FR395680A - Perfectionnements apportés aux machines à percer la roche - Google Patents

Perfectionnements apportés aux machines à percer la roche

Info

Publication number
FR395680A
FR395680A FR395680A FR395680DA FR395680A FR 395680 A FR395680 A FR 395680A FR 395680 A FR395680 A FR 395680A FR 395680D A FR395680D A FR 395680DA FR 395680 A FR395680 A FR 395680A
Authority
FR
France
Prior art keywords
rock drilling
drilling machines
machines
rock
drilling
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
FR395680A
Other languages
English (en)
Inventor
Karl Ruschenbaum
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 FR395680A publication Critical patent/FR395680A/fr
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

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)
FR395680A 1908-10-26 1908-10-26 Perfectionnements apportés aux machines à percer la roche Expired FR395680A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR395680T 1908-10-26

Publications (1)

Publication Number Publication Date
FR395680A true FR395680A (fr) 1909-03-13

Family

ID=1440847

Family Applications (1)

Application Number Title Priority Date Filing Date
FR395680A Expired FR395680A (fr) 1908-10-26 1908-10-26 Perfectionnements apportés aux machines à percer la roche

Country Status (1)

Country Link
FR (1) FR395680A (fr)

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