AT367568B - Gluehkathodenmaterial - Google Patents

Gluehkathodenmaterial

Info

Publication number
AT367568B
AT367568B AT0099779A AT99779A AT367568B AT 367568 B AT367568 B AT 367568B AT 0099779 A AT0099779 A AT 0099779A AT 99779 A AT99779 A AT 99779A AT 367568 B AT367568 B AT 367568B
Authority
AT
Austria
Prior art keywords
cathode material
glow cathode
glow
cathode
Prior art date
Application number
AT0099779A
Other languages
English (en)
Other versions
ATA99779A (de
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of ATA99779A publication Critical patent/ATA99779A/de
Application granted granted Critical
Publication of AT367568B publication Critical patent/AT367568B/de

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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12014—All metal or with adjacent metals having metal particles
    • Y10T428/12021—All metal or with adjacent metals having metal particles having composition or density gradient or differential porosity
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12014—All metal or with adjacent metals having metal particles
    • Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
    • Y10T428/12146—Nonmetal particles in a component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12806—Refractory [Group IVB, VB, or VIB] metal-base component
    • Y10T428/12826—Group VIB metal-base component
    • Y10T428/12833—Alternative to or next to each other

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Solid Thermionic Cathode (AREA)
  • Powder Metallurgy (AREA)
AT0099779A 1978-05-05 1979-02-09 Gluehkathodenmaterial AT367568B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH488978 1978-05-05

Publications (2)

Publication Number Publication Date
ATA99779A ATA99779A (de) 1981-11-15
AT367568B true AT367568B (de) 1982-07-12

Family

ID=4284300

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0099779A AT367568B (de) 1978-05-05 1979-02-09 Gluehkathodenmaterial

Country Status (8)

Country Link
US (1) US4275123A (de)
JP (1) JPS54146950A (de)
AT (1) AT367568B (de)
DE (1) DE2822665A1 (de)
FR (1) FR2425144A1 (de)
GB (1) GB2027263B (de)
HU (1) HU187247B (de)
NL (1) NL7903494A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4421793A1 (de) * 1994-06-22 1996-01-04 Siemens Ag Thermionischer Elektronenemitter für eine Elektronenröhre

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3148441A1 (de) * 1981-12-08 1983-07-21 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur herstellung einer thermionischen kathode
ATE30811T1 (de) * 1983-09-30 1987-11-15 Bbc Brown Boveri & Cie Gluehkathode mit hohem emissionsvermoegen fuer eine elektronenroehre und verfahren zu deren herstellung.
US4810926A (en) * 1987-07-13 1989-03-07 Syracuse University Impregnated thermionic cathode
DE4026298A1 (de) * 1990-08-20 1992-02-27 Siemens Ag Roentgenroehre mit einem elektronenemitter
DE4305558A1 (de) * 1993-02-24 1994-08-25 Asea Brown Boveri Verfahren zur Herstellung von Drähten, welche insbesondere für Kathoden von Elektronenröhren geeignet sind
JPH0850849A (ja) * 1994-05-31 1996-02-20 Nec Kansai Ltd 陰極部材およびそれを用いた電子管
DE4421810C2 (de) * 1994-06-22 1996-08-29 Siemens Ag Thermionischer Elektronenemitter und Verfahren zu dessen Herstellung
GB9413973D0 (en) * 1994-07-11 1994-08-31 Rank Brimar Ltd Electrode structure
ES2128260B1 (es) * 1997-04-29 1999-12-16 Torres Cabello Dionisio Visualizador digital para presion de neumaticos.
US20170330725A1 (en) * 2016-05-13 2017-11-16 Axcelis Technologies, Inc. Lanthanated tungsten ion source and beamline components

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL174029B (nl) * 1951-11-29 Joseph Salim Peress Holle geleding voor bijvoorbeeld een duikpak.
DE1027801B (de) * 1955-08-25 1958-04-10 Lorenz C Ag Traeger fuer Oxydkathoden
FR1381553A (fr) * 1962-10-31 1964-12-14 Thomson Houston Comp Francaise Perfectionnements aux tubes électroniques
JPS4321650Y1 (de) * 1965-05-27 1968-09-11
CH477756A (de) * 1967-02-08 1969-08-31 Philips Nv Elektrische Entladungsröhre mit einer Kathode, deren Inneres ein Aktivierungsmaterial enthält
BE759174A (fr) * 1969-11-21 1971-05-19 Philips Nv Cathode a reserve et son procede de realisation
DE2245717A1 (de) * 1972-09-18 1974-03-28 Patra Patent Treuhand Elektrode mit einem poroesen sinterkoerper
FR2215699B1 (de) * 1973-01-30 1976-04-30 Commissariat Energie Atomique
DE2331558A1 (de) * 1973-06-20 1975-01-16 Siemens Ag Nichtabschmelzende elektrode, insbesondere zum wig-schweissen, sowie verfahren zu deren herstellung
CH582951A5 (de) * 1973-07-09 1976-12-15 Bbc Brown Boveri & Cie
US4019081A (en) * 1974-10-25 1977-04-19 Bbc Brown Boveri & Company Limited Reaction cathode
CH579824A5 (de) * 1974-10-25 1976-09-15 Bbc Brown Boveri & Cie
CH629033A5 (de) * 1978-05-05 1982-03-31 Bbc Brown Boveri & Cie Gluehkathode.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4421793A1 (de) * 1994-06-22 1996-01-04 Siemens Ag Thermionischer Elektronenemitter für eine Elektronenröhre

Also Published As

Publication number Publication date
ATA99779A (de) 1981-11-15
HU187247B (en) 1985-11-28
US4275123A (en) 1981-06-23
GB2027263B (en) 1982-12-15
DE2822665A1 (de) 1979-11-08
JPS54146950A (en) 1979-11-16
GB2027263A (en) 1980-02-13
NL7903494A (nl) 1979-11-07
FR2425144B1 (de) 1982-11-12
FR2425144A1 (fr) 1979-11-30

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
REN Ceased due to non-payment of the annual fee