FR383915A - Vacuum pump improvements - Google Patents

Vacuum pump improvements

Info

Publication number
FR383915A
FR383915A FR383915DA FR383915A FR 383915 A FR383915 A FR 383915A FR 383915D A FR383915D A FR 383915DA FR 383915 A FR383915 A FR 383915A
Authority
FR
France
Prior art keywords
vacuum pump
pump improvements
vacuum
pump
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)
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.)
Ateliers Thomson Houston Anciens Etablissements Postel Vinay
Original Assignee
Ateliers Thomson Houston Anciens Etablissements Postel Vinay
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 Ateliers Thomson Houston Anciens Etablissements Postel Vinay filed Critical Ateliers Thomson Houston Anciens Etablissements Postel Vinay
Application granted granted Critical
Publication of FR383915A publication Critical patent/FR383915A/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
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/16—Centrifugal pumps for displacing without appreciable compression
    • F04D17/168—Pumps specially adapted to produce a vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/18—Centrifugal pumps characterised by use of centrifugal force of liquids entrained in pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR383915D 1907-11-14 1907-11-14 Vacuum pump improvements Expired FR383915A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR383915T 1907-11-14

Publications (1)

Publication Number Publication Date
FR383915A true FR383915A (en) 1908-03-24

Family

ID=1429894

Family Applications (1)

Application Number Title Priority Date Filing Date
FR383915D Expired FR383915A (en) 1907-11-14 1907-11-14 Vacuum pump improvements

Country Status (1)

Country Link
FR (1) FR383915A (en)

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