FR11479E - Vacuum pump improvements - Google Patents

Vacuum pump improvements

Info

Publication number
FR11479E
FR11479E FR11479DA FR11479E FR 11479 E FR11479 E FR 11479E FR 11479D A FR11479D A FR 11479DA FR 11479 E FR11479 E FR 11479E
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR11479E publication Critical patent/FR11479E/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
    • F04D17/18—Centrifugal pumps characterised by use of centrifugal force of liquids entrained in pumps
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR11479D 1907-11-14 1909-09-08 Vacuum pump improvements Expired FR11479E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR383915T 1907-11-14
FR11479T 1909-09-08

Publications (1)

Publication Number Publication Date
FR11479E true FR11479E (en) 1910-02-25

Family

ID=1353780

Family Applications (1)

Application Number Title Priority Date Filing Date
FR11479D Expired FR11479E (en) 1907-11-14 1909-09-08 Vacuum pump improvements

Country Status (1)

Country Link
FR (1) FR11479E (en)

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