FR2000693A1 - - Google Patents

Info

Publication number
FR2000693A1
FR2000693A1 FR6901579A FR6901579A FR2000693A1 FR 2000693 A1 FR2000693 A1 FR 2000693A1 FR 6901579 A FR6901579 A FR 6901579A FR 6901579 A FR6901579 A FR 6901579A FR 2000693 A1 FR2000693 A1 FR 2000693A1
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.)
Withdrawn
Application number
FR6901579A
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.)
PerkinElmer Ltd
Original Assignee
PerkinElmer 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 PerkinElmer Ltd filed Critical PerkinElmer Ltd
Publication of FR2000693A1 publication Critical patent/FR2000693A1/fr
Withdrawn legal-status Critical Current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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/38—Exhausting, degassing, filling, or cleaning vessels

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Particle Accelerators (AREA)
FR6901579A 1968-01-24 1969-01-24 Withdrawn FR2000693A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70021668A 1968-01-24 1968-01-24

Publications (1)

Publication Number Publication Date
FR2000693A1 true FR2000693A1 (zh) 1969-09-12

Family

ID=24812633

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6901579A Withdrawn FR2000693A1 (zh) 1968-01-24 1969-01-24

Country Status (4)

Country Link
US (1) US3490247A (zh)
DE (1) DE1901853A1 (zh)
FR (1) FR2000693A1 (zh)
GB (1) GB1239192A (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2048253A5 (zh) * 1969-12-01 1971-03-19 Air Liquide
CH627314A5 (zh) * 1978-01-24 1981-12-31 Bbc Brown Boveri & Cie
US4275566A (en) * 1980-04-01 1981-06-30 Pennwalt Corporation Cryopump apparatus
USRE31665E (en) * 1980-04-01 1984-09-11 Cvi Incorporated Cryopump apparatus
US4466252A (en) * 1982-09-29 1984-08-21 Cvi Incorporated Cryopump
US4494381A (en) * 1983-05-13 1985-01-22 Helix Technology Corporation Cryopump with improved adsorption capacity

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3309844A (en) * 1963-11-29 1967-03-21 Union Carbide Corp Process for adsorbing gases
US3335550A (en) * 1964-04-24 1967-08-15 Union Carbide Corp Cryosorption apparatus
US3344852A (en) * 1964-06-15 1967-10-03 Bergson Gustav Gas drying apparatus
US3371499A (en) * 1966-11-02 1968-03-05 Union Carbide Corp Cryosorption vacuum pumping system

Also Published As

Publication number Publication date
US3490247A (en) 1970-01-20
GB1239192A (zh) 1971-07-14
DE1901853A1 (de) 1969-10-09

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Legal Events

Date Code Title Description
ST Notification of lapse