DE69631389D1 - Stopfen - Google Patents

Stopfen

Info

Publication number
DE69631389D1
DE69631389D1 DE69631389T DE69631389T DE69631389D1 DE 69631389 D1 DE69631389 D1 DE 69631389D1 DE 69631389 T DE69631389 T DE 69631389T DE 69631389 T DE69631389 T DE 69631389T DE 69631389 D1 DE69631389 D1 DE 69631389D1
Authority
DE
Germany
Prior art keywords
plug
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 - Lifetime
Application number
DE69631389T
Other languages
English (en)
Inventor
Peter Budde
Richard Lee Giroux
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.)
Weatherford Lamb Inc
Original Assignee
Weatherford Lamb Inc
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 Weatherford Lamb Inc filed Critical Weatherford Lamb Inc
Application granted granted Critical
Publication of DE69631389D1 publication Critical patent/DE69631389D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
    • E21B33/14—Methods or devices for cementing, for plugging holes, crevices or the like for cementing casings into boreholes
    • E21B33/16—Methods or devices for cementing, for plugging holes, crevices or the like for cementing casings into boreholes using plugs for isolating cement charge; Plugs therefor
    • E21B33/165—Cementing plugs specially adapted for being released down-hole
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems
    • 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
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/04—Casing heads; Suspending casings or tubings in well heads
    • E21B33/05—Cementing-heads, e.g. having provision for introducing cementing 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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/063—Valve or closure with destructible element, e.g. frangible disc

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Types And Forms Of Lifts (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Materials For Medical Uses (AREA)
DE69631389T 1995-04-26 1996-04-26 Stopfen Expired - Lifetime DE69631389D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/429,763 US5553667A (en) 1995-04-26 1995-04-26 Cementing system

Publications (1)

Publication Number Publication Date
DE69631389D1 true DE69631389D1 (de) 2004-02-26

Family

ID=23704654

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69609604T Expired - Lifetime DE69609604T2 (de) 1995-04-26 1996-04-26 Zementierstopfen
DE69631389T Expired - Lifetime DE69631389D1 (de) 1995-04-26 1996-04-26 Stopfen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69609604T Expired - Lifetime DE69609604T2 (de) 1995-04-26 1996-04-26 Zementierstopfen

Country Status (7)

Country Link
US (3) US5553667A (de)
EP (2) EP0969183B1 (de)
AU (1) AU710356B2 (de)
CA (1) CA2218106C (de)
DE (2) DE69609604T2 (de)
NO (2) NO312733B1 (de)
WO (1) WO1996034175A2 (de)

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Also Published As

Publication number Publication date
CA2218106C (en) 2005-06-14
DE69609604T2 (de) 2001-04-12
NO312733B1 (no) 2002-06-24
NO20016299L (no) 1997-12-10
EP0969183A3 (de) 2000-10-11
US5553667A (en) 1996-09-10
AU5768396A (en) 1996-11-18
NO974757D0 (no) 1997-10-15
WO1996034175A2 (en) 1996-10-31
WO1996034175A3 (en) 1997-01-23
NO974757L (no) 1997-12-10
EP0969183B1 (de) 2004-01-21
US5813457A (en) 1998-09-29
EP0969183A2 (de) 2000-01-05
AU710356B2 (en) 1999-09-16
EP0820556A2 (de) 1998-01-28
EP0820556B1 (de) 2000-08-02
NO323035B1 (no) 2006-12-27
CA2218106A1 (en) 1996-10-31
US5787979A (en) 1998-08-04
DE69609604D1 (de) 2000-09-07
NO20016299D0 (no) 2001-12-21

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Legal Events

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8332 No legal effect for de