FR1575110A - - Google Patents

Info

Publication number
FR1575110A
FR1575110A FR1575110DA FR1575110A FR 1575110 A FR1575110 A FR 1575110A FR 1575110D A FR1575110D A FR 1575110DA FR 1575110 A FR1575110 A FR 1575110A
Authority
FR
France
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)
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 filed Critical
Application granted granted Critical
Publication of FR1575110A publication Critical patent/FR1575110A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D8/00—Cold traps; Cold baffles
    • 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
    • F04B37/06—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for evacuating by thermal means
    • F04B37/08—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for evacuating by thermal means by condensing or freezing, e.g. cryogenic pumps
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
    • F16K51/02—Other details not peculiar to particular types of valves or cut-off apparatus specially adapted for high-vacuum installations

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Details Of Valves (AREA)
FR1575110D 1967-08-04 1968-07-24 Expired FR1575110A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1112667A CH456834A (en) 1967-08-04 1967-08-04 Vacuum valve

Publications (1)

Publication Number Publication Date
FR1575110A true FR1575110A (en) 1969-07-18

Family

ID=4370332

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1575110D Expired FR1575110A (en) 1967-08-04 1968-07-24

Country Status (5)

Country Link
CH (1) CH456834A (en)
DE (1) DE1775015A1 (en)
FR (1) FR1575110A (en)
GB (1) GB1225866A (en)
NL (1) NL6712739A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2047445A5 (en) * 1969-05-07 1971-03-12 High Edwards Vacuum Int

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3216591A1 (en) * 1982-05-04 1983-11-10 Leybold-Heraeus GmbH, 5000 Köln Cryogenic pump with shutter-like baffle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2047445A5 (en) * 1969-05-07 1971-03-12 High Edwards Vacuum Int

Also Published As

Publication number Publication date
NL6712739A (en) 1969-02-06
CH456834A (en) 1968-05-31
GB1225866A (en) 1971-03-24
DE1775015A1 (en) 1971-05-13

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Legal Events

Date Code Title Description
ST Notification of lapse