BE705820A - - Google Patents

Info

Publication number
BE705820A
BE705820A BE705820DA BE705820A BE 705820 A BE705820 A BE 705820A BE 705820D A BE705820D A BE 705820DA BE 705820 A BE705820 A BE 705820A
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 BE705820A publication Critical patent/BE705820A/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
    • E21B4/00Drives for drilling, used in the borehole
    • E21B4/06Down-hole impacting means, e.g. hammers
    • E21B4/14Fluid operated hammers

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)
BE705820D 1966-11-30 1967-10-30 BE705820A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR85651A FR1509142A (fr) 1966-11-30 1966-11-30 Marteau pneumatique de forage muni d'un taillant

Publications (1)

Publication Number Publication Date
BE705820A true BE705820A (xx) 1968-03-01

Family

ID=8621799

Family Applications (1)

Application Number Title Priority Date Filing Date
BE705820D BE705820A (xx) 1966-11-30 1967-10-30

Country Status (2)

Country Link
BE (1) BE705820A (xx)
FR (1) FR1509142A (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE19130T1 (de) * 1981-12-10 1986-04-15 Weaver & Hurt Ltd Schlagbohrmaschine.
DE8403508U1 (de) * 1984-02-07 1984-05-03 Walter, Hans-Philipp, 7102 Weinsberg Bohrhammer

Also Published As

Publication number Publication date
FR1509142A (fr) 1968-01-12

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