CA1139827A - Oxide cathode and method of manufacturing powder metallurgical nickel for such a cathode - Google Patents

Oxide cathode and method of manufacturing powder metallurgical nickel for such a cathode

Info

Publication number
CA1139827A
CA1139827A CA000317186A CA317186A CA1139827A CA 1139827 A CA1139827 A CA 1139827A CA 000317186 A CA000317186 A CA 000317186A CA 317186 A CA317186 A CA 317186A CA 1139827 A CA1139827 A CA 1139827A
Authority
CA
Canada
Prior art keywords
nickel
cathode
support
powder
strip
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
CA000317186A
Other languages
English (en)
French (fr)
Inventor
George L. Davis
Klaas Schol
Roelof E. Schuil
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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
Priority claimed from GB7844331A external-priority patent/GB2010911B/en
Priority claimed from GB7844332A external-priority patent/GB2012103B/en
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA1139827A publication Critical patent/CA1139827A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/0433—Nickel- or cobalt-based alloys
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Solid Thermionic Cathode (AREA)
CA000317186A 1977-12-06 1978-11-30 Oxide cathode and method of manufacturing powder metallurgical nickel for such a cathode Expired CA1139827A (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GB5072377 1977-12-06
GB50723-77 1977-12-06
GB44332/78 1978-11-14
GB7844331A GB2010911B (en) 1977-12-06 1978-11-14 Method of making cathode support nickle strip
GB44331/78 1978-11-14
GB7844332A GB2012103B (en) 1977-12-06 1978-11-14 Oxide cathode

Publications (1)

Publication Number Publication Date
CA1139827A true CA1139827A (en) 1983-01-18

Family

ID=27260167

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000317186A Expired CA1139827A (en) 1977-12-06 1978-11-30 Oxide cathode and method of manufacturing powder metallurgical nickel for such a cathode

Country Status (5)

Country Link
JP (1) JPS54100249A (enExample)
CA (1) CA1139827A (enExample)
DE (1) DE2852356C2 (enExample)
FR (1) FR2411483A1 (enExample)
IT (1) IT1101677B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0268259U (enExample) * 1988-07-05 1990-05-23
NL9000405A (nl) * 1990-02-20 1991-09-16 Stichting Energie Poedervormig uitgangsmateriaal voor een legering op nikkelbasis voor het vervaardigen van een poreuze anode van een brandstofcel, werkwijze voor het bereiden van een dergelijk materiaal, werkwijze voor het vervaardigen van een anode voor brandstofcellen, de verkregen anode alsmede brandstofcel, die een dergelijke anode bevat.
JPH0850849A (ja) 1994-05-31 1996-02-20 Nec Kansai Ltd 陰極部材およびそれを用いた電子管
AU2022203934B2 (en) * 2021-06-18 2023-11-23 Apple Inc. Feedback control schemes for wireless power transfer circuits

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE523271A (enExample) * 1952-10-06
DE1027801B (de) * 1955-08-25 1958-04-10 Lorenz C Ag Traeger fuer Oxydkathoden
NL101694C (enExample) * 1959-03-06
GB1076229A (en) * 1963-10-08 1967-07-19 Sylvania Electric Prod Cathodes
NL6804720A (enExample) * 1968-04-04 1969-10-07
US4081713A (en) * 1976-01-28 1978-03-28 Hitachi, Ltd. Directly heated oxide cathode

Also Published As

Publication number Publication date
FR2411483A1 (fr) 1979-07-06
JPS613061B2 (enExample) 1986-01-29
DE2852356A1 (de) 1979-06-07
IT1101677B (it) 1985-10-07
FR2411483B1 (enExample) 1984-09-21
JPS54100249A (en) 1979-08-07
DE2852356C2 (de) 1985-07-04

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Legal Events

Date Code Title Description
MKEX Expiry