FR365550A - Improvements to electro-pneumatic perforators - Google Patents

Improvements to electro-pneumatic perforators

Info

Publication number
FR365550A
FR365550A FR365550A FR365550DA FR365550A FR 365550 A FR365550 A FR 365550A FR 365550 A FR365550 A FR 365550A FR 365550D A FR365550D A FR 365550DA FR 365550 A FR365550 A FR 365550A
Authority
FR
France
Prior art keywords
electro
perforators
pneumatic
pneumatic perforators
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
FR365550A
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
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 Ingersoll Rand Co filed Critical Ingersoll Rand Co
Application granted granted Critical
Publication of FR365550A publication Critical patent/FR365550A/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
    • E21B1/00—Percussion drilling
    • E21B1/12—Percussion drilling with a reciprocating impulse member
    • E21B1/24—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure
    • E21B1/30—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure by air, steam or gas pressure
    • E21B1/32—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure by air, steam or gas pressure working with pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (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)
FR365550A 1906-04-24 1906-04-24 Improvements to electro-pneumatic perforators Expired FR365550A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR365550T 1906-04-24

Publications (1)

Publication Number Publication Date
FR365550A true FR365550A (en) 1906-09-10

Family

ID=1412824

Family Applications (1)

Application Number Title Priority Date Filing Date
FR365550A Expired FR365550A (en) 1906-04-24 1906-04-24 Improvements to electro-pneumatic perforators

Country Status (1)

Country Link
FR (1) FR365550A (en)

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