DE3581602D1 - Werkzeug im bohrloch. - Google Patents

Werkzeug im bohrloch.

Info

Publication number
DE3581602D1
DE3581602D1 DE8585308446T DE3581602T DE3581602D1 DE 3581602 D1 DE3581602 D1 DE 3581602D1 DE 8585308446 T DE8585308446 T DE 8585308446T DE 3581602 T DE3581602 T DE 3581602T DE 3581602 D1 DE3581602 D1 DE 3581602D1
Authority
DE
Germany
Prior art keywords
hole
tool
hole hole
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
DE8585308446T
Other languages
English (en)
Inventor
Harold Kent Beck
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.)
Halliburton Co
Original Assignee
Halliburton Co
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 US06/676,022 external-priority patent/US4595060A/en
Priority claimed from US06/676,138 external-priority patent/US4617999A/en
Application filed by Halliburton Co filed Critical Halliburton Co
Application granted granted Critical
Publication of DE3581602D1 publication Critical patent/DE3581602D1/de
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
    • 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
    • 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
    • E21B34/108—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole with time delay systems, e.g. hydraulic impedance mechanisms
    • 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)
  • Earth Drilling (AREA)
DE8585308446T 1984-11-28 1985-11-20 Werkzeug im bohrloch. Expired - Fee Related DE3581602D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/676,022 US4595060A (en) 1984-11-28 1984-11-28 Downhole tool with compressible well fluid chamber
US06/676,138 US4617999A (en) 1984-11-28 1984-11-28 Downhole tool with compression chamber

Publications (1)

Publication Number Publication Date
DE3581602D1 true DE3581602D1 (de) 1991-03-07

Family

ID=27101460

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585308446T Expired - Fee Related DE3581602D1 (de) 1984-11-28 1985-11-20 Werkzeug im bohrloch.

Country Status (2)

Country Link
EP (1) EP0183482B1 (de)
DE (1) DE3581602D1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8909892D0 (en) * 1989-04-28 1989-06-14 Exploration & Prod Serv Well control apparatus
US10619449B2 (en) 2015-02-26 2020-04-14 Smartcoil Solution As System and method for controlling placement of a flowable material in a well with a low formation pressure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3664415A (en) * 1970-09-14 1972-05-23 Halliburton Co Method and apparatus for testing wells
US3856085A (en) * 1973-11-15 1974-12-24 Halliburton Co Improved annulus pressure operated well testing apparatus and its method of operation
US4083409A (en) * 1977-05-02 1978-04-11 Halliburton Company Full flow bypass valve
US4341266A (en) * 1980-09-15 1982-07-27 Lynes, Inc. Pressure operated test tool
US4444268A (en) * 1982-03-04 1984-04-24 Halliburton Company Tester valve with silicone liquid spring

Also Published As

Publication number Publication date
EP0183482B1 (de) 1991-01-30
EP0183482A3 (en) 1988-07-20
EP0183482A2 (de) 1986-06-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee