NO125201B - - Google Patents

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Info

Publication number
NO125201B
NO125201B NO3607/69A NO360769A NO125201B NO 125201 B NO125201 B NO 125201B NO 3607/69 A NO3607/69 A NO 3607/69A NO 360769 A NO360769 A NO 360769A NO 125201 B NO125201 B NO 125201B
Authority
NO
Norway
Prior art keywords
gripping
housing
piston element
drill string
jaws
Prior art date
Application number
NO3607/69A
Other languages
English (en)
Norwegian (no)
Inventor
N Jonsson
J Lagerstedt
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 NO125201B publication Critical patent/NO125201B/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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/03—Couplings; joints between drilling rod or pipe and drill motor or surface drive, e.g. between drilling rod and hammer
    • 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
    • E21B3/00—Rotary drilling
    • E21B3/02—Surface drives for rotary drilling

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)
NO3607/69A 1968-10-04 1969-09-10 NO125201B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE13475/68A SE324546B (de) 1968-10-04 1968-10-04

Publications (1)

Publication Number Publication Date
NO125201B true NO125201B (de) 1972-07-31

Family

ID=20297446

Family Applications (1)

Application Number Title Priority Date Filing Date
NO3607/69A NO125201B (de) 1968-10-04 1969-09-10

Country Status (9)

Country Link
US (1) US3565187A (de)
JP (1) JPS4827041B1 (de)
CH (1) CH519092A (de)
DE (1) DE1946734C2 (de)
FI (1) FI54733C (de)
FR (1) FR2019899A1 (de)
GB (1) GB1237859A (de)
NO (1) NO125201B (de)
SE (1) SE324546B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2962450D1 (en) * 1978-08-25 1982-05-19 Diamant Boart Sa Chuck for driving a drill pipe
FR2497869A1 (fr) * 1981-01-12 1982-07-16 Cogema Machine de forage montee sur vehicule et procede de forage utilisant une telle machine
GB2123328B (en) * 1982-05-15 1986-06-11 Mach Tool Engineers A hydraulic torque machine
SE448017B (sv) * 1982-12-27 1987-01-12 Craelius Ab Tryckmediepaverkad gripanordning for roterande borrning vid ett berg eller jordborrningsaggregat
SE441025B (sv) * 1984-02-03 1985-09-02 Craelius Ab Gripanordning for en borrstreng vid bergborrmaskiner
US6736219B1 (en) * 2002-12-10 2004-05-18 William A. White Underground horizontal boring apparatus
CN105156042B (zh) * 2015-08-18 2017-07-25 淮南矿业(集团)有限责任公司 液压钻机

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2730331A (en) * 1953-01-19 1956-01-10 Peter J Harinck Rotary mining machine
US3212591A (en) * 1962-10-19 1965-10-19 Chicago Pneumatic Tool Co Diamond drilling apparatus

Also Published As

Publication number Publication date
JPS4827041B1 (de) 1973-08-18
FI54733C (fi) 1979-02-12
DE1946734C2 (de) 1971-01-07
CH519092A (de) 1972-02-15
DE1946734B1 (de) 1970-05-27
FR2019899A1 (de) 1970-07-10
US3565187A (en) 1971-02-23
SE324546B (de) 1970-06-08
GB1237859A (en) 1971-06-30
FI54733B (fi) 1978-10-31

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