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

    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid 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 (fr)

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 (fr) 1968-03-01

Family

ID=8621799

Family Applications (1)

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

Country Status (2)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0081897B1 (fr) * 1981-12-10 1986-04-09 WEAVER & HURT LIMITED Foreuse à percussion
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

Similar Documents

Publication Publication Date Title
AU5917865A (fr)
AU424443B2 (fr)
AU428063B2 (fr)
AU415165B1 (fr)
AU417216B2 (fr)
AU421822B2 (fr)
AU414526B2 (fr)
AU433222B2 (fr)
AU612166A (fr)
AU1111066A (fr)
AU218666A (fr)
AU5895065A (fr)
AU1144366A (fr)
AU6703465A (fr)
AU855865A (fr)
BE529218A (fr)
BE618801A (fr)
AU433620A (fr)
AU92366A (fr)
BE705820A (fr)
BE284991A (fr)
BE694414A (fr)
BE694016A (fr)
BE447356A (fr)
BE693500A (fr)