FR1125681A - Perfectionnements apportés aux pompes d'extraction de gaz - Google Patents

Perfectionnements apportés aux pompes d'extraction de gaz

Info

Publication number
FR1125681A
FR1125681A FR1125681DA FR1125681A FR 1125681 A FR1125681 A FR 1125681A FR 1125681D A FR1125681D A FR 1125681DA FR 1125681 A FR1125681 A FR 1125681A
Authority
FR
France
Prior art keywords
gas extraction
extraction pumps
pumps
gas
extraction
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
English (en)
Inventor
John Reginald Charles Randall
Clive Edward Champney
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 FR1125681A publication Critical patent/FR1125681A/fr
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
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/14—Pumps characterised by muscle-power operation
    • 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
    • F04B33/00—Pumps actuated by muscle power, e.g. for inflating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR1125681D 1955-06-02 1955-06-02 Perfectionnements apportés aux pompes d'extraction de gaz Expired FR1125681A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1125681T 1955-06-02

Publications (1)

Publication Number Publication Date
FR1125681A true FR1125681A (fr) 1956-11-05

Family

ID=9634641

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1125681D Expired FR1125681A (fr) 1955-06-02 1955-06-02 Perfectionnements apportés aux pompes d'extraction de gaz

Country Status (1)

Country Link
FR (1) FR1125681A (fr)

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