FI52894C - - Google Patents

Info

Publication number
FI52894C
FI52894C FI281273A FI281273A FI52894C FI 52894 C FI52894 C FI 52894C FI 281273 A FI281273 A FI 281273A FI 281273 A FI281273 A FI 281273A FI 52894 C FI52894 C FI 52894C
Authority
FI
Finland
Application number
FI281273A
Other languages
Finnish (fi)
Other versions
FI52894B (en
FI281273A (en
Inventor
Matti Leppaelae
Original Assignee
Tampella Oy Ab
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 Tampella Oy Ab filed Critical Tampella Oy Ab
Priority to FI281273A priority Critical patent/FI52894C/fi
Priority to SE7410869A priority patent/SE7410869L/
Priority to DE2441388A priority patent/DE2441388A1/en
Priority to IT5282274A priority patent/IT1019174B/en
Publication of FI281273A publication Critical patent/FI281273A/fi
Application granted granted Critical
Publication of FI52894B publication Critical patent/FI52894B/fi
Publication of FI52894C publication Critical patent/FI52894C/fi

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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E21B7/025—Rock drills, i.e. jumbo drills

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
FI281273A 1973-09-10 1973-09-10 FI52894C (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI281273A FI52894C (en) 1973-09-10 1973-09-10
SE7410869A SE7410869L (en) 1973-09-10 1974-08-28
DE2441388A DE2441388A1 (en) 1973-09-10 1974-08-29 Rock drill hammer advancer - pivoter has two consecutively acting cylinders, each with right angle pivot range
IT5282274A IT1019174B (en) 1973-09-10 1974-08-30 ROCK VELLE OSCILLATION DEVICE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI281273A FI52894C (en) 1973-09-10 1973-09-10

Publications (3)

Publication Number Publication Date
FI281273A FI281273A (en) 1975-03-11
FI52894B FI52894B (en) 1977-08-31
FI52894C true FI52894C (en) 1978-09-26

Family

ID=8507619

Family Applications (1)

Application Number Title Priority Date Filing Date
FI281273A FI52894C (en) 1973-09-10 1973-09-10

Country Status (4)

Country Link
DE (1) DE2441388A1 (en)
FI (1) FI52894C (en)
IT (1) IT1019174B (en)
SE (1) SE7410869L (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2183358A1 (en) * 1994-02-15 1995-08-17 Alois Wimmer Drilling support unit to be mounted on an excavator boom

Also Published As

Publication number Publication date
FI52894B (en) 1977-08-31
IT1019174B (en) 1977-11-10
SE7410869L (en) 1975-03-11
DE2441388A1 (en) 1975-03-13
FI281273A (en) 1975-03-11

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