FI783831A - Basmetallskivmaterial foer direkt upphettade oxidkatoder - Google Patents

Basmetallskivmaterial foer direkt upphettade oxidkatoder

Info

Publication number
FI783831A
FI783831A FI783831A FI783831A FI783831A FI 783831 A FI783831 A FI 783831A FI 783831 A FI783831 A FI 783831A FI 783831 A FI783831 A FI 783831A FI 783831 A FI783831 A FI 783831A
Authority
FI
Finland
Prior art keywords
upphettade
oxidkatoder
basmetallskivmaterial
direkt
foer
Prior art date
Application number
FI783831A
Other languages
English (en)
Inventor
Akira Misumi
Masaharu Kumada
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of FI783831A publication Critical patent/FI783831A/fi

Links

Classifications

    • 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
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/15—Cathodes heated directly by an electric current
    • H01J1/18—Supports; Vibration-damping arrangements
FI783831A 1978-03-31 1978-12-13 Basmetallskivmaterial foer direkt upphettade oxidkatoder FI783831A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53036782A JPS5814016B2 (ja) 1978-03-31 1978-03-31 直熱形酸化物陰極用基体金属板材

Publications (1)

Publication Number Publication Date
FI783831A true FI783831A (fi) 1979-10-01

Family

ID=12479335

Family Applications (1)

Application Number Title Priority Date Filing Date
FI783831A FI783831A (fi) 1978-03-31 1978-12-13 Basmetallskivmaterial foer direkt upphettade oxidkatoder

Country Status (6)

Country Link
US (1) US4222775A (fi)
JP (1) JPS5814016B2 (fi)
DE (1) DE2854076C2 (fi)
FI (1) FI783831A (fi)
GB (1) GB2018017B (fi)
NL (1) NL7812186A (fi)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2858207A (en) * 1954-12-24 1958-10-28 Charles Bertolus Ets Thermionic cathode cores composed of nickel-rhenium alloy
FR1117317A (fr) * 1954-12-24 1956-05-22 Le Ministre Des Postes Cathodes thermoioniques à oxydes alcalino-terreux à supports en alliages nickelrhénium
CH403090A (de) * 1962-09-27 1965-11-30 Patelhold Patentverwertung Glühkathode für Elektronenröhren und Verfahren zu ihrer Herstellung
GB1046639A (en) * 1964-08-17 1966-10-26 Gen Electric Improvements in dispenser cathode
GB1129984A (en) * 1964-10-30 1968-10-09 Usa Electroless deposition of nickel-phosphorus alloys
US3536526A (en) * 1968-03-22 1970-10-27 Rca Corp Method for preparing cathodes
US3904402A (en) * 1973-06-01 1975-09-09 Gen Electric Composite eutectic alloy and article
US3887363A (en) * 1973-12-18 1975-06-03 Gen Electric Nickel-base superalloy cast article
US3944416A (en) * 1974-06-24 1976-03-16 General Electric Company Directionally solidified nickel-base eutectic alloys
JPS5952503B2 (ja) * 1975-11-07 1984-12-20 株式会社日立製作所 直熱形酸化物陰極用基体金属板
US4081713A (en) * 1976-01-28 1978-03-28 Hitachi, Ltd. Directly heated oxide cathode
JPS52108770A (en) * 1976-03-09 1977-09-12 Hitachi Ltd Manufacture for direct heat type cathode
JPS5339054A (en) * 1976-09-22 1978-04-10 Hitachi Ltd Basement metal plate material for direct heated oxide cathode
JPS5339055A (en) * 1976-09-22 1978-04-10 Hitachi Ltd Basement metal plate material for direct heated oxide cathode

Also Published As

Publication number Publication date
JPS5814016B2 (ja) 1983-03-17
DE2854076C2 (de) 1984-07-12
US4222775A (en) 1980-09-16
GB2018017B (en) 1982-08-04
NL7812186A (nl) 1979-10-02
DE2854076A1 (de) 1979-10-11
GB2018017A (en) 1979-10-10
JPS54129869A (en) 1979-10-08

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