FR732327A - Process for the production of incandescent cathodes - Google Patents

Process for the production of incandescent cathodes

Info

Publication number
FR732327A
FR732327A FR732327DA FR732327A FR 732327 A FR732327 A FR 732327A FR 732327D A FR732327D A FR 732327DA FR 732327 A FR732327 A FR 732327A
Authority
FR
France
Prior art keywords
production
incandescent cathodes
cathodes
incandescent
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
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.)
NAAMLOOZE VENNOOTSCHAP GLOEILA
Original Assignee
NAAMLOOZE VENNOOTSCHAP GLOEILA
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 NAAMLOOZE VENNOOTSCHAP GLOEILA filed Critical NAAMLOOZE VENNOOTSCHAP GLOEILA
Application granted granted Critical
Publication of FR732327A publication Critical patent/FR732327A/en
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)
FR732327D 1931-02-02 1932-02-02 Process for the production of incandescent cathodes Expired FR732327A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL732327X 1931-02-02

Publications (1)

Publication Number Publication Date
FR732327A true FR732327A (en) 1932-09-19

Family

ID=19820300

Family Applications (1)

Application Number Title Priority Date Filing Date
FR732327D Expired FR732327A (en) 1931-02-02 1932-02-02 Process for the production of incandescent cathodes

Country Status (2)

Country Link
FR (1) FR732327A (en)
NL (1) NL31985C (en)

Also Published As

Publication number Publication date
NL31985C (en)

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