BE499617A - - Google Patents

Info

Publication number
BE499617A
BE499617A BE499617DA BE499617A BE 499617 A BE499617 A BE 499617A BE 499617D A BE499617D A BE 499617DA BE 499617 A BE499617 A BE 499617A
Authority
BE
Belgium
Application number
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.)
Publication of BE499617A publication Critical patent/BE499617A/xx

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)
BE499617D 1950-12-05 BE499617A (enrdf_load_html_response)

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
BE499617A true BE499617A (enrdf_load_html_response)

Family

ID=7144840

Family Applications (1)

Application Number Title Priority Date Filing Date
BE499617D BE499617A (enrdf_load_html_response) 1950-12-05

Country Status (5)

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

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
FR1028209A (fr) 1953-05-20
NL77228C (enrdf_load_html_response)

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