BE655928A - - Google Patents

Info

Publication number
BE655928A
BE655928A BE655928DA BE655928A BE 655928 A BE655928 A BE 655928A BE 655928D A BE655928D A BE 655928DA BE 655928 A BE655928 A BE 655928A
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE655928A publication Critical patent/BE655928A/xx

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
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56Button-type inserts

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)
BE655928D 1963-11-20 1964-11-18 BE655928A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32482863 1963-11-20

Publications (1)

Publication Number Publication Date
BE655928A true BE655928A (de) 1965-03-16

Family

ID=38178311

Family Applications (1)

Application Number Title Priority Date Filing Date
BE655928D BE655928A (de) 1963-11-20 1964-11-18

Country Status (1)

Country Link
BE (1) BE655928A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1583779B1 (de) * 1968-01-09 1971-07-15 Richard Karnebogen Bohrkrone fuer Schlagbohrmaschinen
DE2029978A1 (de) * 1970-06-18 1971-12-23 Gewerkschaft Eisenhütte Westfalia, 4628 Wethmar Hobel- oder Schrämmeißel mit einem eingelöteten Hartmetallstift

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1583779B1 (de) * 1968-01-09 1971-07-15 Richard Karnebogen Bohrkrone fuer Schlagbohrmaschinen
DE2029978A1 (de) * 1970-06-18 1971-12-23 Gewerkschaft Eisenhütte Westfalia, 4628 Wethmar Hobel- oder Schrämmeißel mit einem eingelöteten Hartmetallstift

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