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FR952327A - Recouvrement, en particulier pour électrodes de tubes à vide - Google Patents

Recouvrement, en particulier pour électrodes de tubes à vide

Info

Publication number
FR952327A
FR952327A FR952327DA FR952327A FR 952327 A FR952327 A FR 952327A FR 952327D A FR952327D A FR 952327DA FR 952327 A FR952327 A FR 952327A
Authority
FR
France
Prior art keywords
covering
vacuum tube
tube electrodes
electrodes
vacuum
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
Henri Figour
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR952327A publication Critical patent/FR952327A/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00Details of vacuum tubes of the types covered by group H01J21/00
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00Discharge tubes and lamps
    • H01J2893/0001Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0012Constructional arrangements
    • H01J2893/0019Chemical composition and manufacture
    • H01J2893/0022Manufacture
    • H01J2893/0023Manufacture carbonising and other surface treatments
FR952327D 1947-08-01 1947-08-01 Recouvrement, en particulier pour électrodes de tubes à vide Expired FR952327A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR952327T 1947-08-01

Publications (1)

Publication Number Publication Date
FR952327A true FR952327A (fr) 1949-11-15

Family

ID=9486520

Family Applications (1)

Application Number Title Priority Date Filing Date
FR952327D Expired FR952327A (fr) 1947-08-01 1947-08-01 Recouvrement, en particulier pour électrodes de tubes à vide

Country Status (1)

Country Link
FR (1) FR952327A (fr)

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