FR2152709B1 - - Google Patents

Info

Publication number
FR2152709B1
FR2152709B1 FR7231685A FR7231685A FR2152709B1 FR 2152709 B1 FR2152709 B1 FR 2152709B1 FR 7231685 A FR7231685 A FR 7231685A FR 7231685 A FR7231685 A FR 7231685A FR 2152709 B1 FR2152709 B1 FR 2152709B1
Authority
FR
France
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
FR7231685A
Other languages
French (fr)
Other versions
FR2152709A1 (en
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
Publication of FR2152709A1 publication Critical patent/FR2152709A1/fr
Application granted granted Critical
Publication of FR2152709B1 publication Critical patent/FR2152709B1/fr
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
    • E21B44/06—Automatic control of the tool feed in response to the flow or pressure of the motive fluid of the drive
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (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)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
FR7231685A 1971-09-07 1972-09-07 Expired FR2152709B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE11297/71A SE361704B (en) 1971-09-07 1971-09-07

Publications (2)

Publication Number Publication Date
FR2152709A1 FR2152709A1 (en) 1973-04-27
FR2152709B1 true FR2152709B1 (en) 1977-01-14

Family

ID=20293707

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7231685A Expired FR2152709B1 (en) 1971-09-07 1972-09-07

Country Status (12)

Country Link
JP (1) JPS5335881B2 (en)
AT (1) AT321228B (en)
CH (1) CH541713A (en)
DE (1) DE2242920C3 (en)
FI (1) FI55893C (en)
FR (1) FR2152709B1 (en)
GB (1) GB1346540A (en)
IT (1) IT965181B (en)
NO (1) NO133332C (en)
PL (1) PL76065B1 (en)
SE (1) SE361704B (en)
ZA (1) ZA725902B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005457B1 (en) * 1978-05-19 1981-08-12 Günter Horst Röhm Chuck for turning machines
DE3005459A1 (en) * 1980-02-14 1981-08-20 Paul Forkardt KG, 4000 Düsseldorf CHUCK FOR LATHE
JPS5871162A (en) * 1981-10-24 1983-04-27 Komori Printing Mach Co Ltd Phase adjusting device of rotary sheet-fed press with reversing mechanism
FI943695A (en) * 1994-08-10 1996-02-11 Valto Ilomaeki Method for adjusting the drilling rig
US9890504B2 (en) 2012-12-12 2018-02-13 Vermeer Manufacturing Company Systems and methods for sensing wear of reducing elements of a material reducing machine

Also Published As

Publication number Publication date
NO133332C (en) 1976-04-12
FI55893C (en) 1979-10-10
FI55893B (en) 1979-06-29
GB1346540A (en) 1974-02-13
PL76065B1 (en) 1975-02-28
JPS4839301A (en) 1973-06-09
DE2242920B2 (en) 1973-06-14
CH541713A (en) 1973-09-15
AT321228B (en) 1975-03-25
DE2242920C3 (en) 1974-01-10
JPS5335881B2 (en) 1978-09-29
IT965181B (en) 1974-01-31
NO133332B (en) 1976-01-05
SE361704B (en) 1973-11-12
FR2152709A1 (en) 1973-04-27
DE2242920A1 (en) 1973-04-05
ZA725902B (en) 1973-06-27

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Legal Events

Date Code Title Description
ST Notification of lapse