BE567567A - - Google Patents

Info

Publication number
BE567567A
BE567567A BE567567DA BE567567A BE 567567 A BE567567 A BE 567567A BE 567567D A BE567567D A BE 567567DA BE 567567 A BE567567 A BE 567567A
Authority
BE
Belgium
Prior art keywords
roller
rollers
pin
roller bit
bit according
Prior art date
Application number
Other languages
English (en)
Dutch (nl)
Publication of BE567567A publication Critical patent/BE567567A/nl

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/08Roller bits
    • E21B10/22Roller bits characterised by bearing, lubrication or sealing details

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)
BE567567D BE567567A (de)

Publications (1)

Publication Number Publication Date
BE567567A true BE567567A (de)

Family

ID=187240

Family Applications (1)

Application Number Title Priority Date Filing Date
BE567567D BE567567A (de)

Country Status (1)

Country Link
BE (1) BE567567A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1208713B (de) * 1963-04-12 1966-01-13 Inst Francais Du Petrol Rollenmeissel fuer hohe Drehgeschwindigkeiten
DE3516584A1 (de) * 1984-05-10 1985-11-14 Sumitomo Metal Mining Co. Ltd., Tokio/Tokyo Bohrmeissel

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1208713B (de) * 1963-04-12 1966-01-13 Inst Francais Du Petrol Rollenmeissel fuer hohe Drehgeschwindigkeiten
DE3516584A1 (de) * 1984-05-10 1985-11-14 Sumitomo Metal Mining Co. Ltd., Tokio/Tokyo Bohrmeissel
FR2564133A1 (fr) * 1984-05-10 1985-11-15 Sumitomo Metal Mining Co Trepan de forage

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