FR1286704A - Pneumatic device for digging the ground - Google Patents

Pneumatic device for digging the ground

Info

Publication number
FR1286704A
FR1286704A FR849225A FR849225A FR1286704A FR 1286704 A FR1286704 A FR 1286704A FR 849225 A FR849225 A FR 849225A FR 849225 A FR849225 A FR 849225A FR 1286704 A FR1286704 A FR 1286704A
Authority
FR
France
Prior art keywords
digging
ground
pneumatic device
pneumatic
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
FR849225A
Other languages
French (fr)
Inventor
Charles Meo
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
Priority to FR849225A priority Critical patent/FR1286704A/en
Application granted granted Critical
Publication of FR1286704A publication Critical patent/FR1286704A/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
    • 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
    • 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
    • E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems

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)
FR849225A 1961-01-10 1961-01-10 Pneumatic device for digging the ground Expired FR1286704A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR849225A FR1286704A (en) 1961-01-10 1961-01-10 Pneumatic device for digging the ground

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR849225A FR1286704A (en) 1961-01-10 1961-01-10 Pneumatic device for digging the ground

Publications (1)

Publication Number Publication Date
FR1286704A true FR1286704A (en) 1962-03-09

Family

ID=8746387

Family Applications (1)

Application Number Title Priority Date Filing Date
FR849225A Expired FR1286704A (en) 1961-01-10 1961-01-10 Pneumatic device for digging the ground

Country Status (1)

Country Link
FR (1) FR1286704A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2456170A1 (en) * 1979-05-11 1980-12-05 Monnier Alain Tractor mounted suction unit for trench excavation - uses pneumatic drill to break up soil which is sucked into tipper bin for depositing subsequently
FR2941719A1 (en) * 2009-02-04 2010-08-06 Paul Farenc Rubble aspiring apparatus for e.g. pit, has venturi effect nozzle for ensuring aspiration of rubble, and another venturi effect tube for ensuring continuity of aspiration and for intensifying depression allowing rejection

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2456170A1 (en) * 1979-05-11 1980-12-05 Monnier Alain Tractor mounted suction unit for trench excavation - uses pneumatic drill to break up soil which is sucked into tipper bin for depositing subsequently
FR2941719A1 (en) * 2009-02-04 2010-08-06 Paul Farenc Rubble aspiring apparatus for e.g. pit, has venturi effect nozzle for ensuring aspiration of rubble, and another venturi effect tube for ensuring continuity of aspiration and for intensifying depression allowing rejection

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