Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
  • H01J19/28—Non-electron-emitting electrodes; Screens
  • H01J19/38—Control electrodes, e.g. grid
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
  • H01J1/46—Control electrodes, e.g. grid; Auxiliary electrodes
  • H01J1/48—Control electrodes, e.g. grid; Auxiliary electrodes characterised by the material
• • 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
  • H01J9/02—Manufacture of electrodes or electrode systems
  • H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes

Landscapes

• Engineering & Computer Science (AREA)
• Manufacturing & Machinery (AREA)
• Processing Of Stones Or Stones Resemblance Materials (AREA)
• Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=5953962

Family Applications (1)

Country Status (5)

• 1975
  • 1975-08-13 DE DE19752536208 patent/DE2536208A1/de not_active Withdrawn
• 1976
  • 1976-07-13 CH CH899476A patent/CH607323A5/xx not_active IP Right Cessation
  • 1976-07-27 GB GB3134176A patent/GB1538549A/en not_active Expired
  • 1976-08-06 FR FR7624134A patent/FR2321182A1/fr active Granted
  • 1976-08-12 NL NL7608977A patent/NL7608977A/xx not_active Application Discontinuation

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