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FR1533960A - Device for measuring the speed of a drilling tool - Google Patents

Device for measuring the speed of a drilling tool

Info

Publication number
FR1533960A
FR1533960A FR110019A FR110019A FR1533960A FR 1533960 A FR1533960 A FR 1533960A FR 110019 A FR110019 A FR 110019A FR 110019 A FR110019 A FR 110019A FR 1533960 A FR1533960 A FR 1533960A
Authority
FR
France
Prior art keywords
measuring
speed
drilling tool
drilling
tool
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
FR110019A
Other languages
French (fr)
Inventor
Yves Piard
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.)
Compagnie Generale dAutomatisme SA
Original Assignee
Compagnie Generale dAutomatisme SA
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 Compagnie Generale dAutomatisme SA filed Critical Compagnie Generale dAutomatisme SA
Priority to FR110019A priority Critical patent/FR1533960A/en
Application granted granted Critical
Publication of FR1533960A publication Critical patent/FR1533960A/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
    • E21B45/00—Measuring the drilling time or rate of penetration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/489—Digital circuits therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Physics & Mathematics (AREA)
FR110019A 1967-06-12 1967-06-12 Device for measuring the speed of a drilling tool Expired FR1533960A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR110019A FR1533960A (en) 1967-06-12 1967-06-12 Device for measuring the speed of a drilling tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR110019A FR1533960A (en) 1967-06-12 1967-06-12 Device for measuring the speed of a drilling tool

Publications (1)

Publication Number Publication Date
FR1533960A true FR1533960A (en) 1968-07-26

Family

ID=8632823

Family Applications (1)

Application Number Title Priority Date Filing Date
FR110019A Expired FR1533960A (en) 1967-06-12 1967-06-12 Device for measuring the speed of a drilling tool

Country Status (1)

Country Link
FR (1) FR1533960A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2037133A1 (en) * 1969-02-27 1970-12-31 Liston John

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2037133A1 (en) * 1969-02-27 1970-12-31 Liston John

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