AT344104B - Einrichtung zum herstellen von verrohrten bohrlochern - Google Patents

Einrichtung zum herstellen von verrohrten bohrlochern

Info

Publication number
AT344104B
AT344104B AT881875A AT881875A AT344104B AT 344104 B AT344104 B AT 344104B AT 881875 A AT881875 A AT 881875A AT 881875 A AT881875 A AT 881875A AT 344104 B AT344104 B AT 344104B
Authority
AT
Austria
Prior art keywords
piped
manufacturing
equipment
drill holes
drill
Prior art date
Application number
AT881875A
Other languages
English (en)
Other versions
ATA881875A (de
Inventor
Theodor Fromme
Original Assignee
Gruen & Bilfinger Ag
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
Priority claimed from DE19752502861 external-priority patent/DE2502861C2/de
Application filed by Gruen & Bilfinger Ag filed Critical Gruen & Bilfinger Ag
Publication of ATA881875A publication Critical patent/ATA881875A/de
Application granted granted Critical
Publication of AT344104B publication Critical patent/AT344104B/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
    • 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
    • E21B7/026—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting having auxiliary platforms, e.g. for observation purposes
    • 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)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
AT881875A 1975-01-24 1975-11-19 Einrichtung zum herstellen von verrohrten bohrlochern AT344104B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752502861 DE2502861C2 (de) 1975-01-24 Vorrichtung zum Niederbringen von Bohrrohren

Publications (2)

Publication Number Publication Date
ATA881875A ATA881875A (de) 1977-10-15
AT344104B true AT344104B (de) 1978-07-10

Family

ID=5937216

Family Applications (1)

Application Number Title Priority Date Filing Date
AT881875A AT344104B (de) 1975-01-24 1975-11-19 Einrichtung zum herstellen von verrohrten bohrlochern

Country Status (1)

Country Link
AT (1) AT344104B (de)

Also Published As

Publication number Publication date
DE2502861B1 (de) 1975-12-18
DE2502861A1 (de) 1975-12-18
ATA881875A (de) 1977-10-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee