FR1047408A - Pompe à vide - Google Patents

Pompe à vide

Info

Publication number
FR1047408A
FR1047408A FR1047408DA FR1047408A FR 1047408 A FR1047408 A FR 1047408A FR 1047408D A FR1047408D A FR 1047408DA FR 1047408 A FR1047408 A FR 1047408A
Authority
FR
France
Prior art keywords
vacuum pump
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
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of FR1047408A publication Critical patent/FR1047408A/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
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F9/00—Diffusion pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR1047408D 1951-01-02 1951-12-29 Pompe à vide Expired FR1047408A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1047408XA 1951-01-02 1951-01-02

Publications (1)

Publication Number Publication Date
FR1047408A true FR1047408A (fr) 1953-12-14

Family

ID=22302113

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1047408D Expired FR1047408A (fr) 1951-01-02 1951-12-29 Pompe à vide

Country Status (1)

Country Link
FR (1) FR1047408A (fr)

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