BE518861A - - Google Patents

Info

Publication number
BE518861A
BE518861A BE518861DA BE518861A BE 518861 A BE518861 A BE 518861A BE 518861D A BE518861D A BE 518861DA BE 518861 A BE518861 A BE 518861A
Authority
BE
Belgium
Application number
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.)
Publication of BE518861A publication Critical patent/BE518861A/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
BE518861D 1952-04-01 BE518861A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US279888A US2723363A (en) 1952-04-01 1952-04-01 Cathode and method of producing same

Publications (1)

Publication Number Publication Date
BE518861A true BE518861A (fr)

Family

ID=23070780

Family Applications (1)

Application Number Title Priority Date Filing Date
BE518861D BE518861A (fr) 1952-04-01

Country Status (5)

Country Link
US (1) US2723363A (fr)
BE (1) BE518861A (fr)
DE (1) DE967715C (fr)
FR (1) FR1073802A (fr)
GB (1) GB725719A (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2768321A (en) * 1955-05-02 1956-10-23 Rca Corp Indirectly heated electron emitter for power tubes and the like
BE571711A (fr) * 1957-10-04
US3034479A (en) * 1957-10-17 1962-05-15 Larsh Apparatus for flow coating the slots of a slotted stator
DE1080700B (de) * 1958-05-17 1960-04-28 Deutsche Elektronik Gmbh Verfahren zur Herstellung einer indirekt geheizten Kathode, insbesondere fuer Magnetrons hoher Schwingleistung, und nach diesem Verfahren hergestellte Kathode
NL272248A (fr) * 1960-12-15
GB1004776A (en) * 1961-03-15 1965-09-15 Gen Electric Improvements in cathode construction
DE1133835B (de) * 1961-12-16 1962-07-26 Telefunken Patent Verfahren zur Herstellung einer mittelbar geheizten Kathode fuer eine elektrische Entladungsroehre
US3475161A (en) * 1967-03-14 1969-10-28 Howmet Corp Method of forming cemented carbide coatings on metal surfaces by employing volatile,organic liquid solvents and organic binders
US3958146A (en) * 1974-02-08 1976-05-18 Gte Sylvania Incorporated Fast warm up picture tube cathode cap having high heat emissivity surface on the interior thereof
US3881126A (en) * 1974-03-06 1975-04-29 Gte Sylvania Inc Fast warm-up cathode assembly
USRE32918E (en) * 1983-03-11 1989-05-09 Technion, Inc. Heater/emitter assembly
US4569198A (en) * 1983-03-11 1986-02-11 Technion, Incorporated Heater/emitter assembly
US4730449A (en) * 1983-07-26 1988-03-15 Technion, Inc. Radiation transfer thrusters for low thrust applications
DE19828158C1 (de) * 1998-06-24 1999-11-25 Siemens Ag Indirekt geheizte Kathode, insbesondere für Röntgenröhren

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1886705A (en) * 1926-02-06 1932-11-08 Arsene N Lucian Indirect electron excitation for thermionic vacuum tubes
US2115828A (en) * 1935-04-13 1938-05-03 Bell Telephone Labor Inc Electron emitting cathode and method of preparation
DE710283C (de) * 1936-10-03 1941-09-09 Aeg UEberzug von Tantalkarbid auf nicht zur Emission dienende Elektroden elektrischer Entladungsgefaesse und Verfahren zu seiner Aufbringung
DE715156C (de) * 1937-07-23 1941-12-16 Aeg Verfahren zum Aufbringen eines UEberzuges von Zirkon- und/oder Niobcarbid oder eines UEberzuges aus einer Beimengung dieser Carbide zu Tantalcarbid auf nicht zur Emission dienende Elektroden
US2284655A (en) * 1939-10-26 1942-06-02 Lorenz C Ag Electric discharge tube
NL149363C (fr) * 1940-01-24
NL65083C (fr) * 1942-02-06
US2438732A (en) * 1947-03-15 1948-03-30 Eitel Mcculough Inc Electron tube cathode

Also Published As

Publication number Publication date
US2723363A (en) 1955-11-08
GB725719A (en) 1955-03-09
DE967715C (de) 1957-12-05
FR1073802A (fr) 1954-09-29

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