AT230825B - Bohrhammerstütze - Google Patents

Bohrhammerstütze

Info

Publication number
AT230825B
AT230825B AT431758A AT431758A AT230825B AT 230825 B AT230825 B AT 230825B AT 431758 A AT431758 A AT 431758A AT 431758 A AT431758 A AT 431758A AT 230825 B AT230825 B AT 230825B
Authority
AT
Austria
Prior art keywords
hammer drill
drill support
support
hammer
drill
Prior art date
Application number
AT431758A
Other languages
English (en)
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
Priority to AT431758A priority Critical patent/AT230825B/de
Priority to CH7424059A priority patent/CH373339A/de
Application granted granted Critical
Publication of AT230825B publication Critical patent/AT230825B/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
    • E21B19/086—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 with a fluid-actuated cylinder

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)
AT431758A 1958-06-20 1958-06-20 Bohrhammerstütze AT230825B (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT431758A AT230825B (de) 1958-06-20 1958-06-20 Bohrhammerstütze
CH7424059A CH373339A (de) 1958-06-20 1959-06-10 Bohrhammerstütze

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT431758A AT230825B (de) 1958-06-20 1958-06-20 Bohrhammerstütze

Publications (1)

Publication Number Publication Date
AT230825B true AT230825B (de) 1963-12-30

Family

ID=3562418

Family Applications (1)

Application Number Title Priority Date Filing Date
AT431758A AT230825B (de) 1958-06-20 1958-06-20 Bohrhammerstütze

Country Status (2)

Country Link
AT (1) AT230825B (de)
CH (1) CH373339A (de)

Also Published As

Publication number Publication date
CH373339A (de) 1963-11-30

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