NL165880C - Naleveringskathode. - Google Patents

Naleveringskathode.

Info

Publication number
NL165880C
NL165880C NL7502052.A NL7502052A NL165880C NL 165880 C NL165880 C NL 165880C NL 7502052 A NL7502052 A NL 7502052A NL 165880 C NL165880 C NL 165880C
Authority
NL
Netherlands
Prior art keywords
cathod
delivery
delivery cathod
Prior art date
Application number
NL7502052.A
Other languages
English (en)
Dutch (nl)
Other versions
NL165880B (nl
NL7502052A (nl
Inventor
Antonius Johannes Albe Stratum
Johannes Gerardus Van Os
Johannes Reinier Blatter
Pieter Dr Zalm
Original Assignee
Philips 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
Application filed by Philips Nv filed Critical Philips Nv
Priority to NL7502052.A priority Critical patent/NL165880C/xx
Priority to US05/636,931 priority patent/US4007393A/en
Priority to DE2604765A priority patent/DE2604765C3/de
Priority to CA245,529A priority patent/CA1042061A/en
Priority to GB637376A priority patent/GB1476914A/en
Priority to JP1605776A priority patent/JPS5622103B2/ja
Priority to SE7601812A priority patent/SE406019B/xx
Priority to FR7604762A priority patent/FR2301914A1/fr
Publication of NL7502052A publication Critical patent/NL7502052A/xx
Publication of NL165880B publication Critical patent/NL165880B/xx
Application granted granted Critical
Publication of NL165880C publication Critical patent/NL165880C/xx

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
    • 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
NL7502052.A 1975-02-21 1975-02-21 Naleveringskathode. NL165880C (nl)

Priority Applications (8)

Application Number Priority Date Filing Date Title
NL7502052.A NL165880C (nl) 1975-02-21 1975-02-21 Naleveringskathode.
US05/636,931 US4007393A (en) 1975-02-21 1975-12-02 Barium-aluminum-scandate dispenser cathode
DE2604765A DE2604765C3 (de) 1975-02-21 1976-02-07 Nachlieferungskathode
CA245,529A CA1042061A (en) 1975-02-21 1976-02-11 Dispenser cathode with oxide of barium, scandium and aluminium
GB637376A GB1476914A (en) 1975-02-21 1976-02-18 Dispenser cathode
JP1605776A JPS5622103B2 (xx) 1975-02-21 1976-02-18
SE7601812A SE406019B (sv) 1975-02-21 1976-02-18 Forradskatod
FR7604762A FR2301914A1 (fr) 1975-02-21 1976-02-20 Cathode a reserve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7502052.A NL165880C (nl) 1975-02-21 1975-02-21 Naleveringskathode.

Publications (3)

Publication Number Publication Date
NL7502052A NL7502052A (nl) 1976-08-24
NL165880B NL165880B (nl) 1980-12-15
NL165880C true NL165880C (nl) 1981-05-15

Family

ID=19823224

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7502052.A NL165880C (nl) 1975-02-21 1975-02-21 Naleveringskathode.

Country Status (8)

Country Link
US (1) US4007393A (xx)
JP (1) JPS5622103B2 (xx)
CA (1) CA1042061A (xx)
DE (1) DE2604765C3 (xx)
FR (1) FR2301914A1 (xx)
GB (1) GB1476914A (xx)
NL (1) NL165880C (xx)
SE (1) SE406019B (xx)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2842079A1 (de) * 1978-09-27 1980-04-03 Siemens Ag Vorratskathode, insbesondere metall- kapillar-kathode
NL7905542A (nl) * 1979-07-17 1981-01-20 Philips Nv Naleveringskathode.
DE3000169A1 (de) * 1980-01-04 1982-08-19 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zum herstellen einer vorratskathode
FR2496290A1 (fr) * 1980-12-12 1982-06-18 Efcis Circuit d'asservissement numerique en fonction de la frequence
DE3122950A1 (de) * 1981-06-10 1983-01-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zum herstellen einer vorratskathode
DE3148441A1 (de) * 1981-12-08 1983-07-21 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur herstellung einer thermionischen kathode
DE3205746A1 (de) * 1982-02-18 1983-08-25 Philips Patentverwaltung Gmbh, 2000 Hamburg Thermionische kathode und verfahren zu ihrer herstellung
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.
CA1270890A (en) * 1985-07-19 1990-06-26 Keiji Watanabe Cathode for electron tube
KR910002969B1 (ko) * 1987-06-12 1991-05-11 미쓰비시전기주식회사 전자관음극(cathode for an electron tube)
NL8701583A (nl) * 1987-07-06 1989-02-01 Philips Nv Scandaatkathode.
JPH0690907B2 (ja) * 1988-02-02 1994-11-14 三菱電機株式会社 電子管用陰極
US5092805A (en) * 1988-11-11 1992-03-03 Samsung Electron Devices Co., Ltd. Manufacturing method for dispenser code
NL8902793A (nl) * 1989-11-13 1991-06-03 Philips Nv Scandaatkathode.
US5041757A (en) * 1990-12-21 1991-08-20 Hughes Aircraft Company Sputtered scandate coatings for dispenser cathodes and methods for making same
US5065070A (en) * 1990-12-21 1991-11-12 Hughes Aircraft Company Sputtered scandate coatings for dispenser cathodes
US5293410A (en) * 1991-11-27 1994-03-08 Schlumberger Technology Corporation Neutron generator
JP2985467B2 (ja) * 1992-01-22 1999-11-29 三菱電機株式会社 含浸型カソードの製造方法
DE4207220A1 (de) * 1992-03-07 1993-09-09 Philips Patentverwaltung Festkoerperelement fuer eine thermionische kathode
EP0641007A3 (en) * 1993-08-31 1995-06-21 Samsung Display Devices Co Ltd Directly heated supply cathode structure.
US5407633A (en) * 1994-03-15 1995-04-18 U.S. Philips Corporation Method of manufacturing a dispenser cathode
US6563256B1 (en) 1999-02-25 2003-05-13 Sandia Corporation Low work function materials for microminiature energy conversion and recovery applications
CA2385530A1 (en) * 2000-08-07 2002-02-14 Norio Akamatsu Solar energy converter
WO2002013366A1 (en) * 2000-08-07 2002-02-14 Norio Akamatsu Solar ray energy conversion apparatus
US7215070B2 (en) 2003-02-14 2007-05-08 Mapper Lithography Ip B.V. System, method and apparatus for multi-beam lithography including a dispenser cathode for homogeneous electron emission
US20090273269A1 (en) * 2004-12-21 2009-11-05 Koninklijke Philips Electronics, N.V. Scandate dispenser cathode
CN100433230C (zh) * 2006-07-19 2008-11-12 北京工业大学 压制型含钪扩散阴极的制备方法
EP2739762A1 (en) * 2011-08-03 2014-06-11 Koninklijke Philips N.V. Target for barium - scandate dispenser cathode
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
US10497530B2 (en) * 2015-04-10 2019-12-03 The Government Of The United States Of America, As Represented By The Secretary Of The Navy Thermionic tungsten/scandate cathodes and methods of making the same
CN109637913B (zh) * 2018-10-31 2021-08-20 北京工业大学 一种钡钨阴极用发射活性盐及其制备

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3076916A (en) * 1959-01-21 1963-02-05 Semicon Associates Inc Impregnated tungsten cathode structures and methods for fabricating same
US3358178A (en) * 1964-08-05 1967-12-12 Figner Avraam Iljich Metal-porous body having pores filled with barium scandate
NL154047B (nl) * 1968-01-09 1977-07-15 Philips Nv Elektrische ontladingsbuis met een kathode die in het inwendige activeringsmateriaal bevat, en kathode bestemd voor een dergelijke ontladingsbuis.
US3558966A (en) * 1967-03-01 1971-01-26 Semicon Associates Inc Directly heated dispenser cathode
US3530327A (en) * 1968-03-11 1970-09-22 Westinghouse Electric Corp Metal halide discharge lamps with rare-earth metal oxide used as electrode emission material
JPS5019250B1 (xx) * 1970-12-30 1975-07-05
US3719856A (en) * 1971-05-19 1973-03-06 O Koppius Impregnants for dispenser cathodes
US3766423A (en) * 1971-12-03 1973-10-16 Itt Integral emissive electrode

Also Published As

Publication number Publication date
FR2301914A1 (fr) 1976-09-17
SE7601812L (sv) 1976-08-23
SE406019B (sv) 1979-01-15
DE2604765B2 (de) 1977-07-21
DE2604765A1 (de) 1976-09-02
JPS51108761A (xx) 1976-09-27
GB1476914A (en) 1977-06-16
NL165880B (nl) 1980-12-15
FR2301914B1 (xx) 1979-04-20
US4007393A (en) 1977-02-08
NL7502052A (nl) 1976-08-24
DE2604765C3 (de) 1978-03-09
CA1042061A (en) 1978-11-07
JPS5622103B2 (xx) 1981-05-23

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee