JPS59191226A - 電子管などの陰極体の製造方法 - Google Patents

電子管などの陰極体の製造方法

Info

Publication number
JPS59191226A
JPS59191226A JP58066517A JP6651783A JPS59191226A JP S59191226 A JPS59191226 A JP S59191226A JP 58066517 A JP58066517 A JP 58066517A JP 6651783 A JP6651783 A JP 6651783A JP S59191226 A JPS59191226 A JP S59191226A
Authority
JP
Japan
Prior art keywords
powder
electron tube
cathode
ultrafine metal
alkaline earth
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
JP58066517A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0318287B2 (enrdf_load_html_response
Inventor
Kinjiro Sano
佐野　金治郎
Toyoichi Kamata
鎌田　豊一
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP58066517A priority Critical patent/JPS59191226A/ja
Publication of JPS59191226A publication Critical patent/JPS59191226A/ja
Publication of JPH0318287B2 publication Critical patent/JPH0318287B2/ja
Granted 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
    • H01J9/042—Manufacture, activation of the emissive part

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Solid Thermionic Cathode (AREA)
JP58066517A 1983-04-13 1983-04-13 電子管などの陰極体の製造方法 Granted JPS59191226A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58066517A JPS59191226A (ja) 1983-04-13 1983-04-13 電子管などの陰極体の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58066517A JPS59191226A (ja) 1983-04-13 1983-04-13 電子管などの陰極体の製造方法

Publications (2)

Publication Number Publication Date
JPS59191226A true JPS59191226A (ja) 1984-10-30
JPH0318287B2 JPH0318287B2 (enrdf_load_html_response) 1991-03-12

Family

ID=13318123

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58066517A Granted JPS59191226A (ja) 1983-04-13 1983-04-13 電子管などの陰極体の製造方法

Country Status (1)

Country Link
JP (1) JPS59191226A (enrdf_load_html_response)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4864187A (en) * 1985-05-25 1989-09-05 Mitsubishi Denki Kabushiki Kaisha Cathode for electron tube and manufacturing method thereof
JPH04274128A (ja) * 1990-11-02 1992-09-30 Samsung Electron Devices Co Ltd 熱電子放出フィラメントの熱電子放出物質コーティング方法
KR20020063327A (ko) * 2001-01-27 2002-08-03 삼성에스디아이 주식회사 금속 음극 및 이를 구비한 방열형 음극구조체
KR100768183B1 (ko) * 2001-10-30 2007-10-17 삼성에스디아이 주식회사 전자총 캐소드의 펠렛 제조 방법
JP2007307670A (ja) * 2006-05-19 2007-11-29 Imao Corporation:Kk クランプ装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4864187A (en) * 1985-05-25 1989-09-05 Mitsubishi Denki Kabushiki Kaisha Cathode for electron tube and manufacturing method thereof
JPH04274128A (ja) * 1990-11-02 1992-09-30 Samsung Electron Devices Co Ltd 熱電子放出フィラメントの熱電子放出物質コーティング方法
KR20020063327A (ko) * 2001-01-27 2002-08-03 삼성에스디아이 주식회사 금속 음극 및 이를 구비한 방열형 음극구조체
KR100768183B1 (ko) * 2001-10-30 2007-10-17 삼성에스디아이 주식회사 전자총 캐소드의 펠렛 제조 방법
JP2007307670A (ja) * 2006-05-19 2007-11-29 Imao Corporation:Kk クランプ装置

Also Published As

Publication number Publication date
JPH0318287B2 (enrdf_load_html_response) 1991-03-12

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