BE687591A - - Google Patents

Info

Publication number
BE687591A
BE687591A BE687591DA BE687591A BE 687591 A BE687591 A BE 687591A BE 687591D A BE687591D A BE 687591DA BE 687591 A BE687591 A BE 687591A
Authority
BE
Belgium
Application number
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
Publication of BE687591A publication Critical patent/BE687591A/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02Details
    • H01J37/04Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
    • H01J37/06Electron sources; Electron guns
    • H01J37/065Construction of guns or parts thereof
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02Details
    • H01J37/04Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
    • H01J37/06Electron sources; Electron guns
    • H01J37/063Geometrical arrangement of electrodes for beam-forming

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electron Sources, Ion Sources (AREA)
BE687591D 1965-10-05 1966-09-29 BE687591A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US493154A US3388279A (en) 1965-10-05 1965-10-05 Electron-beam gun

Publications (1)

Publication Number Publication Date
BE687591A true BE687591A (en) 1967-03-29

Family

ID=23959127

Family Applications (1)

Application Number Title Priority Date Filing Date
BE687591D BE687591A (en) 1965-10-05 1966-09-29

Country Status (5)

Country Link
US (1) US3388279A (en)
BE (1) BE687591A (en)
DE (1) DE1565896A1 (en)
GB (1) GB1137527A (en)
NL (1) NL6613334A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3473072A (en) * 1967-03-01 1969-10-14 Nikolai Dmitrievich Ivano Mount for electric vacuum devices

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2532956A (en) * 1946-12-31 1950-12-05 Jr John A Simpson Air proportional counter
US3286117A (en) * 1963-01-07 1966-11-15 Stauffer Chemical Co Linearly expandable filament for electron gun structure
US3300676A (en) * 1963-01-07 1967-01-24 Stauffer Chemical Co Filament tensioning device for electron gun structure

Also Published As

Publication number Publication date
NL6613334A (en) 1967-04-06
DE1565896A1 (en) 1970-05-14
GB1137527A (en) 1968-12-27
US3388279A (en) 1968-06-11

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