NL23762C - - Google Patents

Info

Publication number
NL23762C
NL23762C NL23762DA NL23762C NL 23762 C NL23762 C NL 23762C NL 23762D A NL23762D A NL 23762DA NL 23762 C NL23762 C NL 23762C
Authority
NL
Netherlands
Application number
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.)
Publication of NL23762C publication Critical patent/NL23762C/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • 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)
  • Solid Thermionic Cathode (AREA)
  • Fats And Perfumes (AREA)
NL23762D 1928-04-13 NL23762C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL309578X 1928-04-13

Publications (1)

Publication Number Publication Date
NL23762C true NL23762C (enrdf_load_html_response)

Family

ID=19783587

Family Applications (1)

Application Number Title Priority Date Filing Date
NL23762D NL23762C (enrdf_load_html_response) 1928-04-13

Country Status (5)

Country Link
US (1) US1821359A (enrdf_load_html_response)
BE (1) BE359097A (enrdf_load_html_response)
FR (1) FR671657A (enrdf_load_html_response)
GB (1) GB309578A (enrdf_load_html_response)
NL (1) NL23762C (enrdf_load_html_response)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE482916A (enrdf_load_html_response) * 1947-06-05
US2552654A (en) * 1948-08-30 1951-05-15 Rca Corp Heat-resistant cathode coatings
US2663816A (en) * 1949-09-28 1953-12-22 Sylvania Electric Prod Electric discharge lamp
BE518639A (enrdf_load_html_response) * 1952-03-24
NL269971A (enrdf_load_html_response) * 1960-10-18

Also Published As

Publication number Publication date
BE359097A (enrdf_load_html_response)
GB309578A (en) 1930-03-06
FR671657A (fr) 1929-12-16
US1821359A (en) 1931-09-01

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