FR1249636A - Trépan de forage - Google Patents

Trépan de forage

Info

Publication number
FR1249636A
FR1249636A FR819781A FR819781A FR1249636A FR 1249636 A FR1249636 A FR 1249636A FR 819781 A FR819781 A FR 819781A FR 819781 A FR819781 A FR 819781A FR 1249636 A FR1249636 A FR 1249636A
Authority
FR
France
Prior art keywords
drill bit
drill
bit
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
FR819781A
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.)
Jersey Production Research Co
Original Assignee
Jersey Production Research 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 Jersey Production Research Co filed Critical Jersey Production Research Co
Priority to FR819781A priority Critical patent/FR1249636A/fr
Application granted granted Critical
Publication of FR1249636A publication Critical patent/FR1249636A/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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
    • 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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/602—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a rotary drag type bit with blades

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)
FR819781A 1960-02-26 1960-02-26 Trépan de forage Expired FR1249636A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR819781A FR1249636A (fr) 1960-02-26 1960-02-26 Trépan de forage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR819781A FR1249636A (fr) 1960-02-26 1960-02-26 Trépan de forage

Publications (1)

Publication Number Publication Date
FR1249636A true FR1249636A (fr) 1960-12-30

Family

ID=8725939

Family Applications (1)

Application Number Title Priority Date Filing Date
FR819781A Expired FR1249636A (fr) 1960-02-26 1960-02-26 Trépan de forage

Country Status (1)

Country Link
FR (1) FR1249636A (fr)

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