FR444203A - Machine à faire le vide - Google Patents

Machine à faire le vide

Info

Publication number
FR444203A
FR444203A FR444203DA FR444203A FR 444203 A FR444203 A FR 444203A FR 444203D A FR444203D A FR 444203DA FR 444203 A FR444203 A FR 444203A
Authority
FR
France
Prior art keywords
vacuum machine
vacuum
machine
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
Adrien-Alexandre Oullie
Victor Raisin
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.)
ADRIEN ALEXANDRE OULLIE
Original Assignee
ADRIEN ALEXANDRE OULLIE
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 ADRIEN ALEXANDRE OULLIE filed Critical ADRIEN ALEXANDRE OULLIE
Application granted granted Critical
Publication of FR444203A publication Critical patent/FR444203A/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
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
    • F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
    • F04B37/14—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high vacuum
    • F04B37/16—Means for nullifying unswept space

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR444203D 1911-07-31 1911-07-31 Machine à faire le vide Expired FR444203A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR444203T 1911-07-31

Publications (1)

Publication Number Publication Date
FR444203A true FR444203A (fr) 1912-10-12

Family

ID=1485196

Family Applications (1)

Application Number Title Priority Date Filing Date
FR444203D Expired FR444203A (fr) 1911-07-31 1911-07-31 Machine à faire le vide

Country Status (1)

Country Link
FR (1) FR444203A (fr)

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