NL89643C - - Google Patents

Info

Publication number
NL89643C
NL89643C NL89643DA NL89643C NL 89643 C NL89643 C NL 89643C NL 89643D A NL89643D A NL 89643DA NL 89643 C NL89643 C NL 89643C
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 NL89643C publication Critical patent/NL89643C/xx

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)
  • Solid Thermionic Cathode (AREA)
  • Catalysts (AREA)
NL89643D 1951-05-03 NL89643C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB10393/51A GB699977A (en) 1951-05-03 1951-05-03 Improvements in or relating to thermionic cathodes

Publications (1)

Publication Number Publication Date
NL89643C true NL89643C (enrdf_load_html_response)

Family

ID=9967000

Family Applications (1)

Application Number Title Priority Date Filing Date
NL89643D NL89643C (enrdf_load_html_response) 1951-05-03

Country Status (6)

Country Link
US (1) US2748033A (enrdf_load_html_response)
BE (1) BE511131A (enrdf_load_html_response)
CH (1) CH307771A (enrdf_load_html_response)
DE (1) DE911876C (enrdf_load_html_response)
GB (1) GB699977A (enrdf_load_html_response)
NL (1) NL89643C (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3755205A (en) * 1972-03-28 1973-08-28 Us Army Method of making a catalytic bed

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1894059A (en) * 1927-04-08 1933-01-10 Forest Radio Company De Process for producing electron emitters and the product
US2049372A (en) * 1934-11-19 1936-07-28 Gen Electric Emissive coating for cathodes and method for preparing the same
US2430520A (en) * 1945-03-06 1947-11-11 Glass Science Inc Deposition of metal on glass from metal formates

Also Published As

Publication number Publication date
BE511131A (enrdf_load_html_response)
GB699977A (en) 1953-11-18
DE911876C (de) 1954-05-20
CH307771A (de) 1955-06-15
US2748033A (en) 1956-05-29

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