FR505941A - Perfectionnements aux dispositifs de forage - Google Patents

Perfectionnements aux dispositifs de forage

Info

Publication number
FR505941A
FR505941A FR505941A FR505941DA FR505941A FR 505941 A FR505941 A FR 505941A FR 505941 A FR505941 A FR 505941A FR 505941D A FR505941D A FR 505941DA FR 505941 A FR505941 A FR 505941A
Authority
FR
France
Prior art keywords
drilling rigs
rigs
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
FR505941A
Other languages
English (en)
Inventor
Chas L Stickney
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.)
CHAS L STICKNEY
Original Assignee
CHAS L STICKNEY
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 CHAS L STICKNEY filed Critical CHAS L STICKNEY
Application granted granted Critical
Publication of FR505941A publication Critical patent/FR505941A/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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools

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)
  • Drilling Tools (AREA)
FR505941A 1918-11-12 1919-11-11 Perfectionnements aux dispositifs de forage Expired FR505941A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US505941XA 1918-11-12 1918-11-12

Publications (1)

Publication Number Publication Date
FR505941A true FR505941A (fr) 1920-08-10

Family

ID=21966164

Family Applications (1)

Application Number Title Priority Date Filing Date
FR505941A Expired FR505941A (fr) 1918-11-12 1919-11-11 Perfectionnements aux dispositifs de forage

Country Status (2)

Country Link
FR (1) FR505941A (fr)
GB (1) GB135199A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0004674A2 (fr) * 1978-04-06 1979-10-17 Ferdinand Panzer Gesellschaft m.b.h. Trépan pour l'exécution de forages dans le sol et la roche

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020131532A1 (de) * 2020-11-27 2022-06-02 Zipp Industries GmbH & Co.KG Bohrvorrichtung

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0004674A2 (fr) * 1978-04-06 1979-10-17 Ferdinand Panzer Gesellschaft m.b.h. Trépan pour l'exécution de forages dans le sol et la roche
EP0004674A3 (fr) * 1978-04-06 1979-10-31 Ferdinand Panzer Gesellschaft m.b.h. Trépan pour l'exécution de forages dans le sol et la roche

Also Published As

Publication number Publication date
GB135199A (en) 1921-01-13

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