NO754273L - - Google Patents

Info

Publication number
NO754273L
NO754273L NO754273A NO754273A NO754273L NO 754273 L NO754273 L NO 754273L NO 754273 A NO754273 A NO 754273A NO 754273 A NO754273 A NO 754273A NO 754273 L NO754273 L NO 754273L
Authority
NO
Norway
Prior art keywords
angle
feed beam
boom
sensed
value
Prior art date
Application number
NO754273A
Other languages
English (en)
Norwegian (no)
Inventor
N A Agren
C-G Bergstroem
K E O Bystroem
B Hoegstroem
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
Publication of NO754273L publication Critical patent/NO754273L/no

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
    • 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
    • E21B7/022—Control of the drilling operation; Hydraulic or pneumatic means for activation or operation

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)
NO754273A 1974-12-23 1975-12-16 NO754273L (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7416214A SE395744B (sv) 1974-12-23 1974-12-23 Forfarande och anordning for inriktning av en borrbom

Publications (1)

Publication Number Publication Date
NO754273L true NO754273L (fi) 1976-06-24

Family

ID=20323105

Family Applications (1)

Application Number Title Priority Date Filing Date
NO754273A NO754273L (fi) 1974-12-23 1975-12-16

Country Status (8)

Country Link
AU (1) AU505055B2 (fi)
CA (1) CA1042416A (fi)
DE (1) DE2557338A1 (fi)
FI (1) FI753621A (fi)
FR (1) FR2296084A1 (fi)
NO (1) NO754273L (fi)
SE (1) SE395744B (fi)
ZA (1) ZA757906B (fi)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274494A (en) * 1977-05-16 1981-06-23 Atlas Copco Aktiebolag Method and device for setting the direction and/or the inclination of an elongated rock drilling apparatus
US4484637A (en) * 1979-01-19 1984-11-27 Cooper Industries, Inc. Positioning control system for rock drill support apparatus
FI79884C (fi) * 1988-06-03 1990-03-12 Tampella Oy Ab Foerfarande och anordning foer borrning av ett haol i berg.
FI107182B (fi) * 1998-12-09 2001-06-15 Tamrock Oy Menetelmä asemointivirheiden korjaamiseksi kallionporauksessa ja kallionporauslaitteisto
CN103244058B (zh) * 2013-06-04 2015-06-17 重庆市能源投资集团科技有限责任公司 一种煤矿井下撬装定位钻机

Also Published As

Publication number Publication date
CA1042416A (en) 1978-11-14
SE395744B (sv) 1977-08-22
DE2557338A1 (de) 1976-06-24
SE7416214L (sv) 1976-06-24
AU505055B2 (en) 1979-11-08
AU8776975A (en) 1977-06-30
FR2296084B3 (fi) 1979-05-11
ZA757906B (en) 1976-11-24
FI753621A (fi) 1976-06-24
FR2296084A1 (fr) 1976-07-23

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