FR941268A - Procédés de production de cathodes à haute émissivité - Google Patents

Procédés de production de cathodes à haute émissivité

Info

Publication number
FR941268A
FR941268A FR941268DA FR941268A FR 941268 A FR941268 A FR 941268A FR 941268D A FR941268D A FR 941268DA FR 941268 A FR941268 A FR 941268A
Authority
FR
France
Prior art keywords
emissivity
production processes
cathode production
cathode
processes
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)
Inventor
Paul-Georges Chevigny
Maurice Arditi
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR941268A publication Critical patent/FR941268A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
    • H01J9/042—Manufacture, activation of the emissive part

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR941268D 1946-01-26 1947-01-22 Procédés de production de cathodes à haute émissivité Expired FR941268A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US941268XA 1946-01-26 1946-01-26

Publications (1)

Publication Number Publication Date
FR941268A true FR941268A (fr) 1949-01-06

Family

ID=22243230

Family Applications (1)

Application Number Title Priority Date Filing Date
FR941268D Expired FR941268A (fr) 1946-01-26 1947-01-22 Procédés de production de cathodes à haute émissivité

Country Status (2)

Country Link
BE (1) BE473039A (enrdf_load_stackoverflow)
FR (1) FR941268A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE473039A (enrdf_load_stackoverflow)

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