NL33511C - - Google Patents

Info

Publication number
NL33511C
NL33511C NL33511DA NL33511C NL 33511 C NL33511 C NL 33511C NL 33511D A NL33511D A NL 33511DA NL 33511 C NL33511 C NL 33511C
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 NL33511C publication Critical patent/NL33511C/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
    • H01J9/08—Manufacture of heaters for indirectly-heated cathodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Solid Thermionic Cathode (AREA)
  • Microwave Tubes (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
  • Resistance Heating (AREA)
NL33511D 1926-07-07 NL33511C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB17046/26A GB278787A (en) 1926-07-07 1926-07-07 Improvements in or relating to thermionic cathodes

Publications (1)

Publication Number Publication Date
NL33511C true NL33511C (enrdf_load_html_response)

Family

ID=10088278

Family Applications (1)

Application Number Title Priority Date Filing Date
NL33511D NL33511C (enrdf_load_html_response) 1926-07-07

Country Status (6)

Country Link
US (1) US2075910A (enrdf_load_html_response)
AT (1) AT110360B (enrdf_load_html_response)
DE (1) DE583836C (enrdf_load_html_response)
FR (1) FR637133A (enrdf_load_html_response)
GB (1) GB278787A (enrdf_load_html_response)
NL (1) NL33511C (enrdf_load_html_response)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2609590A (en) * 1952-09-09 Method of manufacturing a
DE745678C (de) * 1932-01-17 1944-11-30 Indirekt geheizte Kathode fuer Braunsche Roehren
DE760248C (de) * 1933-11-08 1953-10-19 Georg Seibt Nachf Dr Indirekt geheizte Kathode fuer Kathodenstrahlroehren
DE741396C (de) * 1937-07-17 1943-11-10 Sueddeutsche Telefon App Kabel Verfahren zur Herstellung von isolierten gewendelten Heizdraehten fuer indirekt geheizte Kathoden
US2543439A (en) * 1945-05-02 1951-02-27 Edward A Coomes Method of manufacturing coated elements for electron tubes
NL69250C (enrdf_load_html_response) * 1946-03-05
US2632083A (en) * 1950-12-01 1953-03-17 Luz E Shaffer Thermostatically heated limit switch
US2900554A (en) * 1951-06-01 1959-08-18 Rca Corp Sleeve for indirectly heated cathode
BE514762A (enrdf_load_html_response) * 1951-10-11
US2711390A (en) * 1952-11-18 1955-06-21 Sylvania Electric Prod Method of making composite thermionically emissive cathode material
DE1099086B (de) * 1954-03-31 1961-02-09 Siemens Ag Verfahren zur Herstellung einer Isolierschicht fuer Heizer von mittelbar geheizten Kathoden
US2932759A (en) * 1954-07-21 1960-04-12 Univ Minnesota Vacuum tube
US3066042A (en) * 1959-11-27 1962-11-27 Engelhard Ind Inc Method of coating metal
US3206329A (en) * 1962-01-08 1965-09-14 Gen Electric Insulation coating for indirectly heated cathode heaters
US3175118A (en) * 1962-05-28 1965-03-23 Gen Electric Low power heater
US3581144A (en) * 1969-03-27 1971-05-25 Gen Electric Metal-clad insulated electrical heater

Also Published As

Publication number Publication date
US2075910A (en) 1937-04-06
FR637133A (fr) 1928-04-24
GB278787A (en) 1927-10-07
AT110360B (de) 1928-08-10
DE583836C (de) 1933-09-18

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