NL7307855A - - Google Patents

Info

Publication number
NL7307855A
NL7307855A NL7307855A NL7307855A NL7307855A NL 7307855 A NL7307855 A NL 7307855A NL 7307855 A NL7307855 A NL 7307855A NL 7307855 A NL7307855 A NL 7307855A NL 7307855 A NL7307855 A NL 7307855A
Authority
NL
Netherlands
Application number
NL7307855A
Other versions
NL158647B (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
Priority to NL7307855.A priority Critical patent/NL158647B/xx
Priority to DE2425337A priority patent/DE2425337C3/de
Priority to CA201,140A priority patent/CA1008914A/en
Priority to US474587A priority patent/US3911312A/en
Priority to AU69711/74A priority patent/AU485613B2/en
Priority to JP6198274A priority patent/JPS5621212B2/ja
Priority to GB2440374A priority patent/GB1470318A/en
Priority to IT68747/74A priority patent/IT1014280B/it
Priority to ES426956A priority patent/ES426956A1/es
Priority to FR7419481A priority patent/FR2232833B1/fr
Publication of NL7307855A publication Critical patent/NL7307855A/xx
Publication of NL158647B publication Critical patent/NL158647B/xx

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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/26—Supports for the emissive material
NL7307855.A 1973-06-06 1973-06-06 Oxydkathode voor een elektrische ontladingsbuis. NL158647B (nl)

Priority Applications (10)

Application Number Priority Date Filing Date Title
NL7307855.A NL158647B (nl) 1973-06-06 1973-06-06 Oxydkathode voor een elektrische ontladingsbuis.
DE2425337A DE2425337C3 (de) 1973-06-06 1974-05-25 Oxidkathode für eine elektrische Entladungsröhre
CA201,140A CA1008914A (en) 1973-06-06 1974-05-29 Oxide cathode for an electric discharge tube
US474587A US3911312A (en) 1973-06-06 1974-05-30 Oxide cathode for an electric discharge tube
AU69711/74A AU485613B2 (en) 1973-06-06 1974-06-03 Oxide cathode foran electric discharge tube
JP6198274A JPS5621212B2 (enrdf_load_stackoverflow) 1973-06-06 1974-06-03
GB2440374A GB1470318A (en) 1973-06-06 1974-06-03 Cathode for electronic tube
IT68747/74A IT1014280B (it) 1973-06-06 1974-06-03 Catodo all ossido per tubi a scari ca elettrica
ES426956A ES426956A1 (es) 1973-06-06 1974-06-04 Perfeccionamientos introducidos en catodos de oxidos para tubos de descarga electrica.
FR7419481A FR2232833B1 (enrdf_load_stackoverflow) 1973-06-06 1974-06-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7307855.A NL158647B (nl) 1973-06-06 1973-06-06 Oxydkathode voor een elektrische ontladingsbuis.

Publications (2)

Publication Number Publication Date
NL7307855A true NL7307855A (enrdf_load_stackoverflow) 1974-12-10
NL158647B NL158647B (nl) 1978-11-15

Family

ID=19819020

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7307855.A NL158647B (nl) 1973-06-06 1973-06-06 Oxydkathode voor een elektrische ontladingsbuis.

Country Status (9)

Country Link
US (1) US3911312A (enrdf_load_stackoverflow)
JP (1) JPS5621212B2 (enrdf_load_stackoverflow)
CA (1) CA1008914A (enrdf_load_stackoverflow)
DE (1) DE2425337C3 (enrdf_load_stackoverflow)
ES (1) ES426956A1 (enrdf_load_stackoverflow)
FR (1) FR2232833B1 (enrdf_load_stackoverflow)
GB (1) GB1470318A (enrdf_load_stackoverflow)
IT (1) IT1014280B (enrdf_load_stackoverflow)
NL (1) NL158647B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51115765A (en) * 1975-04-03 1976-10-12 Sony Corp Electron tube cathode apparatus
JPS5351798U (enrdf_load_stackoverflow) * 1976-10-02 1978-05-02
EP1535298B1 (en) * 2002-07-24 2006-06-07 Thomson Licensing Oxide cathode for electron gun with a differentially doped metallic substrate.
EP1385190A1 (en) * 2002-07-24 2004-01-28 Thomson Licensing S.A. Oxide cathode for electron gun with a differentially doped metallic substrate

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2179110A (en) * 1938-08-27 1939-11-07 Rca Corp Cathode for electron discharge devices
US2192491A (en) * 1939-02-01 1940-03-05 Rca Corp Cathode for electron discharge devices
FR1107589A (fr) * 1954-06-18 1956-01-03 Csf Perfectionnements aux supports de cathodes à oxydes
FR1152810A (fr) * 1955-06-29 1958-02-26 Philips Nv Cathode à oxydes et procédé de préparation d'alliages de nickel pour leur couchede fond
NL101694C (enrdf_load_stackoverflow) * 1959-03-06
US3099577A (en) * 1960-08-24 1963-07-30 Philips Corp Method of manufacturing oxide cathodes and cathodes manufactured by such methods
GB1076229A (en) * 1963-10-08 1967-07-19 Sylvania Electric Prod Cathodes
US3351486A (en) * 1966-11-23 1967-11-07 Sylvania Electric Prod Cathodes

Also Published As

Publication number Publication date
DE2425337A1 (de) 1975-01-02
GB1470318A (en) 1977-04-14
FR2232833B1 (enrdf_load_stackoverflow) 1978-12-29
US3911312A (en) 1975-10-07
CA1008914A (en) 1977-04-19
DE2425337B2 (de) 1978-04-27
JPS5023554A (enrdf_load_stackoverflow) 1975-03-13
ES426956A1 (es) 1976-08-01
FR2232833A1 (enrdf_load_stackoverflow) 1975-01-03
JPS5621212B2 (enrdf_load_stackoverflow) 1981-05-18
NL158647B (nl) 1978-11-15
AU6971174A (en) 1975-12-04
IT1014280B (it) 1977-04-20
DE2425337C3 (de) 1981-06-25

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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: PHILIPS