CH459929A - Gesteinsbohrhammer - Google Patents

Gesteinsbohrhammer

Info

Publication number
CH459929A
CH459929A CH27666A CH27666A CH459929A CH 459929 A CH459929 A CH 459929A CH 27666 A CH27666 A CH 27666A CH 27666 A CH27666 A CH 27666A CH 459929 A CH459929 A CH 459929A
Authority
CH
Switzerland
Prior art keywords
rock drill
drill
rock
Prior art date
Application number
CH27666A
Other languages
English (en)
Inventor
Huszar Josef
Herbert Dipl Ing Wilde
Original Assignee
Boehler & Co Ag Geb
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 by Boehler & Co Ag Geb filed Critical Boehler & Co Ag Geb
Publication of CH459929A publication Critical patent/CH459929A/de

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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/087—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods by means of a swinging arm

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)
CH27666A 1965-01-21 1966-01-07 Gesteinsbohrhammer CH459929A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT47065A AT257511B (de) 1965-01-21 1965-01-21 Gesteinsbohrhammer

Publications (1)

Publication Number Publication Date
CH459929A true CH459929A (de) 1968-07-31

Family

ID=3491463

Family Applications (1)

Application Number Title Priority Date Filing Date
CH27666A CH459929A (de) 1965-01-21 1966-01-07 Gesteinsbohrhammer

Country Status (4)

Country Link
AT (1) AT257511B (de)
CH (1) CH459929A (de)
FR (1) FR1464541A (de)
GB (1) GB1075298A (de)

Also Published As

Publication number Publication date
FR1464541A (fr) 1966-12-30
AT257511B (de) 1967-10-10
GB1075298A (en) 1967-07-12

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