FR2232671B1 - - Google Patents

Info

Publication number
FR2232671B1
FR2232671B1 FR7418852A FR7418852A FR2232671B1 FR 2232671 B1 FR2232671 B1 FR 2232671B1 FR 7418852 A FR7418852 A FR 7418852A FR 7418852 A FR7418852 A FR 7418852A FR 2232671 B1 FR2232671 B1 FR 2232671B1
Authority
FR
France
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
Application number
FR7418852A
Other versions
FR2232671A1 (fr
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.)
Chevron USA Inc
Original Assignee
Chevron Research and Technology Co
Chevron Research 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 US367602A external-priority patent/US3889749A/en
Priority claimed from US423593A external-priority patent/US3923312A/en
Priority claimed from US05/430,326 external-priority patent/US4003581A/en
Application filed by Chevron Research and Technology Co, Chevron Research Co filed Critical Chevron Research and Technology Co
Publication of FR2232671A1 publication Critical patent/FR2232671A1/fr
Application granted granted Critical
Publication of FR2232671B1 publication Critical patent/FR2232671B1/fr
Expired 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/46—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Architecture (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Pipe Accessories (AREA)
  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
  • Catching Or Destruction (AREA)
  • Building Environments (AREA)
  • Piles And Underground Anchors (AREA)
FR7418852A 1973-06-06 1974-05-30 Expired FR2232671B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US367602A US3889749A (en) 1973-06-06 1973-06-06 Inflatable packer
US423593A US3923312A (en) 1973-12-10 1973-12-10 Force fit inflatable packer clamp
US05/430,326 US4003581A (en) 1973-06-06 1974-01-02 Field dressable inflatable packer

Publications (2)

Publication Number Publication Date
FR2232671A1 FR2232671A1 (fr) 1975-01-03
FR2232671B1 true FR2232671B1 (fr) 1978-06-02

Family

ID=27408822

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7418852A Expired FR2232671B1 (fr) 1973-06-06 1974-05-30

Country Status (5)

Country Link
CA (1) CA1011651A (fr)
DE (1) DE2427417C2 (fr)
FR (1) FR2232671B1 (fr)
GB (1) GB1455955A (fr)
NO (1) NO143173C (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2140528B (en) * 1983-03-26 1986-06-04 Barry Shakespeare Pipe testing plugs
GB8722421D0 (en) * 1987-09-23 1987-10-28 Phillips P S International closure of chimney flues
GB2236170A (en) * 1989-09-22 1991-03-27 James Andrew Maclachlan Control of air flow through a flue
FR2687187B1 (fr) * 1992-02-10 1999-03-19 Pierre Ungemach Obturateur de puits de forage.
US6296054B1 (en) * 1999-03-12 2001-10-02 Dale I. Kunz Steep pitch helix packer
AU2009346365B2 (en) 2009-05-20 2016-02-11 Halliburton Energy Services, Inc. Formation tester pad
CN108361000B (zh) * 2018-05-21 2024-05-07 中国石油化工股份有限公司 超深井分层注水用裸眼封隔器
CN111946296A (zh) * 2020-08-31 2020-11-17 张文茂 一种防止封隔器胶筒破损的封隔器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2611437A (en) * 1943-01-29 1952-09-23 Lynes Inc High pressure inflatable packer
US2846016A (en) * 1954-03-19 1958-08-05 Huntsinger Associates Stop collar for well casing
US2828823A (en) * 1955-07-07 1958-04-01 Exxon Research Engineering Co Reinforced inflatable packer
US2851111A (en) * 1955-09-26 1958-09-09 Jones A Raymond Pneumatic packer
US2856006A (en) * 1956-08-03 1958-10-14 Jersey Prod Res Co Subsurface packer
US3289768A (en) * 1962-06-19 1966-12-06 B & W Inc Turbulence generating centralizer

Also Published As

Publication number Publication date
NO742022L (no) 1974-12-09
DE2427417A1 (de) 1975-01-02
FR2232671A1 (fr) 1975-01-03
NO143173B (no) 1980-09-15
NO143173C (no) 1980-12-29
DE2427417C2 (de) 1982-10-28
CA1011651A (en) 1977-06-07
GB1455955A (en) 1976-11-17

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Legal Events

Date Code Title Description
ST Notification of lapse