FR368060A - Percussion drill - Google Patents

Percussion drill

Info

Publication number
FR368060A
FR368060A FR368060DA FR368060A FR 368060 A FR368060 A FR 368060A FR 368060D A FR368060D A FR 368060DA FR 368060 A FR368060 A FR 368060A
Authority
FR
France
Prior art keywords
percussion drill
percussion
drill
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
Other languages
French (fr)
Inventor
William David Jones
William Pierce
William Maine Treglown
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR368060A publication Critical patent/FR368060A/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
    • 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

  • 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)
FR368060D 1905-07-13 1906-07-13 Percussion drill Expired FR368060A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB368060X 1905-07-13

Publications (1)

Publication Number Publication Date
FR368060A true FR368060A (en) 1906-11-16

Family

ID=1415149

Family Applications (1)

Application Number Title Priority Date Filing Date
FR368060D Expired FR368060A (en) 1905-07-13 1906-07-13 Percussion drill

Country Status (1)

Country Link
FR (1) FR368060A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3986567A (en) * 1975-12-08 1976-10-19 Vasily Borisovich Pototsky Hydraulic percussive-rotary machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3986567A (en) * 1975-12-08 1976-10-19 Vasily Borisovich Pototsky Hydraulic percussive-rotary machine

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