NL6904387A - - Google Patents

Info

Publication number
NL6904387A
NL6904387A NL6904387A NL6904387A NL6904387A NL 6904387 A NL6904387 A NL 6904387A NL 6904387 A NL6904387 A NL 6904387A NL 6904387 A NL6904387 A NL 6904387A NL 6904387 A NL6904387 A NL 6904387A
Authority
NL
Netherlands
Application number
NL6904387A
Other versions
NL152398B (nl
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 NL6904387A publication Critical patent/NL6904387A/xx
Publication of NL152398B publication Critical patent/NL152398B/nl

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
    • H01J9/042—Manufacture, activation of the emissive part

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Solid Thermionic Cathode (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Chemical Vapour Deposition (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
NL696904387A 1968-03-22 1969-03-21 Werkwijze voor het bekleden van een in hoofdzaak uit nikkel bestaand kathodesubstraat met een elektronen emitterend metaaloxyde. NL152398B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71520168A 1968-03-22 1968-03-22

Publications (2)

Publication Number Publication Date
NL6904387A true NL6904387A (nl) 1969-09-24
NL152398B NL152398B (nl) 1977-02-15

Family

ID=24873049

Family Applications (1)

Application Number Title Priority Date Filing Date
NL696904387A NL152398B (nl) 1968-03-22 1969-03-21 Werkwijze voor het bekleden van een in hoofdzaak uit nikkel bestaand kathodesubstraat met een elektronen emitterend metaaloxyde.

Country Status (7)

Country Link
US (1) US3536526A (nl)
BE (1) BE728184A (nl)
DE (1) DE1913717C3 (nl)
ES (1) ES364973A1 (nl)
FR (1) FR2004493A1 (nl)
GB (1) GB1225093A (nl)
NL (1) NL152398B (nl)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5814016B2 (ja) * 1978-03-31 1983-03-17 株式会社日立製作所 直熱形酸化物陰極用基体金属板材
US4382980A (en) * 1979-03-07 1983-05-10 E. I. Du Pont De Nemours And Company Magnesium compositions and process for forming MGO film
US4459322A (en) * 1981-12-28 1984-07-10 North American Philips Consumer Electronics Corp. Method for producing cathode structure for cathode ray tubes utilizing urea-containing slurry
JPS58154130A (ja) * 1982-03-10 1983-09-13 Hitachi Ltd 電子管用陰極
US4836816A (en) * 1988-05-06 1989-06-06 Gte Products Corporation Method of treating tungsten cathodes
US5277637A (en) * 1989-04-03 1994-01-11 U.S. Philips Corporation Cathode for an electric discharge tube
US6660074B1 (en) 2000-11-16 2003-12-09 Egl Company, Inc. Electrodes for gas discharge lamps; emission coatings therefore; and methods of making the same

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3215557A (en) * 1962-08-29 1965-11-02 Bell Telephone Labor Inc Zirconium-niobium-nickel cathodes

Also Published As

Publication number Publication date
BE728184A (nl) 1969-07-16
US3536526A (en) 1970-10-27
DE1913717B2 (de) 1975-06-19
GB1225093A (nl) 1971-03-17
NL152398B (nl) 1977-02-15
DE1913717C3 (de) 1980-04-30
FR2004493A1 (nl) 1969-11-28
ES364973A1 (es) 1971-02-16
DE1913717A1 (de) 1969-10-09

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Information provided on patent owner name for an already discontinued patent

Owner name: RCA