FR1171098A - Improvements made to diffusion pumps to obtain a vacuum - Google Patents

Improvements made to diffusion pumps to obtain a vacuum

Info

Publication number
FR1171098A
FR1171098A FR1171098DA FR1171098A FR 1171098 A FR1171098 A FR 1171098A FR 1171098D A FR1171098D A FR 1171098DA FR 1171098 A FR1171098 A FR 1171098A
Authority
FR
France
Prior art keywords
vacuum
improvements made
diffusion pumps
pumps
diffusion
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.)
GALILEO OFF
Original Assignee
GALILEO OFF
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 GALILEO OFF filed Critical GALILEO OFF
Application granted granted Critical
Publication of FR1171098A publication Critical patent/FR1171098A/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
    • F04F9/00—Diffusion pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR1171098D 1956-04-11 1957-04-10 Improvements made to diffusion pumps to obtain a vacuum Expired FR1171098A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1171098X 1956-04-11

Publications (1)

Publication Number Publication Date
FR1171098A true FR1171098A (en) 1959-01-22

Family

ID=11432478

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1171098D Expired FR1171098A (en) 1956-04-11 1957-04-10 Improvements made to diffusion pumps to obtain a vacuum

Country Status (1)

Country Link
FR (1) FR1171098A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3288354A (en) * 1963-05-30 1966-11-29 Edwards High Vacuum Int Ltd Vapor diffusion pumps

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3288354A (en) * 1963-05-30 1966-11-29 Edwards High Vacuum Int Ltd Vapor diffusion pumps

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