IT1172332B - Procedimento per produrre catodi e erogatori a porosita' controllata - Google Patents

Procedimento per produrre catodi e erogatori a porosita' controllata

Info

Publication number
IT1172332B
IT1172332B IT49128/83A IT4912883A IT1172332B IT 1172332 B IT1172332 B IT 1172332B IT 49128/83 A IT49128/83 A IT 49128/83A IT 4912883 A IT4912883 A IT 4912883A IT 1172332 B IT1172332 B IT 1172332B
Authority
IT
Italy
Prior art keywords
dispensers
cathodes
procedure
production
controlled porosity
Prior art date
Application number
IT49128/83A
Other languages
English (en)
Other versions
IT8349128A0 (it
IT8349128A1 (it
Inventor
Louis R Falce
Glenn S Breeze
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of IT8349128A0 publication Critical patent/IT8349128A0/it
Publication of IT8349128A1 publication Critical patent/IT8349128A1/it
Application granted granted Critical
Publication of IT1172332B publication Critical patent/IT1172332B/it

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Cold Cathode And The Manufacture (AREA)
  • Chemical Vapour Deposition (AREA)
  • Solid Thermionic Cathode (AREA)
IT49128/83A 1982-10-12 1983-10-10 Procedimento per produrre catodi e erogatori a porosita' controllata IT1172332B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43358682A 1982-10-12 1982-10-12

Publications (3)

Publication Number Publication Date
IT8349128A0 IT8349128A0 (it) 1983-10-10
IT8349128A1 IT8349128A1 (it) 1985-04-10
IT1172332B true IT1172332B (it) 1987-06-18

Family

ID=23720698

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49128/83A IT1172332B (it) 1982-10-12 1983-10-10 Procedimento per produrre catodi e erogatori a porosita' controllata

Country Status (6)

Country Link
EP (1) EP0121564B1 (it)
JP (1) JPS59501887A (it)
DE (1) DE3374738D1 (it)
IL (1) IL69936A (it)
IT (1) IT1172332B (it)
WO (1) WO1984001664A1 (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103376564A (zh) * 2012-04-25 2013-10-30 庄臣及庄臣视力保护公司 用于三维基底的高密度掩模及其制备方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR920004900B1 (ko) * 1990-03-13 1992-06-22 삼성전관 주식회사 함침형 음극구조체와 그 제조방법
JP4624980B2 (ja) * 2003-02-14 2011-02-02 マッパー・リソグラフィー・アイピー・ビー．ブイ． ディスペンサ陰極

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1078606A (fr) * 1953-04-02 1954-11-19 Csf Perfectionnements aux cathodes émissives
US2931934A (en) * 1955-02-05 1960-04-05 Egyesuelt Izzolampa Indirectly heated supply cathode
BE550302A (it) * 1955-08-15
JPS50150357A (it) * 1974-05-21 1975-12-02
US4310603A (en) * 1978-11-30 1982-01-12 Varian Associates, Inc. Dispenser cathode
GB2100502B (en) * 1978-11-30 1983-08-03 Varian Associates Dispenser cathodes
US4379979A (en) * 1981-02-06 1983-04-12 The United States Of America As Represented By The Secretary Of The Navy Controlled porosity sheet for thermionic dispenser cathode and method of manufacture

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103376564A (zh) * 2012-04-25 2013-10-30 庄臣及庄臣视力保护公司 用于三维基底的高密度掩模及其制备方法
CN103376564B (zh) * 2012-04-25 2016-11-09 庄臣及庄臣视力保护公司 用于三维基底的高密度掩模及其制备方法

Also Published As

Publication number Publication date
DE3374738D1 (en) 1988-01-07
IT8349128A0 (it) 1983-10-10
JPS59501887A (ja) 1984-11-08
EP0121564A1 (en) 1984-10-17
IL69936A (en) 1988-02-29
EP0121564B1 (en) 1987-11-25
IT8349128A1 (it) 1985-04-10
WO1984001664A1 (en) 1984-04-26

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