FR1300541A - Perfectionnements aux trépans de forage de puits - Google Patents

Perfectionnements aux trépans de forage de puits

Info

Publication number
FR1300541A
FR1300541A FR873257A FR873257A FR1300541A FR 1300541 A FR1300541 A FR 1300541A FR 873257 A FR873257 A FR 873257A FR 873257 A FR873257 A FR 873257A FR 1300541 A FR1300541 A FR 1300541A
Authority
FR
France
Prior art keywords
drill bits
well drill
well
bits
drill
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
FR873257A
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.)
Varel International Inc
Original Assignee
Varel Manufacturing Co
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 Varel Manufacturing Co filed Critical Varel Manufacturing Co
Priority to FR873257A priority Critical patent/FR1300541A/fr
Application granted granted Critical
Publication of FR1300541A publication Critical patent/FR1300541A/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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E21B10/627—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements
    • 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
    • E21B10/08—Roller bits
    • E21B10/20—Roller bits characterised by detachable or adjustable parts, e.g. legs or axles

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)
FR873257A 1961-09-15 1961-09-15 Perfectionnements aux trépans de forage de puits Expired FR1300541A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR873257A FR1300541A (fr) 1961-09-15 1961-09-15 Perfectionnements aux trépans de forage de puits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR873257A FR1300541A (fr) 1961-09-15 1961-09-15 Perfectionnements aux trépans de forage de puits

Publications (1)

Publication Number Publication Date
FR1300541A true FR1300541A (fr) 1962-08-03

Family

ID=8762874

Family Applications (1)

Application Number Title Priority Date Filing Date
FR873257A Expired FR1300541A (fr) 1961-09-15 1961-09-15 Perfectionnements aux trépans de forage de puits

Country Status (1)

Country Link
FR (1) FR1300541A (fr)

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