FR362636A - Improvements to perforators - Google Patents

Improvements to perforators

Info

Publication number
FR362636A
FR362636A FR362636A FR362636DA FR362636A FR 362636 A FR362636 A FR 362636A FR 362636 A FR362636 A FR 362636A FR 362636D A FR362636D A FR 362636DA FR 362636 A FR362636 A FR 362636A
Authority
FR
France
Prior art keywords
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
FR362636A
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 FR362636A publication Critical patent/FR362636A/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)
FR362636A 1906-01-23 1906-01-23 Improvements to perforators Expired FR362636A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR362636T 1906-01-23

Publications (1)

Publication Number Publication Date
FR362636A true FR362636A (en) 1906-07-02

Family

ID=1410107

Family Applications (1)

Application Number Title Priority Date Filing Date
FR362636A Expired FR362636A (en) 1906-01-23 1906-01-23 Improvements to perforators

Country Status (1)

Country Link
FR (1) FR362636A (en)

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