GB1076749A - Indirectly heated cathodes - Google Patents

Indirectly heated cathodes

Info

Publication number
GB1076749A
GB1076749A GB3752464A GB3752464A GB1076749A GB 1076749 A GB1076749 A GB 1076749A GB 3752464 A GB3752464 A GB 3752464A GB 3752464 A GB3752464 A GB 3752464A GB 1076749 A GB1076749 A GB 1076749A
Authority
GB
United Kingdom
Prior art keywords
barium
porous
metal
porous body
scandate
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB3752464A
Other languages
English (en)
Inventor
Irina Vasiljevna Judinskaja
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AVRAAM ILJICH FIGNER
Original Assignee
AVRAAM ILJICH FIGNER
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 AVRAAM ILJICH FIGNER filed Critical AVRAAM ILJICH FIGNER
Publication of GB1076749A publication Critical patent/GB1076749A/en
Expired legal-status Critical Current

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

Landscapes

  • Solid Thermionic Cathode (AREA)
GB3752464A 1964-08-05 1964-09-14 Indirectly heated cathodes Expired GB1076749A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6408978A NL6408978A (enrdf_load_stackoverflow) 1964-08-05 1964-08-05

Publications (1)

Publication Number Publication Date
GB1076749A true GB1076749A (en) 1967-07-19

Family

ID=19790706

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3752464A Expired GB1076749A (en) 1964-08-05 1964-09-14 Indirectly heated cathodes

Country Status (2)

Country Link
GB (1) GB1076749A (enrdf_load_stackoverflow)
NL (1) NL6408978A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010742A1 (en) * 1978-11-06 1980-05-14 Westinghouse Electric Corporation H.I.D. lamp electrode comprising barium-calcium niobate or tantalate
RU2172997C1 (ru) * 2000-05-10 2001-08-27 Федеральное государственное унитарное предприятие "Научно-производственное предприятие "Торий" Металлопористый катод и способ его изготовления

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010742A1 (en) * 1978-11-06 1980-05-14 Westinghouse Electric Corporation H.I.D. lamp electrode comprising barium-calcium niobate or tantalate
RU2172997C1 (ru) * 2000-05-10 2001-08-27 Федеральное государственное унитарное предприятие "Научно-производственное предприятие "Торий" Металлопористый катод и способ его изготовления

Also Published As

Publication number Publication date
NL6408978A (enrdf_load_stackoverflow) 1966-02-07

Similar Documents

Publication Publication Date Title
US2543728A (en) Incandescible cathode
US2722626A (en) Thermionic cathode
GB793726A (en) Improvements in or relating to dispenser cathodes
US2389060A (en) Refractory body of high electronic emission
DE856666C (de) Thermionischer Elektronenspender
US2864028A (en) Thermionic dispenser cathode
GB1076749A (en) Indirectly heated cathodes
US2614942A (en) Thermionic cathode
GB962651A (en) Electrodes for high-pressure electric discharge lamps and process of manufacturing the same
GB713140A (en) Improvements in or relating to the manufacture of dispenser cathodes
GB757272A (en) Improvements relating to dispenser cathodes
GB739232A (en) Improvements in or relating to dispenser cathodes
US3269804A (en) Dispenser cathode and method for the production thereof
US4265666A (en) Boron carbide La, Sr and/or Ba hexaboride ceramic material for a low temperature direct heating electric gun cathode
US1552310A (en) Electrode for discharge tubes
US2654045A (en) Thermionic cathode for electric discharge device
GB1038775A (en) Improvements in or relating to cathode elements
US3688150A (en) Degassing arrangement for electron beam tube including an mk dispenser cathode
US3188236A (en) Cathodes and method of manufacture
US2866915A (en) Thermionically emitting device
US2995674A (en) Impregnated cathodes
US2394095A (en) Activated electrode
US3174063A (en) Compatible electrode system in vacuum thermionic apparatus
SU734829A1 (ru) Материал термоэлектронного эмиттера
GB777142A (en) Improvements in or relating to cathode bodies for use in electric discharge tubes