FR28473E - Perfectionnements pour rendre les pompes centrifuges auto-amorçables - Google Patents

Perfectionnements pour rendre les pompes centrifuges auto-amorçables

Info

Publication number
FR28473E
FR28473E FR28473DA FR28473E FR 28473 E FR28473 E FR 28473E FR 28473D A FR28473D A FR 28473DA FR 28473 E FR28473 E FR 28473E
Authority
FR
France
Prior art keywords
priming
centrifugal pumps
make centrifugal
self
pumps self
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)
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.)
HARDOLL SOC
Original Assignee
HARDOLL SOC
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 HARDOLL SOC filed Critical HARDOLL SOC
Application granted granted Critical
Publication of FR28473E publication Critical patent/FR28473E/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
    • F04D9/00—Priming; Preventing vapour lock
    • F04D9/02—Self-priming pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR28473D 1923-12-06 1923-12-06 Perfectionnements pour rendre les pompes centrifuges auto-amorçables Expired FR28473E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR28473T 1923-12-06

Publications (1)

Publication Number Publication Date
FR28473E true FR28473E (fr) 1925-02-27

Family

ID=8666645

Family Applications (1)

Application Number Title Priority Date Filing Date
FR28473D Expired FR28473E (fr) 1923-12-06 1923-12-06 Perfectionnements pour rendre les pompes centrifuges auto-amorçables

Country Status (1)

Country Link
FR (1) FR28473E (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2744469A (en) * 1953-06-05 1956-05-08 Edward J Schaefer Valve structure for preventing air lock in pumps

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2744469A (en) * 1953-06-05 1956-05-08 Edward J Schaefer Valve structure for preventing air lock in pumps

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