IT950690B - Sorgente sublimabile in particolare per l uso nelle pompe da vuoto a sublimazione - Google Patents

Sorgente sublimabile in particolare per l uso nelle pompe da vuoto a sublimazione

Info

Publication number
IT950690B
IT950690B IT22298/72A IT2229872A IT950690B IT 950690 B IT950690 B IT 950690B IT 22298/72 A IT22298/72 A IT 22298/72A IT 2229872 A IT2229872 A IT 2229872A IT 950690 B IT950690 B IT 950690B
Authority
IT
Italy
Prior art keywords
vacuum pumps
sublimation vacuum
sublimable
source
sublimable source
Prior art date
Application number
IT22298/72A
Other languages
English (en)
Original Assignee
British Oxygen Co 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 British Oxygen Co Ltd filed Critical British Oxygen Co Ltd
Application granted granted Critical
Publication of IT950690B publication Critical patent/IT950690B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
    • H01J7/186—Getter supports
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
IT22298/72A 1971-03-24 1972-03-22 Sorgente sublimabile in particolare per l uso nelle pompe da vuoto a sublimazione IT950690B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB774571A GB1386251A (en) 1971-03-24 1971-03-24 Source of sublimable material

Publications (1)

Publication Number Publication Date
IT950690B true IT950690B (it) 1973-06-20

Family

ID=9838915

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22298/72A IT950690B (it) 1971-03-24 1972-03-22 Sorgente sublimabile in particolare per l uso nelle pompe da vuoto a sublimazione

Country Status (5)

Country Link
US (1) US3824039A (it)
DE (1) DE2214234A1 (it)
FR (1) FR2130600B1 (it)
GB (1) GB1386251A (it)
IT (1) IT950690B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9057362B2 (en) * 2011-09-28 2015-06-16 The Boeing Company Sublimation pump and method

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1712370A (en) * 1926-04-27 1929-05-07 Gen Electric Electric discharge device
US2146374A (en) * 1934-09-10 1939-02-07 King Lab Inc Getter
US2107945A (en) * 1934-11-20 1938-02-08 Gen Electric Cathode structure
NL46111C (it) * 1935-10-12
US2469626A (en) * 1946-06-20 1949-05-10 Philips Lab Inc High vacuum getter
US2951170A (en) * 1958-12-04 1960-08-30 Machlett Lab Inc Getter for electron tubes
US3258636A (en) * 1961-09-01 1966-06-28 Electron emitter with activator of sill cide, boride or carbide of solid solu- tion of barium and at least one other alkaline earth metal
US3388290A (en) * 1964-04-15 1968-06-11 Wisconsin Alumni Res Found Electron orbiting device including a flat,ribbon-type,thermionic filament
US3391303A (en) * 1965-01-25 1968-07-02 Lewis D. Hall Electronic vacuum pump including a sputter electrode
US3324331A (en) * 1966-01-28 1967-06-06 Eg & G Inc Gaseous reservoir and heater for hydrogen thyratrons
US3357634A (en) * 1966-02-28 1967-12-12 Nat Res Corp Orbiting electron vacuum device and anode-getter apparatus therefor

Also Published As

Publication number Publication date
GB1386251A (en) 1975-03-05
FR2130600A1 (it) 1972-11-03
US3824039A (en) 1974-07-16
FR2130600B1 (it) 1976-08-06
DE2214234A1 (de) 1972-10-12

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