IT994810B - Perfezionamento nelle perforatrici per roccia e simili - Google Patents

Perfezionamento nelle perforatrici per roccia e simili

Info

Publication number
IT994810B
IT994810B IT52820/73A IT5282073A IT994810B IT 994810 B IT994810 B IT 994810B IT 52820/73 A IT52820/73 A IT 52820/73A IT 5282073 A IT5282073 A IT 5282073A IT 994810 B IT994810 B IT 994810B
Authority
IT
Italy
Prior art keywords
improvement
rock drills
drills
rock
Prior art date
Application number
IT52820/73A
Other languages
English (en)
Original Assignee
Atlas Copco 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 Atlas Copco Ab filed Critical Atlas Copco Ab
Application granted granted Critical
Publication of IT994810B publication Critical patent/IT994810B/it

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
    • 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
    • E21B19/084—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 flexible drawing means, e.g. cables

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
IT52820/73A 1972-10-06 1973-09-28 Perfezionamento nelle perforatrici per roccia e simili IT994810B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE12988/72A SE367229B (it) 1972-10-06 1972-10-06

Publications (1)

Publication Number Publication Date
IT994810B true IT994810B (it) 1975-10-20

Family

ID=20296636

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52820/73A IT994810B (it) 1972-10-06 1973-09-28 Perfezionamento nelle perforatrici per roccia e simili

Country Status (10)

Country Link
US (1) US3835936A (it)
JP (1) JPS4993201A (it)
AU (1) AU466606B2 (it)
CA (1) CA983473A (it)
DE (1) DE2348836C3 (it)
FR (1) FR2202227A1 (it)
GB (1) GB1405559A (it)
IT (1) IT994810B (it)
SE (1) SE367229B (it)
ZA (1) ZA737557B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1036763B (it) * 1975-06-04 1979-10-30 Casagrande Bruno Perfezionamenti alle colonne tele scopiche per macchine per fonda zioni e colonne telescopiche cosi derivate
US4039032A (en) * 1975-10-24 1977-08-02 Joy Manufacturing Company Hose training means
US4024925A (en) * 1976-01-12 1977-05-24 Brown Joe R Equipment handling apparatus
SE444346C (sv) * 1984-04-27 1988-06-13 Atlas Copco Ab Matningsbalk for bergborrmaskin der styrskenor fastsneppes pa en profilbalk
FR2592902B1 (fr) * 1986-01-14 1987-12-18 Audubert Claude Support tariere mobile.
DK46388D0 (da) * 1988-01-29 1988-01-29 Dansk Ind Syndikat Indretning til boretaarn

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1958041A (en) * 1932-07-21 1934-05-08 Ingersoll Rand Co Submarine drill unit
US2964305A (en) * 1958-11-20 1960-12-13 Chicago Pneumatic Tool Co Crust breaking apparatus
US2985249A (en) * 1958-12-04 1961-05-23 Ingersoll Rand Co Automatic feed control for rock drills
US3162253A (en) * 1961-01-06 1964-12-22 Joy Mfg Co Drilling device

Also Published As

Publication number Publication date
DE2348836C3 (de) 1975-04-17
AU466606B2 (en) 1975-10-30
DE2348836A1 (de) 1974-04-18
CA983473A (en) 1976-02-10
DE2348836B2 (de) 1974-08-29
SE367229B (it) 1974-05-20
FR2202227A1 (it) 1974-05-03
ZA737557B (en) 1974-08-28
JPS4993201A (it) 1974-09-05
GB1405559A (en) 1975-09-10
AU6085773A (en) 1975-04-10
US3835936A (en) 1974-09-17

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