FR914190A - Improvements to manufacturing processes for cathode coatings by electrophoresis - Google Patents

Improvements to manufacturing processes for cathode coatings by electrophoresis

Info

Publication number
FR914190A
FR914190A FR914190DA FR914190A FR 914190 A FR914190 A FR 914190A FR 914190D A FR914190D A FR 914190DA FR 914190 A FR914190 A FR 914190A
Authority
FR
France
Prior art keywords
electrophoresis
manufacturing processes
cathode coatings
coatings
cathode
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)
Inventor
Elie Biolley
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.)
LAMPES FOTOS SOC D
Original Assignee
LAMPES FOTOS SOC D
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 LAMPES FOTOS SOC D filed Critical LAMPES FOTOS SOC D
Application granted granted Critical
Publication of FR914190A publication Critical patent/FR914190A/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)
FR914190D 1945-03-29 1945-03-29 Improvements to manufacturing processes for cathode coatings by electrophoresis Expired FR914190A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR914190T 1945-03-29

Publications (1)

Publication Number Publication Date
FR914190A true FR914190A (en) 1946-10-01

Family

ID=9422133

Family Applications (1)

Application Number Title Priority Date Filing Date
FR914190D Expired FR914190A (en) 1945-03-29 1945-03-29 Improvements to manufacturing processes for cathode coatings by electrophoresis

Country Status (1)

Country Link
FR (1) FR914190A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800446A (en) * 1953-07-27 1957-07-23 Rca Corp Electron emissive coating material and method of application

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800446A (en) * 1953-07-27 1957-07-23 Rca Corp Electron emissive coating material and method of application

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