CH360441A - Method for applying an emission layer to the substrate of indirectly heated glow cathodes of electrical discharge tubes and device for carrying out this method - Google Patents

Method for applying an emission layer to the substrate of indirectly heated glow cathodes of electrical discharge tubes and device for carrying out this method

Info

Publication number
CH360441A
CH360441A CH360441DA CH360441A CH 360441 A CH360441 A CH 360441A CH 360441D A CH360441D A CH 360441DA CH 360441 A CH360441 A CH 360441A
Authority
CH
Switzerland
Prior art keywords
applying
substrate
carrying
emission layer
electrical discharge
Prior art date
Application number
Other languages
German (de)
Inventor
Hinrich Blank Hans
Geert Van Zanten Pieter
Kuiper Adrianus
Raymund Almer Friedric Hermann
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH360441A publication Critical patent/CH360441A/en

Links

Classifications

    • 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
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
    • H01J9/06—Machines therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Coating Apparatus (AREA)
CH360441D 1956-11-14 1957-11-11 Method for applying an emission layer to the substrate of indirectly heated glow cathodes of electrical discharge tubes and device for carrying out this method CH360441A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP17388A DE1053673B (en) 1956-11-14 1956-11-14 Method for applying the emission layer to the layer support of indirectly heated glow cathodes of electrical discharge tubes and device for carrying out the method

Publications (1)

Publication Number Publication Date
CH360441A true CH360441A (en) 1962-02-28

Family

ID=7366513

Family Applications (1)

Application Number Title Priority Date Filing Date
CH360441D CH360441A (en) 1956-11-14 1957-11-11 Method for applying an emission layer to the substrate of indirectly heated glow cathodes of electrical discharge tubes and device for carrying out this method

Country Status (6)

Country Link
BE (1) BE562310A (en)
CH (1) CH360441A (en)
DE (1) DE1053673B (en)
FR (1) FR1185981A (en)
GB (1) GB823900A (en)
NL (1) NL99689C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1090333B (en) * 1959-04-06 1960-10-06 Siemens Ag Process for applying emission paste to tubular cathode shells of indirectly heated cathodes and device for carrying out the process
US3157588A (en) * 1960-12-14 1964-11-17 Sylvania Electric Prod Electrophoretic coating apparatus
US3219571A (en) * 1961-03-14 1965-11-23 Sylvania Electric Prod Electrophoretic coating apparatus
DE2838020B2 (en) * 1978-08-31 1981-04-02 Siemens AG, 1000 Berlin und 8000 München Directly heated cathode for an electron tube with a coaxial electrode structure and process for its manufacture

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE887547C (en) * 1943-01-08 1953-08-24 Telefunken Gmbh Method and device for applying emission paste to tubular emission layer carriers of indirectly heated glow cathodes

Also Published As

Publication number Publication date
FR1185981A (en) 1959-08-11
GB823900A (en) 1959-11-18
BE562310A (en)
DE1053673B (en) 1959-03-26
NL99689C (en) 1900-01-01

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