FR2192620A6 - - Google Patents

Info

Publication number
FR2192620A6
FR2192620A6 FR7224603A FR7224603A FR2192620A6 FR 2192620 A6 FR2192620 A6 FR 2192620A6 FR 7224603 A FR7224603 A FR 7224603A FR 7224603 A FR7224603 A FR 7224603A FR 2192620 A6 FR2192620 A6 FR 2192620A6
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
FR7224603A
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.)
Air Liquide SA
Original Assignee
Air Liquide 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
Priority to BE791888D priority Critical patent/BE791888A/fr
Priority claimed from FR7142384A external-priority patent/FR2161484A5/fr
Application filed by Air Liquide SA filed Critical Air Liquide SA
Priority to FR7224603A priority patent/FR2192620A6/fr
Priority to IT31743/72A priority patent/IT970940B/it
Priority to CH1688472A priority patent/CH569194A5/xx
Priority to IL40902A priority patent/IL40902A/en
Priority to CA157,510A priority patent/CA968170A/en
Priority to LU66552A priority patent/LU66552A1/xx
Priority to DE2257652A priority patent/DE2257652A1/de
Priority to GB5454172A priority patent/GB1415332A/en
Priority to NL7216050A priority patent/NL7216050A/xx
Priority to JP11812372A priority patent/JPS567066B2/ja
Priority to US00309701A priority patent/US3797264A/en
Publication of FR2192620A6 publication Critical patent/FR2192620A6/fr
Application granted granted Critical
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
FR7224603A 1971-11-26 1972-07-07 Expired FR2192620A6 (fr)

Priority Applications (12)

Application Number Priority Date Filing Date Title
BE791888D BE791888A (fr) 1971-11-26 Dispositif de cryopompage
FR7224603A FR2192620A6 (fr) 1971-11-26 1972-07-07
IT31743/72A IT970940B (it) 1971-11-26 1972-11-16 Dispositivo di criopompaggio
CH1688472A CH569194A5 (fr) 1971-11-26 1972-11-20
IL40902A IL40902A (en) 1971-11-26 1972-11-22 Low-temperature pumping device
LU66552A LU66552A1 (fr) 1971-11-26 1972-11-24
CA157,510A CA968170A (en) 1971-11-26 1972-11-24 Low-temperature pumping device
DE2257652A DE2257652A1 (de) 1971-11-26 1972-11-24 Kaeltepumpvorrichtung
GB5454172A GB1415332A (en) 1971-11-26 1972-11-24 Low-temperature pumping devices
NL7216050A NL7216050A (fr) 1971-11-26 1972-11-27
JP11812372A JPS567066B2 (fr) 1971-11-26 1972-11-27
US00309701A US3797264A (en) 1971-11-26 1972-11-27 Low-temperature pumping device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7142384A FR2161484A5 (en) 1971-11-26 1971-11-26 Cold-pump assembly - for prodn of ultra-vacuum using liquid helium
FR7224603A FR2192620A6 (fr) 1971-11-26 1972-07-07

Publications (1)

Publication Number Publication Date
FR2192620A6 true FR2192620A6 (fr) 1974-02-08

Family

ID=26216738

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7224603A Expired FR2192620A6 (fr) 1971-11-26 1972-07-07

Country Status (12)

Country Link
US (1) US3797264A (fr)
JP (1) JPS567066B2 (fr)
BE (1) BE791888A (fr)
CA (1) CA968170A (fr)
CH (1) CH569194A5 (fr)
DE (1) DE2257652A1 (fr)
FR (1) FR2192620A6 (fr)
GB (1) GB1415332A (fr)
IL (1) IL40902A (fr)
IT (1) IT970940B (fr)
LU (1) LU66552A1 (fr)
NL (1) NL7216050A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2321609A1 (fr) * 1975-08-22 1977-03-18 Air Liquide Cryopompe a regeneration
EP0102787B1 (fr) * 1982-08-27 1986-07-16 Comptech, Incorporated Pompe cryogénique ayant un orifice étranglé avec ouverture maximum
DE3330146A1 (de) * 1982-09-17 1984-03-22 Balzers Hochvakuum Gmbh, 6200 Wiesbaden Vorrichtung und verfahren zur schnellen regeneration von autonomen kryopumpen
US4722191A (en) * 1986-09-17 1988-02-02 Pennwalt Corporation High vacuum pumping system
US4873833A (en) * 1988-11-23 1989-10-17 American Telephone Telegraph Company, At&T Bell Laboratories Apparatus comprising a high-vacuum chamber
CH686384A5 (de) * 1992-07-21 1996-03-15 Marcel Kohler Kryopumpe.
US7611333B1 (en) * 2002-05-07 2009-11-03 Harrington Steven M Multiple chamber pump and method
US9117563B2 (en) * 2014-01-13 2015-08-25 Cold Quanta, Inc. Ultra-cold-matter system with thermally-isolated nested source cell
CN114893389B (zh) * 2022-06-10 2023-06-30 中国科学院上海高等研究院 一种氦减压降温泵组室温性能的测试系统及方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3371499A (en) * 1966-11-02 1968-03-05 Union Carbide Corp Cryosorption vacuum pumping system
FR1587077A (fr) * 1968-08-01 1970-03-13
FR2048253A5 (fr) * 1969-12-01 1971-03-19 Air Liquide

Also Published As

Publication number Publication date
IT970940B (it) 1974-04-20
GB1415332A (en) 1975-11-26
BE791888A (fr) 1973-05-24
LU66552A1 (fr) 1973-02-01
DE2257652A1 (de) 1973-05-30
JPS4860313A (fr) 1973-08-24
IL40902A0 (en) 1973-01-30
NL7216050A (fr) 1973-05-29
JPS567066B2 (fr) 1981-02-16
CH569194A5 (fr) 1975-11-14
IL40902A (en) 1976-01-30
US3797264A (en) 1974-03-19
CA968170A (en) 1975-05-27

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