HU179406B - Device for rotating in alternatelly opposite direction casing pipes - Google Patents

Device for rotating in alternatelly opposite direction casing pipes

Info

Publication number
HU179406B
HU179406B HUBA003658A HU179406B HU 179406 B HU179406 B HU 179406B HU BA003658 A HUBA003658 A HU BA003658A HU 179406 B HU179406 B HU 179406B
Authority
HU
Hungary
Prior art keywords
alternatelly
rotating
opposite direction
casing pipes
direction casing
Prior art date
Application number
Other languages
English (en)
Hungarian (hu)
Inventor
Harald Luederitz
Horst Schneider
Original Assignee
Bauakademie Ddr
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 Bauakademie Ddr filed Critical Bauakademie Ddr
Publication of HU179406B publication Critical patent/HU179406B/hu

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)
  • Excavating Of Shafts Or Tunnels (AREA)
HUBA003658 1977-06-02 1978-06-01 Device for rotating in alternatelly opposite direction casing pipes HU179406B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD19925177A DD142490A3 (de) 1977-06-02 1977-06-02 Vorrichtung zum wechselweise entgegengesetzten drehen von verrohrungen

Publications (1)

Publication Number Publication Date
HU179406B true HU179406B (en) 1982-10-28

Family

ID=5508579

Family Applications (1)

Application Number Title Priority Date Filing Date
HUBA003658 HU179406B (en) 1977-06-02 1978-06-01 Device for rotating in alternatelly opposite direction casing pipes

Country Status (5)

Country Link
CS (1) CS251601B1 (cs)
DD (1) DD142490A3 (cs)
DE (1) DE2817875C2 (cs)
FR (1) FR2393114A1 (cs)
HU (1) HU179406B (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2385426C (en) * 1999-09-21 2008-03-25 Well Engineering Partners B.V. Method and device for moving a tube in a borehole in the ground
US7461705B2 (en) * 2006-05-05 2008-12-09 Varco I/P, Inc. Directional drilling control

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE932662C (de) * 1942-06-02 1955-09-05 Pierre Jean Marie Theod Allard Vorrichtung zum maschinellen Eintreiben von Bohrrohren

Also Published As

Publication number Publication date
DE2817875C2 (de) 1986-08-21
DD142490A3 (de) 1980-07-02
FR2393114A1 (fr) 1978-12-29
DE2817875A1 (de) 1978-12-14
FR2393114B3 (cs) 1981-02-20
CS251601B1 (en) 1987-07-16

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