FR792745A - Improvements to vacuum pumps using condensable steam as the driving fluid - Google Patents

Improvements to vacuum pumps using condensable steam as the driving fluid

Info

Publication number
FR792745A
FR792745A FR792745DA FR792745A FR 792745 A FR792745 A FR 792745A FR 792745D A FR792745D A FR 792745DA FR 792745 A FR792745 A FR 792745A
Authority
FR
France
Prior art keywords
vacuum pumps
driving fluid
condensable steam
condensable
steam
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.)
Compagnie Generale de Radiologie SA
Original Assignee
Compagnie Generale de Radiologie SA
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 Compagnie Generale de Radiologie SA filed Critical Compagnie Generale de Radiologie SA
Application granted granted Critical
Publication of FR792745A publication Critical patent/FR792745A/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)
FR792745D 1934-10-06 1934-10-06 Improvements to vacuum pumps using condensable steam as the driving fluid Expired FR792745A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR792745T 1934-10-06

Publications (1)

Publication Number Publication Date
FR792745A true FR792745A (en) 1936-01-09

Family

ID=9231388

Family Applications (1)

Application Number Title Priority Date Filing Date
FR792745D Expired FR792745A (en) 1934-10-06 1934-10-06 Improvements to vacuum pumps using condensable steam as the driving fluid

Country Status (1)

Country Link
FR (1) FR792745A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2489058A (en) * 1944-05-26 1949-11-22 Atomic Energy Commission Diffusion pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2489058A (en) * 1944-05-26 1949-11-22 Atomic Energy Commission Diffusion pump

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