FR572302A - Improvements to impactful tools of the explosion engine type - Google Patents

Improvements to impactful tools of the explosion engine type

Info

Publication number
FR572302A
FR572302A FR572302DA FR572302A FR 572302 A FR572302 A FR 572302A FR 572302D A FR572302D A FR 572302DA FR 572302 A FR572302 A FR 572302A
Authority
FR
France
Prior art keywords
impactful
tools
engine type
explosion engine
explosion
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
Charles Stuart Somervell
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 filed Critical
Application granted granted Critical
Publication of FR572302A publication Critical patent/FR572302A/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
    • E21B1/34—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 the impulse member being a piston of an internal-combustion engine

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)
FR572302D 1923-09-27 1923-09-27 Improvements to impactful tools of the explosion engine type Expired FR572302A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR572302T 1923-09-27

Publications (1)

Publication Number Publication Date
FR572302A true FR572302A (en) 1924-06-04

Family

ID=8951143

Family Applications (1)

Application Number Title Priority Date Filing Date
FR572302D Expired FR572302A (en) 1923-09-27 1923-09-27 Improvements to impactful tools of the explosion engine type

Country Status (1)

Country Link
FR (1) FR572302A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE935182C (en) * 1952-02-23 1955-11-17 Gustav Albert Bergman Rock hammer drill driven by an internal combustion engine or the like.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE935182C (en) * 1952-02-23 1955-11-17 Gustav Albert Bergman Rock hammer drill driven by an internal combustion engine or the like.

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