NL6917538A - - Google Patents

Info

Publication number
NL6917538A
NL6917538A NL6917538A NL6917538A NL6917538A NL 6917538 A NL6917538 A NL 6917538A NL 6917538 A NL6917538 A NL 6917538A NL 6917538 A NL6917538 A NL 6917538A NL 6917538 A NL6917538 A NL 6917538A
Authority
NL
Netherlands
Application number
NL6917538A
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 BE759174D priority Critical patent/BE759174A/xx
Application filed filed Critical
Priority to NL6917538A priority patent/NL6917538A/xx
Priority to DE19702054698 priority patent/DE2054698A1/de
Priority to CA098,418A priority patent/CA960007A/en
Priority to GB1264087D priority patent/GB1264087A/en
Priority to FR7041351A priority patent/FR2069601A5/fr
Publication of NL6917538A publication Critical patent/NL6917538A/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
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode
    • 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)
NL6917538A 1969-11-21 1969-11-21 NL6917538A (enrdf_load_stackoverflow)

Priority Applications (6)

Application Number Priority Date Filing Date Title
BE759174D BE759174A (fr) 1969-11-21 Cathode a reserve et son procede de realisation
NL6917538A NL6917538A (enrdf_load_stackoverflow) 1969-11-21 1969-11-21
DE19702054698 DE2054698A1 (de) 1969-11-21 1970-11-06 Verfahren zur Herstellung einer Vorratskathode und durch dieses Verfahren hergestellte Kathode
CA098,418A CA960007A (en) 1969-11-21 1970-11-18 Storage cathode and method of its manufacturing
GB1264087D GB1264087A (enrdf_load_stackoverflow) 1969-11-21 1970-11-18
FR7041351A FR2069601A5 (enrdf_load_stackoverflow) 1969-11-21 1970-11-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6917538A NL6917538A (enrdf_load_stackoverflow) 1969-11-21 1969-11-21

Publications (1)

Publication Number Publication Date
NL6917538A true NL6917538A (enrdf_load_stackoverflow) 1971-05-25

Family

ID=19808445

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6917538A NL6917538A (enrdf_load_stackoverflow) 1969-11-21 1969-11-21

Country Status (6)

Country Link
BE (1) BE759174A (enrdf_load_stackoverflow)
CA (1) CA960007A (enrdf_load_stackoverflow)
DE (1) DE2054698A1 (enrdf_load_stackoverflow)
FR (1) FR2069601A5 (enrdf_load_stackoverflow)
GB (1) GB1264087A (enrdf_load_stackoverflow)
NL (1) NL6917538A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0028954A1 (fr) * 1979-11-09 1981-05-20 Thomson-Csf Cathode thermo-ionique, son procédé de fabrication et tube électronique incorporant une telle cathode

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2808134A1 (de) * 1978-02-25 1979-08-30 Licentia Gmbh Vorratskathode
DE2822665A1 (de) * 1978-05-05 1979-11-08 Bbc Brown Boveri & Cie Gluehkathodenmaterial
DE2842079A1 (de) * 1978-09-27 1980-04-03 Siemens Ag Vorratskathode, insbesondere metall- kapillar-kathode
FR2494035A1 (fr) * 1980-11-07 1982-05-14 Thomson Csf Cathode thermo-electronique pour tube hyperfrequences et tube incorporant une telle cathode
JPS58100329A (ja) * 1981-12-11 1983-06-15 Toshiba Corp 電子管用陰極構体
DE3336489A1 (de) * 1983-10-07 1985-04-25 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Indirekt geheizte vorratskathode
GB2188771B (en) * 1986-04-01 1990-12-19 Ceradyne Inc Dispenser cathode and method of manufacture therefor
GB2196786A (en) * 1986-10-27 1988-05-05 Ceradyne Inc Cathode assembly
KR930007461B1 (ko) * 1991-04-23 1993-08-11 주식회사 금성사 함침형 음극 제조방법
DE4114856A1 (de) * 1991-05-07 1992-11-12 Licentia Gmbh Vorratskathode und verfahren zu deren herstellung
FR2683090A1 (fr) * 1991-10-25 1993-04-30 Europ Composants Electron Cathode a reserve et procede de fabrication d'une telle cathode.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0028954A1 (fr) * 1979-11-09 1981-05-20 Thomson-Csf Cathode thermo-ionique, son procédé de fabrication et tube électronique incorporant une telle cathode

Also Published As

Publication number Publication date
FR2069601A5 (enrdf_load_stackoverflow) 1971-09-03
DE2054698A1 (de) 1971-11-18
BE759174A (fr) 1971-05-19
GB1264087A (enrdf_load_stackoverflow) 1972-02-16
CA960007A (en) 1974-12-31

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