FR1026469A - Cathode comportant une réserve de matières actives - Google Patents

Cathode comportant une réserve de matières actives

Info

Publication number
FR1026469A
FR1026469A FR1026469DA FR1026469A FR 1026469 A FR1026469 A FR 1026469A FR 1026469D A FR1026469D A FR 1026469DA FR 1026469 A FR1026469 A FR 1026469A
Authority
FR
France
Prior art keywords
reserve
cathode
active materials
active
materials
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)
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1026469A publication Critical patent/FR1026469A/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
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode
FR1026469D 1949-10-26 1950-10-24 Cathode comportant une réserve de matières actives Expired FR1026469A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL284922X 1949-10-26

Publications (1)

Publication Number Publication Date
FR1026469A true FR1026469A (fr) 1953-04-28

Family

ID=19782466

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1026469D Expired FR1026469A (fr) 1949-10-26 1950-10-24 Cathode comportant une réserve de matières actives

Country Status (4)

Country Link
BE (1) BE498898A (enrdf_load_stackoverflow)
CH (1) CH284922A (enrdf_load_stackoverflow)
FR (1) FR1026469A (enrdf_load_stackoverflow)
GB (1) GB672610A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1073635B (de) * 1960-01-21 Egyesült Izzolämpa es Villamossägi Reszvenytärsasäg, Budapest Indirekt geheizte Vorratskathode und Verfahren zur Herstellung derselben

Also Published As

Publication number Publication date
GB672610A (en) 1952-05-21
CH284922A (de) 1952-08-15
BE498898A (enrdf_load_stackoverflow)

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