ATE200335T1 - Futterrohr-drehvorrichtung für bohrmaschine - Google Patents

Futterrohr-drehvorrichtung für bohrmaschine

Info

Publication number
ATE200335T1
ATE200335T1 AT96101254T AT96101254T ATE200335T1 AT E200335 T1 ATE200335 T1 AT E200335T1 AT 96101254 T AT96101254 T AT 96101254T AT 96101254 T AT96101254 T AT 96101254T AT E200335 T1 ATE200335 T1 AT E200335T1
Authority
AT
Austria
Prior art keywords
drilling machine
rotary device
tube rotary
chassis tube
drilling tool
Prior art date
Application number
AT96101254T
Other languages
English (en)
Inventor
Sergio Casagrande
Original Assignee
Casagrande Spa
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 Casagrande Spa filed Critical Casagrande Spa
Application granted granted Critical
Publication of ATE200335T1 publication Critical patent/ATE200335T1/de

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
    • E21B3/00—Rotary drilling
    • E21B3/02—Surface drives for rotary drilling
    • E21B3/025—Surface drives for rotary drilling with a to-and-fro rotation of the tool

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)
  • Drilling And Boring (AREA)
AT96101254T 1995-02-16 1996-01-30 Futterrohr-drehvorrichtung für bohrmaschine ATE200335T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT95UD000022A IT1280129B1 (it) 1995-02-16 1995-02-16 Dispositivo giracolonna per macchine da scavo con utensili rotanti

Publications (1)

Publication Number Publication Date
ATE200335T1 true ATE200335T1 (de) 2001-04-15

Family

ID=11421734

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96101254T ATE200335T1 (de) 1995-02-16 1996-01-30 Futterrohr-drehvorrichtung für bohrmaschine

Country Status (4)

Country Link
EP (1) EP0727560B1 (de)
AT (1) ATE200335T1 (de)
DE (1) DE69612317T2 (de)
IT (1) IT1280129B1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6796390B1 (en) 1999-09-21 2004-09-28 Shell Oil Company Method and device for moving a tube in a borehole in the ground
CA2586914C (en) * 2004-11-08 2013-02-19 Tesco Corporation Wellbore tubular handling torque multiplier
WO2018112678A1 (zh) * 2016-12-23 2018-06-28 杨一男 一种护筒扭矩放大器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3703212A (en) * 1969-10-13 1972-11-21 Rock Fall Co Ltd Method of rock drilling and apparatus for use therein
DE2026364A1 (de) * 1970-05-29 1971-12-09 Salzgitter Maschinen Ag Bohreinrichtung zum Herstellen von zu verrohrenden Bohrlöchern
SE414417B (sv) * 1975-12-11 1980-07-28 Craelius Ab Bergborrmaskin
US4148367A (en) * 1977-03-14 1979-04-10 Reich Wendell L Well drilling apparatus

Also Published As

Publication number Publication date
DE69612317D1 (de) 2001-05-10
EP0727560A2 (de) 1996-08-21
IT1280129B1 (it) 1998-01-05
EP0727560A3 (de) 1997-01-29
ITUD950022A0 (it) 1995-02-16
DE69612317T2 (de) 2001-07-12
ITUD950022A1 (it) 1996-08-16
EP0727560B1 (de) 2001-04-04

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties