BE637889A - - Google Patents

Info

Publication number
BE637889A
BE637889A BE637889DA BE637889A BE 637889 A BE637889 A BE 637889A BE 637889D A BE637889D A BE 637889DA BE 637889 A BE637889 A BE 637889A
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.)
Publication of BE637889A publication Critical patent/BE637889A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
    • H01J37/301—Arrangements enabling beams to pass between regions of different pressure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02—Details
    • H01J37/21—Means for adjusting the focus
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
    • H01J37/3002—Details
    • H01J37/3007—Electron or ion-optical systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
    • H01J37/305—Electron-beam or ion-beam tubes for localised treatment of objects for casting, melting, evaporating or etching

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Electron Sources, Ion Sources (AREA)
BE637889D 1963-08-13 BE637889A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3194863A GB1043397A (en) 1963-08-13 1963-08-13 Improvements in and relating to electron beam melting furnaces

Publications (1)

Publication Number Publication Date
BE637889A true BE637889A (ja)

Family

ID=10330770

Family Applications (1)

Application Number Title Priority Date Filing Date
BE637889D BE637889A (ja) 1963-08-13

Country Status (3)

Country Link
BE (1) BE637889A (ja)
GB (1) GB1043397A (ja)
NL (1) NL296714A (ja)

Also Published As

Publication number Publication date
NL296714A (ja)
GB1043397A (en) 1966-09-21

Similar Documents

Publication Publication Date Title
BE627012A (ja)
BE643954A (ja)
BE622160A (ja)
BE31062A (ja)
BE462764A (ja)
BE465565A (ja)
BE507458A (ja)
BE533484A (ja)
BE547422A (ja)
BE571209A (ja)
BE582314A (ja)
BE603935A (ja)
BE608372A (ja)
BE612803A (ja)
BE614220A (ja)
BE616247A (ja)
BE616830A (ja)
BE616967A (ja)
BE619061A (ja)
BE620325A (ja)
BE621232A (ja)
BE621517A (ja)
BE644070A (ja)
BE623117A (ja)
BE623220A (ja)