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DE69617312D1 - Abdichtungseinrichtung zur Verwendung im Bohrloch - Google Patents

Abdichtungseinrichtung zur Verwendung im Bohrloch

Info

Publication number
DE69617312D1
DE69617312D1 DE69617312T DE69617312T DE69617312D1 DE 69617312 D1 DE69617312 D1 DE 69617312D1 DE 69617312 T DE69617312 T DE 69617312T DE 69617312 T DE69617312 T DE 69617312T DE 69617312 D1 DE69617312 D1 DE 69617312D1
Authority
DE
Germany
Prior art keywords
borehole
sealing device
sealing
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
DE69617312T
Other languages
English (en)
Other versions
DE69617312T2 (de
Inventor
Alton L Branch
Donald R Smith
Kevin T Berscheidt
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 Energy Services Inc
Original Assignee
Halliburton Energy Services 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23756824&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69617312(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Halliburton Energy Services Inc filed Critical Halliburton Energy Services Inc
Publication of DE69617312D1 publication Critical patent/DE69617312D1/de
Application granted granted Critical
Publication of DE69617312T2 publication Critical patent/DE69617312T2/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
    • E21B33/12—Packers; Plugs
    • E21B33/129—Packers; Plugs with mechanical slips for hooking into the casing
    • E21B33/1293—Packers; Plugs with mechanical slips for hooking into the casing with means for anchoring against downward and upward movement
    • 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
    • E21B33/12—Packers; Plugs
    • E21B33/1204—Packers; Plugs permanent; drillable
    • 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
    • E21B33/12—Packers; Plugs
    • E21B33/1208—Packers; Plugs characterised by the construction of the sealing or packing means
    • E21B33/1216—Anti-extrusion means, e.g. means to prevent cold flow of rubber packing

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)
DE69617312T 1995-05-16 1996-05-14 Abdichtungseinrichtung zur Verwendung im Bohrloch Expired - Lifetime DE69617312T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/442,448 US5540279A (en) 1995-05-16 1995-05-16 Downhole tool apparatus with non-metallic packer element retaining shoes

Publications (2)

Publication Number Publication Date
DE69617312D1 true DE69617312D1 (de) 2002-01-10
DE69617312T2 DE69617312T2 (de) 2002-05-08

Family

ID=23756824

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69617312T Expired - Lifetime DE69617312T2 (de) 1995-05-16 1996-05-14 Abdichtungseinrichtung zur Verwendung im Bohrloch

Country Status (4)

Country Link
US (1) US5540279A (de)
EP (1) EP0743422B1 (de)
CA (1) CA2176669C (de)
DE (1) DE69617312T2 (de)

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US5174397A (en) * 1991-05-20 1992-12-29 Baker Hughes Incorporated Slip gripping mechanism

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CA2176669A1 (en) 1996-11-17
CA2176669C (en) 2003-12-30
US5540279A (en) 1996-07-30
EP0743422A2 (de) 1996-11-20
EP0743422A3 (de) 1998-02-18
EP0743422B1 (de) 2001-11-28
DE69617312T2 (de) 2002-05-08

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