DE69126722D1 - Aufblasbarer Packer mit aufblasbarem Dichtelement für unterirdische Bohrlöcher - Google Patents

Aufblasbarer Packer mit aufblasbarem Dichtelement für unterirdische Bohrlöcher

Info

Publication number
DE69126722D1
DE69126722D1 DE69126722T DE69126722T DE69126722D1 DE 69126722 D1 DE69126722 D1 DE 69126722D1 DE 69126722 T DE69126722 T DE 69126722T DE 69126722 T DE69126722 T DE 69126722T DE 69126722 D1 DE69126722 D1 DE 69126722D1
Authority
DE
Germany
Prior art keywords
inflatable
sleeve
sealing element
packer
ribs
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
DE69126722T
Other languages
German (de)
English (en)
Inventor
Rustom K Mody
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.)
Baker Hughes Holdings LLC
Original Assignee
Baker Hughes 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 Baker Hughes Inc filed Critical Baker Hughes Inc
Application granted granted Critical
Publication of DE69126722D1 publication Critical patent/DE69126722D1/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
    • E21B33/127—Packers; Plugs with inflatable sleeve
    • E21B33/1277—Packers; Plugs with inflatable sleeve characterised by the construction or fixation of the sleeve

Landscapes

  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Piles And Underground Anchors (AREA)
  • Materials For Medical Uses (AREA)
  • Earth Drilling (AREA)
  • Packages (AREA)
  • Buffer Packaging (AREA)
  • Geophysics And Detection Of Objects (AREA)
DE69126722T 1990-03-13 1991-03-13 Aufblasbarer Packer mit aufblasbarem Dichtelement für unterirdische Bohrlöcher Expired - Lifetime DE69126722D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US49284190A 1990-03-13 1990-03-13

Publications (1)

Publication Number Publication Date
DE69126722D1 true DE69126722D1 (de) 1997-08-14

Family

ID=23957844

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69126722T Expired - Lifetime DE69126722D1 (de) 1990-03-13 1991-03-13 Aufblasbarer Packer mit aufblasbarem Dichtelement für unterirdische Bohrlöcher

Country Status (5)

Country Link
EP (1) EP0447204B1 (no)
AT (1) ATE155203T1 (no)
CA (1) CA2038105C (no)
DE (1) DE69126722D1 (no)
NO (1) NO303698B1 (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6666276B1 (en) * 2001-10-19 2003-12-23 John M. Yokley Downhole radial set packer element
US10240422B2 (en) 2013-09-24 2019-03-26 Halliburton Energy Services, Inc. Reinforced drill pipe seal with floating backup layer
CN110042868B (zh) * 2019-05-14 2023-12-29 中建五局土木工程有限公司 防跳车窨井及其施工方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4403660A (en) * 1980-08-08 1983-09-13 Mgc Oil Tools, Inc. Well packer and method of use thereof
US4544165A (en) * 1983-05-16 1985-10-01 Xenpax, Inc. Inflatable packer
US4979570A (en) * 1989-11-28 1990-12-25 Baker Hughes Incorporated Inflatable tool with rib expansion support

Also Published As

Publication number Publication date
NO910983D0 (no) 1991-03-12
EP0447204A2 (en) 1991-09-18
EP0447204A3 (en) 1992-03-04
CA2038105C (en) 2002-01-08
CA2038105A1 (en) 1991-09-14
NO910983L (no) 1991-09-16
EP0447204B1 (en) 1997-07-09
NO303698B1 (no) 1998-08-17
ATE155203T1 (de) 1997-07-15

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Legal Events

Date Code Title Description
8332 No legal effect for de