FR21089E - Pompe rotative à un ou plusieurs étages - Google Patents

Pompe rotative à un ou plusieurs étages

Info

Publication number
FR21089E
FR21089E FR21089DA FR21089E FR 21089 E FR21089 E FR 21089E FR 21089D A FR21089D A FR 21089DA FR 21089 E FR21089 E FR 21089E
Authority
FR
France
Prior art keywords
rotary pump
stage rotary
stage
pump
rotary
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
Leopold Davion
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR21089E publication Critical patent/FR21089E/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
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/181—Axial flow rotors
    • F04D29/183—Semi axial flow rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/106—Shaft sealings especially adapted for liquid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR21089D 1918-06-05 1918-11-20 Pompe rotative à un ou plusieurs étages Expired FR21089E (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR490375T 1918-06-05
FR21089T 1918-11-20

Publications (1)

Publication Number Publication Date
FR21089E true FR21089E (fr) 1920-03-19

Family

ID=1362046

Family Applications (1)

Application Number Title Priority Date Filing Date
FR21089D Expired FR21089E (fr) 1918-06-05 1918-11-20 Pompe rotative à un ou plusieurs étages

Country Status (1)

Country Link
FR (1) FR21089E (fr)

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