JP2685232B2 - スカンジウム系陰極の製造方法 - Google Patents

スカンジウム系陰極の製造方法

Info

Publication number
JP2685232B2
JP2685232B2 JP63165191A JP16519188A JP2685232B2 JP 2685232 B2 JP2685232 B2 JP 2685232B2 JP 63165191 A JP63165191 A JP 63165191A JP 16519188 A JP16519188 A JP 16519188A JP 2685232 B2 JP2685232 B2 JP 2685232B2
Authority
JP
Japan
Prior art keywords
scandium
cathode
producing
approximately
cathode body
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 - Lifetime
Application number
JP63165191A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01163941A (ja
Inventor
ヨハネス・ファン・エスドンク
ヤン・ハスケル
ヨセフ・ヨハネス・ファン・リス
Original Assignee
フィリップス エレクトロニクス ネムローゼ フェンノートシャップ
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
Application filed by フィリップス エレクトロニクス ネムローゼ フェンノートシャップ filed Critical フィリップス エレクトロニクス ネムローゼ フェンノートシャップ
Publication of JPH01163941A publication Critical patent/JPH01163941A/ja
Application granted granted Critical
Publication of JP2685232B2 publication Critical patent/JP2685232B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • H01J9/047—Cathodes having impregnated bodies
    • 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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Solid Thermionic Cathode (AREA)
  • Powder Metallurgy (AREA)
JP63165191A 1987-07-06 1988-07-04 スカンジウム系陰極の製造方法 Expired - Lifetime JP2685232B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8701583 1987-07-06
NL8701583A NL8701583A (nl) 1987-07-06 1987-07-06 Scandaatkathode.

Publications (2)

Publication Number Publication Date
JPH01163941A JPH01163941A (ja) 1989-06-28
JP2685232B2 true JP2685232B2 (ja) 1997-12-03

Family

ID=19850259

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63165191A Expired - Lifetime JP2685232B2 (ja) 1987-07-06 1988-07-04 スカンジウム系陰極の製造方法

Country Status (5)

Country Link
EP (1) EP0298558B1 (de)
JP (1) JP2685232B2 (de)
KR (1) KR890002949A (de)
DE (1) DE3889696T2 (de)
NL (1) NL8701583A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8902793A (nl) * 1989-11-13 1991-06-03 Philips Nv Scandaatkathode.
BE1007677A3 (nl) * 1993-10-28 1995-09-12 Philips Electronics Nv Werkwijze voor het vervaardigen van een naleveringskathode.
BE1007676A3 (nl) * 1993-10-28 1995-09-12 Philips Electronics Nv Werkwijze voor het vervaardigen van een naleveringskathode.
EP0651419B1 (de) * 1993-10-28 1998-06-24 Koninklijke Philips Electronics N.V. Vorratskathode und Herstellungsverfahren
US5407633A (en) * 1994-03-15 1995-04-18 U.S. Philips Corporation Method of manufacturing a dispenser cathode
US6281626B1 (en) * 1998-03-24 2001-08-28 Casio Computer Co., Ltd. Cold emission electrode method of manufacturing the same and display device using the same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL165880C (nl) * 1975-02-21 1981-05-15 Philips Nv Naleveringskathode.
JPS58154131A (ja) * 1982-03-10 1983-09-13 Hitachi Ltd 含浸形陰極
NL8201371A (nl) * 1982-04-01 1983-11-01 Philips Nv Werkwijzen voor het vervaardigen van een naleveringskathode en naleveringskathode vervaardigd volgens deze werkwijzen.
NL8403032A (nl) * 1984-10-05 1986-05-01 Philips Nv Werkwijze voor het vervaardigen van een scandaatnaleveringskathode, naleveringskathode vervaardigd met deze werkwijze.
NL8403031A (nl) * 1984-10-05 1986-05-01 Philips Nv Werkwijze voor het vervaardigen van een scandaatnaleveringskathode en scandaatnaleveringskathode vervaardigd volgens deze werkwijze.
JPS63254636A (ja) * 1987-04-10 1988-10-21 Hitachi Ltd 含浸形陰極

Also Published As

Publication number Publication date
EP0298558B1 (de) 1994-05-25
KR890002949A (ko) 1989-04-12
JPH01163941A (ja) 1989-06-28
EP0298558A1 (de) 1989-01-11
NL8701583A (nl) 1989-02-01
DE3889696D1 (de) 1994-06-30
DE3889696T2 (de) 1994-12-08

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