FR834869A - Pump for all depths operating by the action of compressed air - Google Patents

Pump for all depths operating by the action of compressed air

Info

Publication number
FR834869A
FR834869A FR834869DA FR834869A FR 834869 A FR834869 A FR 834869A FR 834869D A FR834869D A FR 834869DA FR 834869 A FR834869 A FR 834869A
Authority
FR
France
Prior art keywords
depths
pump
action
operating
compressed air
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
Devaux
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 FR834869A publication Critical patent/FR834869A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
    • F04B47/06—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps having motor-pump units situated at great depth
    • F04B47/08—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps having motor-pump units situated at great depth the motors being actuated by fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR834869D 1938-03-07 1938-03-07 Pump for all depths operating by the action of compressed air Expired FR834869A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR834869T 1938-03-07

Publications (1)

Publication Number Publication Date
FR834869A true FR834869A (en) 1938-12-05

Family

ID=9297382

Family Applications (1)

Application Number Title Priority Date Filing Date
FR834869D Expired FR834869A (en) 1938-03-07 1938-03-07 Pump for all depths operating by the action of compressed air

Country Status (1)

Country Link
FR (1) FR834869A (en)

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