JP2004510292A5 - - Google Patents

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Publication number
JP2004510292A5
JP2004510292A5 JP2002529795A JP2002529795A JP2004510292A5 JP 2004510292 A5 JP2004510292 A5 JP 2004510292A5 JP 2002529795 A JP2002529795 A JP 2002529795A JP 2002529795 A JP2002529795 A JP 2002529795A JP 2004510292 A5 JP2004510292 A5 JP 2004510292A5
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JP
Japan
Prior art keywords
oxide
powder
weight
particle size
starting compound
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.)
Granted
Application number
JP2002529795A
Other languages
English (en)
Japanese (ja)
Other versions
JP4949603B2 (ja
JP2004510292A (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from PCT/EP2001/010333 external-priority patent/WO2002025682A1/en
Publication of JP2004510292A publication Critical patent/JP2004510292A/ja
Publication of JP2004510292A5 publication Critical patent/JP2004510292A5/ja
Application granted granted Critical
Publication of JP4949603B2 publication Critical patent/JP4949603B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP2002529795A 2000-09-19 2001-09-06 複合材料のカソードを具えた陰極線管 Expired - Fee Related JP4949603B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP00308163.5 2000-09-19
EP00308163 2000-09-19
PCT/EP2001/010333 WO2002025682A1 (en) 2000-09-19 2001-09-06 Cathode ray tube comprising a cathode of a composite material

Publications (3)

Publication Number Publication Date
JP2004510292A JP2004510292A (ja) 2004-04-02
JP2004510292A5 true JP2004510292A5 (https=) 2005-01-06
JP4949603B2 JP4949603B2 (ja) 2012-06-13

Family

ID=8173271

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002529795A Expired - Fee Related JP4949603B2 (ja) 2000-09-19 2001-09-06 複合材料のカソードを具えた陰極線管

Country Status (8)

Country Link
US (1) US6833659B2 (https=)
EP (1) EP1232512B1 (https=)
JP (1) JP4949603B2 (https=)
KR (1) KR100811719B1 (https=)
CN (1) CN1227700C (https=)
AT (1) ATE420451T1 (https=)
DE (1) DE60137305D1 (https=)
WO (1) WO2002025682A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6882093B2 (en) * 2001-08-01 2005-04-19 Matsushita Electric Industrial Co., Ltd. Long-life electron tube device, electron tube cathode, and manufacturing method for the electron tube device
EP1612827A4 (en) * 2003-03-14 2006-06-14 Matsushita Electric Industrial Co Ltd INDIRECTLY HEATED CATHODE AND CATHODE RAY TUBES THEREWITH
KR100490170B1 (ko) * 2003-07-10 2005-05-16 엘지.필립스 디스플레이 주식회사 음극선관용 음극
US20050037134A1 (en) * 2003-08-12 2005-02-17 Chunghwa Picture Tubes, Ltd. Process of manufacturing micronized oxide cathode
US20060068196A1 (en) * 2004-09-24 2006-03-30 Kabushiki Kaisha Toshiba High-frequency magnetic material, producing method for the same and high-frequency magnetic device
US7786661B2 (en) * 2008-06-06 2010-08-31 General Electric Company Emissive electrode materials for electric lamps and methods of making
CN103632902B (zh) * 2013-01-10 2016-01-13 中国科学院电子学研究所 一种阴极活性发射材料的制备方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54129867A (en) * 1978-03-31 1979-10-08 Hitachi Ltd Cathode constituent of direct heating type
JPS62165833A (ja) * 1986-01-18 1987-07-22 Mitsubishi Electric Corp 電子管用陰極
CA1270890A (en) * 1985-07-19 1990-06-26 Keiji Watanabe Cathode for electron tube
JPH0750586B2 (ja) * 1986-04-17 1995-05-31 三菱電機株式会社 電子管用陰極
NL8901076A (nl) * 1989-04-28 1990-11-16 Philips Nv Oxydekathode.
FR2667721B1 (fr) * 1990-10-05 1997-01-10 Hitachi Ltd Cathode pour tube electronique.
JP3395213B2 (ja) * 1992-09-14 2003-04-07 株式会社日立製作所 電子管陰極
JP2587570B2 (ja) * 1992-11-13 1997-03-05 株式会社ジーティシー 多結晶シリコン薄膜トランジスタおよびその製造方法
KR100294484B1 (ko) * 1993-08-24 2001-09-17 김순택 전자관용음극
JPH08321250A (ja) * 1995-05-24 1996-12-03 Hitachi Ltd 電子放射物質層を有する陰極を備えた電子管
JPH0982233A (ja) 1995-09-18 1997-03-28 Hitachi Ltd 電子放射物質層を有する陰極を備えた電子管
FR2745951B1 (fr) * 1996-03-05 1998-06-05 Thomson Csf Cathode thermoionique et son procede de fabrication
JP2876591B2 (ja) * 1996-11-29 1999-03-31 三菱電機株式会社 電子管用陰極
JPH11288658A (ja) * 1998-04-01 1999-10-19 Hitachi Ltd 酸化物陰極
TW419688B (en) * 1998-05-14 2001-01-21 Mitsubishi Electric Corp Cathod ray tube provided with an oxide cathod and process for making the same
JP2000357464A (ja) * 1999-06-14 2000-12-26 Hitachi Ltd 陰極線管

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