FR1161993A - Pompes à vide à vapeur - Google Patents

Pompes à vide à vapeur

Info

Publication number
FR1161993A
FR1161993A FR1161993DA FR1161993A FR 1161993 A FR1161993 A FR 1161993A FR 1161993D A FR1161993D A FR 1161993DA FR 1161993 A FR1161993 A FR 1161993A
Authority
FR
France
Prior art keywords
vacuum pumps
steam vacuum
steam
pumps
vacuum
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.)
Edwards High Vacuum Ltd
Original Assignee
Edwards High Vacuum Ltd
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 Edwards High Vacuum Ltd filed Critical Edwards High Vacuum Ltd
Application granted granted Critical
Publication of FR1161993A publication Critical patent/FR1161993A/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)
FR1161993D 1955-12-08 1956-12-05 Pompes à vide à vapeur Expired FR1161993A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1161993X 1955-12-08

Publications (1)

Publication Number Publication Date
FR1161993A true FR1161993A (fr) 1958-09-08

Family

ID=10878795

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1161993D Expired FR1161993A (fr) 1955-12-08 1956-12-05 Pompes à vide à vapeur

Country Status (1)

Country Link
FR (1) FR1161993A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2414650A1 (fr) * 1978-01-17 1979-08-10 Varian Associates Pompe a diffusion pour detecteurs de fuites

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2414650A1 (fr) * 1978-01-17 1979-08-10 Varian Associates Pompe a diffusion pour detecteurs de fuites

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