FR513269A - Coupe-tubes à sec à commande par tige unique, en sondages profonds - Google Patents

Coupe-tubes à sec à commande par tige unique, en sondages profonds

Info

Publication number
FR513269A
FR513269A FR513269A FR513269DA FR513269A FR 513269 A FR513269 A FR 513269A FR 513269 A FR513269 A FR 513269A FR 513269D A FR513269D A FR 513269DA FR 513269 A FR513269 A FR 513269A
Authority
FR
France
Prior art keywords
rod drive
single rod
pipe cutter
dry pipe
deep boreholes
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
FR513269A
Other languages
English (en)
Inventor
Adalbert De Hulster
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
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR513269A publication Critical patent/FR513269A/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
    • E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • E21B29/002—Cutting, e.g. milling, a pipe with a cutter rotating along the circumference of the pipe
    • E21B29/005—Cutting, e.g. milling, a pipe with a cutter rotating along the circumference of the pipe with a radially-expansible cutter rotating inside the pipe, e.g. for cutting an annular window

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)
FR513269A 1916-06-06 1916-06-06 Coupe-tubes à sec à commande par tige unique, en sondages profonds Expired FR513269A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR513269T 1916-06-06

Publications (1)

Publication Number Publication Date
FR513269A true FR513269A (fr) 1921-02-11

Family

ID=8913449

Family Applications (1)

Application Number Title Priority Date Filing Date
FR513269A Expired FR513269A (fr) 1916-06-06 1916-06-06 Coupe-tubes à sec à commande par tige unique, en sondages profonds

Country Status (1)

Country Link
FR (1) FR513269A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011067245A1 (fr) 2009-12-02 2011-06-09 Movea S.A Systeme et procede d'aide au conducteur d'un vehicule a entrainement biomecanique comprenant au moins une roue

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011067245A1 (fr) 2009-12-02 2011-06-09 Movea S.A Systeme et procede d'aide au conducteur d'un vehicule a entrainement biomecanique comprenant au moins une roue

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