BE634652A - - Google Patents

Info

Publication number
BE634652A
BE634652A BE634652DA BE634652A BE 634652 A BE634652 A BE 634652A BE 634652D A BE634652D A BE 634652DA BE 634652 A BE634652 A BE 634652A
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 BE634652A publication Critical patent/BE634652A/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
    • H01J37/02—Details
    • H01J37/24—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
    • 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)
BE634652D 1962-07-09 BE634652A ( )

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US208504A US3204096A (en) 1962-07-09 1962-07-09 Apparatus for projecting an electron beam along a curved path having variable impedance

Publications (1)

Publication Number Publication Date
BE634652A true BE634652A ( )

Family

ID=22774831

Family Applications (1)

Application Number Title Priority Date Filing Date
BE634652D BE634652A ( ) 1962-07-09

Country Status (4)

Country Link
US (1) US3204096A ( )
BE (1) BE634652A ( )
FR (1) FR1362376A ( )
GB (1) GB987380A ( )

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3420977A (en) * 1965-06-18 1969-01-07 Air Reduction Electron beam apparatus
US5216690A (en) * 1992-03-11 1993-06-01 Hanks Charles W Electron beam gun with grounded shield to prevent arc down
US6476340B1 (en) 1999-04-14 2002-11-05 The Boc Group, Inc. Electron beam gun with grounded shield to prevent arc-down and gas bleed to protect the filament

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3087211A (en) * 1960-05-27 1963-04-30 Stauffer Chemical Co Electron-beam furnace with opposedfield magnetic beam guidance
US3068309A (en) * 1960-06-22 1962-12-11 Stauffer Chemical Co Electron beam furnace with multiple field guidance of electrons

Also Published As

Publication number Publication date
GB987380A (en) 1965-03-31
US3204096A (en) 1965-08-31
FR1362376A (fr) 1964-05-29

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