FR1338552A - Perfectionnements aux centreurs de tubes de sondage ou - Google Patents

Perfectionnements aux centreurs de tubes de sondage ou

Info

Publication number
FR1338552A
FR1338552A FR907239A FR907239A FR1338552A FR 1338552 A FR1338552 A FR 1338552A FR 907239 A FR907239 A FR 907239A FR 907239 A FR907239 A FR 907239A FR 1338552 A FR1338552 A FR 1338552A
Authority
FR
France
Prior art keywords
centralizers
sounding tubes
sounding
tubes
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
Application number
FR907239A
Other languages
English (en)
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.)
MATERIEL POUR LA RECH ET L EXP
Original Assignee
MATERIEL POUR LA RECH ET L EXP
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 MATERIEL POUR LA RECH ET L EXP filed Critical MATERIEL POUR LA RECH ET L EXP
Priority to FR907239A priority Critical patent/FR1338552A/fr
Application granted granted Critical
Publication of FR1338552A publication Critical patent/FR1338552A/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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
    • E21B17/1021—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs
    • E21B17/1028—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs with arcuate springs only, e.g. baskets with outwardly bowed strips for cementing operations

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR907239A 1962-08-18 1962-08-18 Perfectionnements aux centreurs de tubes de sondage ou Expired FR1338552A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR907239A FR1338552A (fr) 1962-08-18 1962-08-18 Perfectionnements aux centreurs de tubes de sondage ou

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR907239A FR1338552A (fr) 1962-08-18 1962-08-18 Perfectionnements aux centreurs de tubes de sondage ou

Publications (1)

Publication Number Publication Date
FR1338552A true FR1338552A (fr) 1963-09-27

Family

ID=8785369

Family Applications (1)

Application Number Title Priority Date Filing Date
FR907239A Expired FR1338552A (fr) 1962-08-18 1962-08-18 Perfectionnements aux centreurs de tubes de sondage ou

Country Status (1)

Country Link
FR (1) FR1338552A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1233345B (de) * 1965-04-07 1967-02-02 Weatherford Oil Tool Auf einem Rohr aufsetzbarer Zentrierkorb fuer Bohrungen
WO1999064714A1 (fr) * 1998-06-06 1999-12-16 Saga Trade (U.K.) Limited Centreur

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1233345B (de) * 1965-04-07 1967-02-02 Weatherford Oil Tool Auf einem Rohr aufsetzbarer Zentrierkorb fuer Bohrungen
WO1999064714A1 (fr) * 1998-06-06 1999-12-16 Saga Trade (U.K.) Limited Centreur

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