

Country Link
GB (1) GB2170245B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6152229A (en) * 1998-08-24 2000-11-28 Abb Vetco Gray Inc. Subsea dual in-line ball valves
GB0017690D0 (en) * 2000-07-20 2000-09-06 Weatherford Lamb Improvements in valves

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4063593A (en) * 1977-02-16 1977-12-20 Halliburton Company Full-opening annulus pressure operated sampler valve with reverse circulation valve
DE2805789C3 (en) * 1977-02-16 1981-02-12 Halliburton Co., Duncan, Okla. (V.St.A.) Device for the investigation of oil wells

Also Published As

Publication number Publication date
GB2170245A (en) 1986-07-30
GB2170245B (en) 1987-04-15

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20021223