FI885483A - KRAFTOEVERFOERINGSHUVUD FOER EN BERGBORRMASKIN. - Google Patents

KRAFTOEVERFOERINGSHUVUD FOER EN BERGBORRMASKIN. Download PDF

Info

Publication number
FI885483A
FI885483A FI885483A FI885483A FI885483A FI 885483 A FI885483 A FI 885483A FI 885483 A FI885483 A FI 885483A FI 885483 A FI885483 A FI 885483A FI 885483 A FI885483 A FI 885483A
Authority
FI
Finland
Prior art keywords
kraftoeverfoeringshuvud
bergborrmaskin
foer
kraftoeverfoeringshuvud foer
Prior art date
Application number
FI885483A
Other languages
Finnish (fi)
Other versions
FI885483A0 (en
Inventor
Llewellan Anderson
Original Assignee
Robbins Co
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 Robbins Co filed Critical Robbins Co
Publication of FI885483A0 publication Critical patent/FI885483A0/en
Publication of FI885483A publication Critical patent/FI885483A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers

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)
FI885483A 1987-11-26 1988-11-25 KRAFTOEVERFOERINGSHUVUD FOER EN BERGBORRMASKIN. FI885483A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA878873 1987-11-26
US26752788A 1988-11-04 1988-11-04

Publications (2)

Publication Number Publication Date
FI885483A0 FI885483A0 (en) 1988-11-25
FI885483A true FI885483A (en) 1989-05-27

Family

ID=26952491

Family Applications (1)

Application Number Title Priority Date Filing Date
FI885483A FI885483A (en) 1987-11-26 1988-11-25 KRAFTOEVERFOERINGSHUVUD FOER EN BERGBORRMASKIN.

Country Status (4)

Country Link
AU (1) AU600184B2 (en)
DE (1) DE3839898C2 (en)
FI (1) FI885483A (en)
GB (1) GB2212748B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3736993A (en) * 1971-07-15 1973-06-05 Robbins Co High torque boring machine
US3800887A (en) * 1972-02-07 1974-04-02 Robbins Co Drive head assembly for an earth drilling machine
DE2962450D1 (en) * 1978-08-25 1982-05-19 Diamant Boart Sa Chuck for driving a drill pipe
AU562909B2 (en) * 1982-02-24 1987-06-25 Drill Systems International Ltd Drilling apparatus

Also Published As

Publication number Publication date
GB8827553D0 (en) 1988-12-29
AU2594988A (en) 1989-06-01
DE3839898C2 (en) 1998-04-30
AU600184B2 (en) 1990-08-02
DE3839898A1 (en) 1989-06-08
FI885483A0 (en) 1988-11-25
GB2212748B (en) 1991-11-27
GB2212748A (en) 1989-08-02

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Legal Events

Date Code Title Description
FD Application lapsed
FD Application lapsed

Owner name: THE ROBBINS COMPANY