FR87271E - Improved drilling method and apparatus - Google Patents

Improved drilling method and apparatus

Info

Publication number
FR87271E
FR87271E FR998065A FR998065A FR87271E FR 87271 E FR87271 E FR 87271E FR 998065 A FR998065 A FR 998065A FR 998065 A FR998065 A FR 998065A FR 87271 E FR87271 E FR 87271E
Authority
FR
France
Prior art keywords
drilling method
improved drilling
improved
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
FR998065A
Other languages
French (fr)
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.)
ConocoPhillips Co
Original Assignee
Continental Oil 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 Continental Oil Co filed Critical Continental Oil Co
Priority to FR998065A priority Critical patent/FR87271E/en
Application granted granted Critical
Publication of FR87271E publication Critical patent/FR87271E/en
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
    • E21B10/08—Roller bits
    • E21B10/16—Roller bits characterised by tooth form or arrangement

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)
FR998065A 1964-12-09 1964-12-09 Improved drilling method and apparatus Expired FR87271E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR998065A FR87271E (en) 1964-12-09 1964-12-09 Improved drilling method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR998065A FR87271E (en) 1964-12-09 1964-12-09 Improved drilling method and apparatus

Publications (1)

Publication Number Publication Date
FR87271E true FR87271E (en) 1966-07-08

Family

ID=8844455

Family Applications (1)

Application Number Title Priority Date Filing Date
FR998065A Expired FR87271E (en) 1964-12-09 1964-12-09 Improved drilling method and apparatus

Country Status (1)

Country Link
FR (1) FR87271E (en)

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