FR2370854B1 - - Google Patents

Info

Publication number
FR2370854B1
FR2370854B1 FR7633905A FR7633905A FR2370854B1 FR 2370854 B1 FR2370854 B1 FR 2370854B1 FR 7633905 A FR7633905 A FR 7633905A FR 7633905 A FR7633905 A FR 7633905A FR 2370854 B1 FR2370854 B1 FR 2370854B1
Authority
FR
France
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
FR7633905A
Other languages
French (fr)
Other versions
FR2370854A1 (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.)
Joy Manufacturing Co
Original Assignee
Joy Manufacturing 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 Joy Manufacturing Co filed Critical Joy Manufacturing Co
Priority to FR7633905A priority Critical patent/FR2370854A1/fr
Publication of FR2370854A1 publication Critical patent/FR2370854A1/fr
Application granted granted Critical
Publication of FR2370854B1 publication Critical patent/FR2370854B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B11/00—Reciprocating-piston machines or engines without rotary main shaft, e.g. of free-piston type
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Engineering & Computer Science (AREA)
  • Drilling And Boring (AREA)
FR7633905A 1976-11-10 1976-11-10 Perfectionnements apportes aux appareils de percage a percussion, tels que marteaux perforateurs au rocher Granted FR2370854A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7633905A FR2370854A1 (fr) 1976-11-10 1976-11-10 Perfectionnements apportes aux appareils de percage a percussion, tels que marteaux perforateurs au rocher

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7633905A FR2370854A1 (fr) 1976-11-10 1976-11-10 Perfectionnements apportes aux appareils de percage a percussion, tels que marteaux perforateurs au rocher

Publications (2)

Publication Number Publication Date
FR2370854A1 FR2370854A1 (fr) 1978-06-09
FR2370854B1 true FR2370854B1 (OSRAM) 1982-10-29

Family

ID=9179755

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7633905A Granted FR2370854A1 (fr) 1976-11-10 1976-11-10 Perfectionnements apportes aux appareils de percage a percussion, tels que marteaux perforateurs au rocher

Country Status (1)

Country Link
FR (1) FR2370854A1 (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1219714B (it) * 1988-06-14 1990-05-24 Techmo Car Spa Martello azionato idraulicamente particolarmente adatto all' impiego in ambiente polverosi,corrosivi e simili

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1300677A (fr) * 1961-09-19 1962-08-03 Boehler & Co Ag Geb Dispositif de canalisation d'un fluide de curage à travers un mar teau-foreur
FR1532051A (fr) * 1967-07-21 1968-07-05 Sonomotive Engineers Ltd Perfectionnements aux outils à percussion
US3656508A (en) * 1970-06-15 1972-04-18 Ingersoll Rand Canada Water valve for rock drills

Also Published As

Publication number Publication date
FR2370854A1 (fr) 1978-06-09

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Legal Events

Date Code Title Description
ST Notification of lapse