FR366316A - Machine à forer et extensible pour l'obtention de toute masse centrale - Google Patents

Machine à forer et extensible pour l'obtention de toute masse centrale

Info

Publication number
FR366316A
FR366316A FR366316DA FR366316A FR 366316 A FR366316 A FR 366316A FR 366316D A FR366316D A FR 366316DA FR 366316 A FR366316 A FR 366316A
Authority
FR
France
Prior art keywords
extendable
drilling machine
central mass
mass
central
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
Other languages
English (en)
Inventor
Michel Boof
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 FR366316A publication Critical patent/FR366316A/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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E21B25/10—Formed core retaining or severing means
    • E21B25/14—Formed core retaining or severing means mounted on pivot transverse to core axis
    • 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
    • E21B10/00—Drill bits
    • E21B10/64—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe
    • E21B10/66—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe the cutting element movable through the drilling pipe and laterally shiftable
    • 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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E21B25/02—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver being insertable into, or removable from, the borehole without withdrawing the drilling pipe
    • E21B25/04—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver being insertable into, or removable from, the borehole without withdrawing the drilling pipe the core receiver having a core forming cutting edge or element, e.g. punch type core barrels

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Mechanical Engineering (AREA)
FR366316D 1906-05-17 1906-05-17 Machine à forer et extensible pour l'obtention de toute masse centrale Expired FR366316A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR366316T 1906-05-17

Publications (1)

Publication Number Publication Date
FR366316A true FR366316A (fr) 1906-10-02

Family

ID=1413541

Family Applications (1)

Application Number Title Priority Date Filing Date
FR366316D Expired FR366316A (fr) 1906-05-17 1906-05-17 Machine à forer et extensible pour l'obtention de toute masse centrale

Country Status (1)

Country Link
FR (1) FR366316A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0208532A2 (fr) * 1985-07-09 1987-01-14 Diamant Boart (Uk) Limited Dispositif de prise de carotte d'échantillonnage

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0208532A2 (fr) * 1985-07-09 1987-01-14 Diamant Boart (Uk) Limited Dispositif de prise de carotte d'échantillonnage
EP0208532A3 (fr) * 1985-07-09 1987-10-07 Diamant Boart (Uk) Limited Dispositif de prise de carotte d'échantillonnage

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