FR629517A - Perfectionnements aux électrodes thermoioniques - Google Patents

Perfectionnements aux électrodes thermoioniques

Info

Publication number
FR629517A
FR629517A FR629517DA FR629517A FR 629517 A FR629517 A FR 629517A FR 629517D A FR629517D A FR 629517DA FR 629517 A FR629517 A FR 629517A
Authority
FR
France
Prior art keywords
thermionic electrodes
thermionic
electrodes
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)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR629517A publication Critical patent/FR629517A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J27/00—Ion beam tubes
    • H01J27/02—Ion sources; Ion guns
    • H01J27/26—Ion sources; Ion guns using surface ionisation, e.g. field effect ion sources, thermionic ion sources

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
FR629517D 1926-03-06 1927-02-21 Perfectionnements aux électrodes thermoioniques Expired FR629517A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US629517XA 1926-03-06 1926-03-06

Publications (1)

Publication Number Publication Date
FR629517A true FR629517A (fr) 1927-11-12

Family

ID=22045926

Family Applications (1)

Application Number Title Priority Date Filing Date
FR629517D Expired FR629517A (fr) 1926-03-06 1927-02-21 Perfectionnements aux électrodes thermoioniques

Country Status (1)

Country Link
FR (1) FR629517A (fr)

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