NL7117226A - - Google Patents

Info

Publication number
NL7117226A
NL7117226A NL7117226A NL7117226A NL7117226A NL 7117226 A NL7117226 A NL 7117226A NL 7117226 A NL7117226 A NL 7117226A NL 7117226 A NL7117226 A NL 7117226A NL 7117226 A NL7117226 A NL 7117226A
Authority
NL
Netherlands
Application number
NL7117226A
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
Priority to BE792763D priority Critical patent/BE792763A/en
Application filed filed Critical
Priority to NL7117226A priority patent/NL7117226A/xx
Priority to DE19722258160 priority patent/DE2258160B2/en
Priority to US00310347A priority patent/US3823453A/en
Priority to CA158,798A priority patent/CA956694A/en
Priority to JP47124419A priority patent/JPS5228631B2/ja
Priority to GB5738972A priority patent/GB1349128A/en
Priority to FR7244504A priority patent/FR2163606B1/fr
Publication of NL7117226A publication Critical patent/NL7117226A/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
    • 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
NL7117226A 1971-12-16 1971-12-16 NL7117226A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
BE792763D BE792763A (en) 1971-12-16 INDIRECT HEATING CATHODE AND ITS MANUFACTURING PROCESS
NL7117226A NL7117226A (en) 1971-12-16 1971-12-16
DE19722258160 DE2258160B2 (en) 1971-12-16 1972-11-28 PROCESS FOR PRODUCING AN INDIRECTLY HEATED CATHOD AND CATHOD PRODUCED BY THIS PROCESS
US00310347A US3823453A (en) 1971-12-16 1972-11-29 Method of manufacturing an indirectly heated cathode and cathode manufactured according to this method
CA158,798A CA956694A (en) 1971-12-16 1972-12-08 Method of manufacturing an indirectly heated cathode and cathode manufactured according to this method
JP47124419A JPS5228631B2 (en) 1971-12-16 1972-12-13
GB5738972A GB1349128A (en) 1971-12-16 1972-12-13 Indirectly heated cathodes
FR7244504A FR2163606B1 (en) 1971-12-16 1972-12-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7117226A NL7117226A (en) 1971-12-16 1971-12-16

Publications (1)

Publication Number Publication Date
NL7117226A true NL7117226A (en) 1973-06-19

Family

ID=19814707

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7117226A NL7117226A (en) 1971-12-16 1971-12-16

Country Status (8)

Country Link
US (1) US3823453A (en)
JP (1) JPS5228631B2 (en)
BE (1) BE792763A (en)
CA (1) CA956694A (en)
DE (1) DE2258160B2 (en)
FR (1) FR2163606B1 (en)
GB (1) GB1349128A (en)
NL (1) NL7117226A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5739010B2 (en) * 1973-11-02 1982-08-19
US3919751A (en) * 1974-02-08 1975-11-18 Gte Sylvania Inc Method of making fast warm up picture tube cathode cap having high heat emissivity surface on the interior thereof
JPS50146466U (en) * 1974-05-20 1975-12-04
JPS6016059B2 (en) * 1977-08-11 1985-04-23 ソニー株式会社 Cathode ray tube manufacturing method
NL8100928A (en) * 1981-02-26 1982-09-16 Philips Nv OXYD CATHODE.
US4781640A (en) * 1985-01-24 1988-11-01 Varian Associates, Inc. Basket electrode shaping
JPH0677435B2 (en) * 1985-03-18 1994-09-28 株式会社日立製作所 Method for manufacturing indirectly heated cathode
KR960007663Y1 (en) * 1990-12-29 1996-09-06 Lg Electronics Inc Cathode structure
TW259878B (en) * 1993-03-17 1995-10-11 Toshiba Co Ltd
CN101075515B (en) * 2007-06-28 2011-09-07 北京工业大学 High-curren density heterogeneous beam electron source

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1897933A (en) * 1928-08-02 1933-02-14 Peoples Gas By Products Corp Electrode for electron discharge tubes and method of forming the same
US2726308A (en) * 1952-02-13 1955-12-06 Cinamon Lionel Welding method
US2970204A (en) * 1958-02-27 1961-01-31 Piceu Electric welding method and composition
US2978606A (en) * 1959-01-02 1961-04-04 Sylvania Electric Prod Electron discharge device
US3535757A (en) * 1968-03-22 1970-10-27 Rca Corp Method for making cathode assembly for electron tube

Also Published As

Publication number Publication date
US3823453A (en) 1974-07-16
DE2258160B2 (en) 1977-06-02
DE2258160A1 (en) 1973-06-20
JPS4866968A (en) 1973-09-13
FR2163606B1 (en) 1977-04-08
CA956694A (en) 1974-10-22
JPS5228631B2 (en) 1977-07-27
FR2163606A1 (en) 1973-07-27
BE792763A (en) 1973-06-14
GB1349128A (en) 1974-03-27

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