FR765446A - Improvements to vacuum devices - Google Patents

Improvements to vacuum devices

Info

Publication number
FR765446A
FR765446A FR765446DA FR765446A FR 765446 A FR765446 A FR 765446A FR 765446D A FR765446D A FR 765446DA FR 765446 A FR765446 A FR 765446A
Authority
FR
France
Prior art keywords
vacuum devices
vacuum
devices
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.)
MATERIEL D INCENDIE DROUVILLE
Original Assignee
MATERIEL D INCENDIE DROUVILLE
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 MATERIEL D INCENDIE DROUVILLE filed Critical MATERIEL D INCENDIE DROUVILLE
Application granted granted Critical
Publication of FR765446A publication Critical patent/FR765446A/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
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
    • F04F5/46—Arrangements of nozzles
    • F04F5/466—Arrangements of nozzles with a plurality of nozzles arranged in parallel
FR765446D 1933-12-13 1933-12-13 Improvements to vacuum devices Expired FR765446A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR765446T 1933-12-13

Publications (1)

Publication Number Publication Date
FR765446A true FR765446A (en) 1934-06-09

Family

ID=9182750

Family Applications (1)

Application Number Title Priority Date Filing Date
FR765446D Expired FR765446A (en) 1933-12-13 1933-12-13 Improvements to vacuum devices

Country Status (1)

Country Link
FR (1) FR765446A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3464625A (en) * 1965-01-22 1969-09-02 Atlas Copco Ab Method and means for making snow
US4249864A (en) * 1978-06-19 1981-02-10 Auscoteng Pty. Ltd. Centrifugal pump system for water desalinization

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3464625A (en) * 1965-01-22 1969-09-02 Atlas Copco Ab Method and means for making snow
US4249864A (en) * 1978-06-19 1981-02-10 Auscoteng Pty. Ltd. Centrifugal pump system for water desalinization

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