FR1150153A - Cathodes thermoémissives pour tubes électroniques à support de rhénium - Google Patents

Cathodes thermoémissives pour tubes électroniques à support de rhénium

Info

Publication number
FR1150153A
FR1150153A FR1150153DA FR1150153A FR 1150153 A FR1150153 A FR 1150153A FR 1150153D A FR1150153D A FR 1150153DA FR 1150153 A FR1150153 A FR 1150153A
Authority
FR
France
Prior art keywords
thermoemissive
rhenium
cathodes
electron tubes
supported electron
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
Other languages
English (en)
Inventor
Maxime Kuhner
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.)
CHARLES BERTOLUS ETS
Etat Francais
Original Assignee
CHARLES BERTOLUS ETS
Etat Francais
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 CHARLES BERTOLUS ETS, Etat Francais filed Critical CHARLES BERTOLUS ETS
Application granted granted Critical
Publication of FR1150153A publication Critical patent/FR1150153A/fr
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
    • H01J1/26—Supports for the emissive material
FR1150153D 1953-08-01 1953-08-01 Cathodes thermoémissives pour tubes électroniques à support de rhénium Expired FR1150153A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1150153T 1953-08-01

Publications (1)

Publication Number Publication Date
FR1150153A true FR1150153A (fr) 1958-01-08

Family

ID=9647171

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1150153D Expired FR1150153A (fr) 1953-08-01 1953-08-01 Cathodes thermoémissives pour tubes électroniques à support de rhénium

Country Status (1)

Country Link
FR (1) FR1150153A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3412277A (en) * 1966-04-08 1968-11-19 Duro Test Corp Incandescent lamp with addition of fluorine compounds to the operating gas filling
FR2404912A1 (fr) * 1977-09-30 1979-04-27 Hitachi Ltd Cathode de tube electronique, et son procede de fabrication
US4524297A (en) * 1982-02-18 1985-06-18 U.S. Philips Corporation Thermionic cathode and method of manufacturing same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3412277A (en) * 1966-04-08 1968-11-19 Duro Test Corp Incandescent lamp with addition of fluorine compounds to the operating gas filling
FR2404912A1 (fr) * 1977-09-30 1979-04-27 Hitachi Ltd Cathode de tube electronique, et son procede de fabrication
US4524297A (en) * 1982-02-18 1985-06-18 U.S. Philips Corporation Thermionic cathode and method of manufacturing same

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