FR1316351A - Trépan perfectionné pour le forage du sol - Google Patents

Trépan perfectionné pour le forage du sol

Info

Publication number
FR1316351A
FR1316351A FR889572A FR889572A FR1316351A FR 1316351 A FR1316351 A FR 1316351A FR 889572 A FR889572 A FR 889572A FR 889572 A FR889572 A FR 889572A FR 1316351 A FR1316351 A FR 1316351A
Authority
FR
France
Prior art keywords
drill bit
soil drilling
advanced drill
advanced
drilling
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
FR889572A
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.)
Diamant Boart NV SA
Original Assignee
Diamant Boart NV SA
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 Diamant Boart NV SA filed Critical Diamant Boart NV SA
Priority to FR889572A priority Critical patent/FR1316351A/fr
Application granted granted Critical
Publication of FR1316351A publication Critical patent/FR1316351A/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
    • E21B10/00—Drill bits
    • E21B10/02—Core bits
    • E21B10/04—Core bits with core destroying means
    • 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type

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)
FR889572A 1962-02-28 1962-02-28 Trépan perfectionné pour le forage du sol Expired FR1316351A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR889572A FR1316351A (fr) 1962-02-28 1962-02-28 Trépan perfectionné pour le forage du sol

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR889572A FR1316351A (fr) 1962-02-28 1962-02-28 Trépan perfectionné pour le forage du sol

Publications (1)

Publication Number Publication Date
FR1316351A true FR1316351A (fr) 1963-01-25

Family

ID=8773756

Family Applications (1)

Application Number Title Priority Date Filing Date
FR889572A Expired FR1316351A (fr) 1962-02-28 1962-02-28 Trépan perfectionné pour le forage du sol

Country Status (1)

Country Link
FR (1) FR1316351A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3283836A (en) * 1964-08-17 1966-11-08 Exxon Production Research Co Diamond-type drill bit
DE2723932A1 (de) * 1976-06-24 1978-01-05 Gen Electric Rotary-bohrmeissel
DE2917664A1 (de) * 1979-05-02 1980-11-13 Christensen Inc Drehbohrmeissel fuer tiefbohrungen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3283836A (en) * 1964-08-17 1966-11-08 Exxon Production Research Co Diamond-type drill bit
DE2723932A1 (de) * 1976-06-24 1978-01-05 Gen Electric Rotary-bohrmeissel
DE2917664A1 (de) * 1979-05-02 1980-11-13 Christensen Inc Drehbohrmeissel fuer tiefbohrungen

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