FR1258480A - Trépan de forage combiné - Google Patents

Trépan de forage combiné

Info

Publication number
FR1258480A
FR1258480A FR824700A FR824700A FR1258480A FR 1258480 A FR1258480 A FR 1258480A FR 824700 A FR824700 A FR 824700A FR 824700 A FR824700 A FR 824700A FR 1258480 A FR1258480 A FR 1258480A
Authority
FR
France
Prior art keywords
drill bit
combined drill
combined
bit
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
FR824700A
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 FR824700A priority Critical patent/FR1258480A/fr
Application granted granted Critical
Publication of FR1258480A publication Critical patent/FR1258480A/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
    • E21B10/08—Roller bits
    • E21B10/14—Roller bits combined with non-rolling cutters other than of leading-portion type
    • 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

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)
FR824700A 1960-04-19 1960-04-19 Trépan de forage combiné Expired FR1258480A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR824700A FR1258480A (fr) 1960-04-19 1960-04-19 Trépan de forage combiné

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR824700A FR1258480A (fr) 1960-04-19 1960-04-19 Trépan de forage combiné

Publications (1)

Publication Number Publication Date
FR1258480A true FR1258480A (fr) 1961-04-14

Family

ID=8729585

Family Applications (1)

Application Number Title Priority Date Filing Date
FR824700A Expired FR1258480A (fr) 1960-04-19 1960-04-19 Trépan de forage combiné

Country Status (1)

Country Link
FR (1) FR1258480A (fr)

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