FR2646876B2 - Piston bloquant le puits juste au-dessus de la source pour permettre son debouchage avec la pression (puits fore) - Google Patents

Piston bloquant le puits juste au-dessus de la source pour permettre son debouchage avec la pression (puits fore)

Info

Publication number
FR2646876B2
FR2646876B2 FR8906521A FR8906521A FR2646876B2 FR 2646876 B2 FR2646876 B2 FR 2646876B2 FR 8906521 A FR8906521 A FR 8906521A FR 8906521 A FR8906521 A FR 8906521A FR 2646876 B2 FR2646876 B2 FR 2646876B2
Authority
FR
France
Prior art keywords
well
clearing
allow
source
pressure
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
FR8906521A
Other languages
English (en)
Other versions
FR2646876A2 (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.)
Individual
Original Assignee
Individual
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 FR8618304A external-priority patent/FR2611238B1/fr
Application filed by Individual filed Critical Individual
Priority to FR8906521A priority Critical patent/FR2646876B2/fr
Publication of FR2646876A2 publication Critical patent/FR2646876A2/fr
Application granted granted Critical
Publication of FR2646876B2 publication Critical patent/FR2646876B2/fr
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
    • 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
    • E21B33/1295—Packers; Plugs with mechanical slips for hooking into the casing actuated by fluid pressure

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)
  • Valves And Accessory Devices For Braking Systems (AREA)
FR8906521A 1987-02-24 1989-05-11 Piston bloquant le puits juste au-dessus de la source pour permettre son debouchage avec la pression (puits fore) Expired - Lifetime FR2646876B2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8906521A FR2646876B2 (fr) 1987-02-24 1989-05-11 Piston bloquant le puits juste au-dessus de la source pour permettre son debouchage avec la pression (puits fore)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8618304A FR2611238B1 (fr) 1987-02-24 1987-02-24 Piston bloquant le puits juste au-dessus de la source pour permettre son debouchage avec la pression (puits fore)
FR8906521A FR2646876B2 (fr) 1987-02-24 1989-05-11 Piston bloquant le puits juste au-dessus de la source pour permettre son debouchage avec la pression (puits fore)

Publications (2)

Publication Number Publication Date
FR2646876A2 FR2646876A2 (fr) 1990-11-16
FR2646876B2 true FR2646876B2 (fr) 1991-07-12

Family

ID=26225674

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8906521A Expired - Lifetime FR2646876B2 (fr) 1987-02-24 1989-05-11 Piston bloquant le puits juste au-dessus de la source pour permettre son debouchage avec la pression (puits fore)

Country Status (1)

Country Link
FR (1) FR2646876B2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5297633A (en) * 1991-12-20 1994-03-29 Snider Philip M Inflatable packer assembly

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE830167A (fr) * 1975-06-12 1975-10-01 Obturateur pour injections
US4133386A (en) * 1976-12-17 1979-01-09 Halliburton Company Drill pipe installed large diameter casing cementing apparatus and method therefor
US4302018A (en) * 1980-02-29 1981-11-24 Foster-Miller Associates, Inc. Packer arrangements for oil wells and the like

Also Published As

Publication number Publication date
FR2646876A2 (fr) 1990-11-16

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