FR2411483B1 - - Google Patents

Info

Publication number
FR2411483B1
FR2411483B1 FR7834363A FR7834363A FR2411483B1 FR 2411483 B1 FR2411483 B1 FR 2411483B1 FR 7834363 A FR7834363 A FR 7834363A FR 7834363 A FR7834363 A FR 7834363A FR 2411483 B1 FR2411483 B1 FR 2411483B1
Authority
FR
France
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
FR7834363A
Other versions
FR2411483A1 (fr
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
Publication of FR2411483A1 publication Critical patent/FR2411483A1/fr
Application granted granted Critical
Publication of FR2411483B1 publication Critical patent/FR2411483B1/fr
Granted 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)
FR7834363A 1977-12-06 1978-12-06 Cathode a oxyde et procede pour la preparation de nickel connu de la metallurgie des poudres destine a une telle cathode Granted FR2411483A1 (fr)

Applications Claiming Priority (3)

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

Publications (2)

Publication Number Publication Date
FR2411483A1 FR2411483A1 (fr) 1979-07-06
FR2411483B1 true FR2411483B1 (fr) 1984-09-21

Family

ID=27260167

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7834363A Granted FR2411483A1 (fr) 1977-12-06 1978-12-06 Cathode a oxyde et procede pour la preparation de nickel connu de la metallurgie des poudres destine a une telle cathode

Country Status (5)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0268259U (fr) * 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

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE523271A (fr) * 1952-10-06
DE1027801B (de) * 1955-08-25 1958-04-10 Lorenz C Ag Traeger fuer Oxydkathoden
NL101694C (fr) * 1959-03-06
GB1076229A (en) * 1963-10-08 1967-07-19 Sylvania Electric Prod Cathodes
NL6804720A (fr) * 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
JPS54100249A (en) 1979-08-07
JPS613061B2 (fr) 1986-01-29
CA1139827A (fr) 1983-01-18
IT1101677B (it) 1985-10-07
DE2852356C2 (de) 1985-07-04
FR2411483A1 (fr) 1979-07-06
DE2852356A1 (de) 1979-06-07

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Legal Events

Date Code Title Description
ST Notification of lapse