FR1028209A - Trépan à couteaux coniques pour le forage des puits - Google Patents

Trépan à couteaux coniques pour le forage des puits

Info

Publication number
FR1028209A
FR1028209A FR1028209DA FR1028209A FR 1028209 A FR1028209 A FR 1028209A FR 1028209D A FR1028209D A FR 1028209DA FR 1028209 A FR1028209 A FR 1028209A
Authority
FR
France
Prior art keywords
drilling wells
conical knife
knife bit
bit
conical
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
Other languages
English (en)
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.)
Hughes Tool Co
Original Assignee
Hughes Tool 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 Hughes Tool Co filed Critical Hughes Tool Co
Application granted granted Critical
Publication of FR1028209A publication Critical patent/FR1028209A/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
    • E21B10/08—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)
  • Earth Drilling (AREA)
FR1028209D 1950-12-05 1950-11-20 Trépan à couteaux coniques pour le forage des puits Expired FR1028209A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH6871A DE838586C (de) 1950-12-05 1950-12-05 Drehbohrmeissel

Publications (1)

Publication Number Publication Date
FR1028209A true FR1028209A (fr) 1953-05-20

Family

ID=7144840

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1028209D Expired FR1028209A (fr) 1950-12-05 1950-11-20 Trépan à couteaux coniques pour le forage des puits

Country Status (5)

Country Link
BE (1) BE499617A (xx)
CH (1) CH300472A (xx)
DE (1) DE838586C (xx)
FR (1) FR1028209A (xx)
NL (1) NL77228C (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1123637B (de) * 1958-05-23 1962-02-15 Hartmetall U Hartmetallwerkzeu Drehbohrmeissel
DE1224230B (de) * 1964-07-06 1966-09-08 Soeding & Halbach J C Schneidrolle fuer Erweiterungsrollenmeissel und andere Vorrichtungen zum Abtragen von Gestein

Also Published As

Publication number Publication date
DE838586C (de) 1952-05-08
CH300472A (de) 1954-08-15
NL77228C (xx)
BE499617A (xx)

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