FR1518076A - Improvements to the means of controlling the advance of perforators - Google Patents

Improvements to the means of controlling the advance of perforators

Info

Publication number
FR1518076A
FR1518076A FR97190A FR97190A FR1518076A FR 1518076 A FR1518076 A FR 1518076A FR 97190 A FR97190 A FR 97190A FR 97190 A FR97190 A FR 97190A FR 1518076 A FR1518076 A FR 1518076A
Authority
FR
France
Prior art keywords
perforators
advance
controlling
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR97190A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Atlas Copco AB
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
Priority to FR97190A priority Critical patent/FR1518076A/en
Application granted granted Critical
Publication of FR1518076A publication Critical patent/FR1518076A/en
Expired legal-status Critical Current

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
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E21B44/02—Automatic control of the tool feed
    • 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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/084—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with flexible drawing means, e.g. cables
    • 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
    • E21B6/00—Drives for drilling with combined rotary and percussive action
    • E21B6/06—Drives for drilling with combined rotary and percussive action the rotation being intermittent, e.g. obtained by ratchet device
    • E21B6/08—Separate drives for percussion and rotation

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)
FR97190A 1967-03-02 1967-03-02 Improvements to the means of controlling the advance of perforators Expired FR1518076A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR97190A FR1518076A (en) 1967-03-02 1967-03-02 Improvements to the means of controlling the advance of perforators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR97190A FR1518076A (en) 1967-03-02 1967-03-02 Improvements to the means of controlling the advance of perforators

Publications (1)

Publication Number Publication Date
FR1518076A true FR1518076A (en) 1968-03-22

Family

ID=8626233

Family Applications (1)

Application Number Title Priority Date Filing Date
FR97190A Expired FR1518076A (en) 1967-03-02 1967-03-02 Improvements to the means of controlling the advance of perforators

Country Status (1)

Country Link
FR (1) FR1518076A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2425534A1 (en) * 1978-05-11 1979-12-07 Tampella Oy Ab ROCK DRILLING DEVICE CONTROL SYSTEM

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2425534A1 (en) * 1978-05-11 1979-12-07 Tampella Oy Ab ROCK DRILLING DEVICE CONTROL SYSTEM

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