DE3671497D1 - Werkzeug im bohrloch. - Google Patents

Werkzeug im bohrloch.

Info

Publication number
DE3671497D1
DE3671497D1 DE8686301966T DE3671497T DE3671497D1 DE 3671497 D1 DE3671497 D1 DE 3671497D1 DE 8686301966 T DE8686301966 T DE 8686301966T DE 3671497 T DE3671497 T DE 3671497T DE 3671497 D1 DE3671497 D1 DE 3671497D1
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
DE8686301966T
Other languages
English (en)
Inventor
Gary Q Wray
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
Application filed by Halliburton Co filed Critical Halliburton Co
Application granted granted Critical
Publication of DE3671497D1 publication Critical patent/DE3671497D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B33/124—Units with longitudinally-spaced plugs for isolating the intermediate space
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
DE8686301966T 1986-03-18 1986-03-18 Werkzeug im bohrloch. Expired - Fee Related DE3671497D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19860301966 EP0237662B1 (de) 1986-03-18 1986-03-18 Werkzeug im Bohrloch

Publications (1)

Publication Number Publication Date
DE3671497D1 true DE3671497D1 (de) 1990-06-28

Family

ID=8195938

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686301966T Expired - Fee Related DE3671497D1 (de) 1986-03-18 1986-03-18 Werkzeug im bohrloch.

Country Status (2)

Country Link
EP (1) EP0237662B1 (de)
DE (1) DE3671497D1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6446717B1 (en) * 2000-06-01 2002-09-10 Weatherford/Lamb, Inc. Core-containing sealing assembly
US6612372B1 (en) 2000-10-31 2003-09-02 Weatherford/Lamb, Inc. Two-stage downhole packer
GB2392697B (en) 2001-12-12 2006-07-12 Weatherford Lamb Bi-directional and internal pressure trapping packing element system
US6769491B2 (en) 2002-06-07 2004-08-03 Weatherford/Lamb, Inc. Anchoring and sealing system for a downhole tool
US6840325B2 (en) 2002-09-26 2005-01-11 Weatherford/Lamb, Inc. Expandable connection for use with a swelling elastomer
US6827150B2 (en) 2002-10-09 2004-12-07 Weatherford/Lamb, Inc. High expansion packer
US6834725B2 (en) 2002-12-12 2004-12-28 Weatherford/Lamb, Inc. Reinforced swelling elastomer seal element on expandable tubular
US6907937B2 (en) 2002-12-23 2005-06-21 Weatherford/Lamb, Inc. Expandable sealing apparatus
US6988557B2 (en) 2003-05-22 2006-01-24 Weatherford/Lamb, Inc. Self sealing expandable inflatable packers
GB0303152D0 (en) 2003-02-12 2003-03-19 Weatherford Lamb Seal
GB0411121D0 (en) 2004-05-19 2004-06-23 Omega Completion Technology Method for signalling a downhole device in a flowing well
US9027640B2 (en) 2004-05-19 2015-05-12 Omega Completion Technology Ltd. Method for signalling a downhole device in a well
GB0521917D0 (en) 2005-10-27 2005-12-07 Red Spider Technology Ltd Improved pressure equalising device and method
GB0621031D0 (en) 2006-10-24 2006-11-29 Red Spider Technology Ltd Downhole apparatus and method
US8881836B2 (en) 2007-09-01 2014-11-11 Weatherford/Lamb, Inc. Packing element booster
US9359845B2 (en) 2011-02-22 2016-06-07 Kristoffer Grodem Subsea conductor anchor
US9593019B2 (en) * 2013-03-15 2017-03-14 Guardian Industries Corp. Methods for low-temperature graphene precipitation onto glass, and associated articles/devices
US10431354B2 (en) 2013-03-15 2019-10-01 Guardian Glass, LLC Methods for direct production of graphene on dielectric substrates, and associated articles/devices
AU2015401564B2 (en) * 2015-07-07 2020-10-15 Halliburton Energy Services, Inc. Hydrostatically actuable downhole piston
US10145005B2 (en) 2015-08-19 2018-12-04 Guardian Glass, LLC Techniques for low temperature direct graphene growth on glass

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3032116A (en) * 1958-12-11 1962-05-01 Jersey Prod Res Co Drill stem testing packers, pipe, and couplers
US3288219A (en) * 1964-06-11 1966-11-29 Schlumberger Well Surv Corp Well packing apparatus
US3856085A (en) * 1973-11-15 1974-12-24 Halliburton Co Improved annulus pressure operated well testing apparatus and its method of operation
US4109724A (en) * 1977-10-27 1978-08-29 Halliburton Company Oil well testing valve with liquid spring
US4341266A (en) * 1980-09-15 1982-07-27 Lynes, Inc. Pressure operated test tool
US4580632A (en) * 1983-11-18 1986-04-08 N. J. McAllister Petroleum Industries Inc. Well tool for testing or treating a well

Also Published As

Publication number Publication date
EP0237662A1 (de) 1987-09-23
EP0237662B1 (de) 1990-05-23

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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