CH449117A - Process for the manufacture of sintered electrodes - Google Patents

Process for the manufacture of sintered electrodes

Info

Publication number
CH449117A
CH449117A CH899565A CH899565A CH449117A CH 449117 A CH449117 A CH 449117A CH 899565 A CH899565 A CH 899565A CH 899565 A CH899565 A CH 899565A CH 449117 A CH449117 A CH 449117A
Authority
CH
Switzerland
Prior art keywords
manufacture
sintered electrodes
sintered
electrodes
Prior art date
Application number
CH899565A
Other languages
German (de)
Inventor
Horst Dr Ebhardt
Original Assignee
Elin Union Ag
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 Elin Union Ag filed Critical Elin Union Ag
Publication of CH449117A publication Critical patent/CH449117A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • H01J61/0675—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode
    • H01J61/0677—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/04—Electrodes; Screens
    • H01J17/06—Cathodes
    • H01J17/066—Cold cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
    • H01J2893/0065—Electrode systems
    • H01J2893/0066—Construction, material, support, protection and temperature regulation of electrodes; Electrode cups

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Discharge Lamp (AREA)
  • Powder Metallurgy (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
CH899565A 1964-07-08 1965-06-28 Process for the manufacture of sintered electrodes CH449117A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT586464A AT247460B (en) 1964-07-08 1964-07-08 Process for the manufacture of sintered electrodes

Publications (1)

Publication Number Publication Date
CH449117A true CH449117A (en) 1967-12-31

Family

ID=3580368

Family Applications (1)

Application Number Title Priority Date Filing Date
CH899565A CH449117A (en) 1964-07-08 1965-06-28 Process for the manufacture of sintered electrodes

Country Status (11)

Country Link
US (1) US3325281A (en)
AT (1) AT247460B (en)
BE (1) BE666308A (en)
CH (1) CH449117A (en)
DE (2) DE1120016B (en)
DK (1) DK111333B (en)
ES (1) ES314933A1 (en)
FR (1) FR1456547A (en)
GB (1) GB1119224A (en)
NL (1) NL148435B (en)
SE (1) SE308760B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0803898A2 (en) * 1996-04-24 1997-10-29 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Discharge lamp electrode

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1120016B (en) * 1964-07-08 1961-12-21 Elger 1 Alpenlaendisches Unter Unheated electrode, especially for low-voltage fluorescent lamps, as well as lamps with such electrodes
NL6411355A (en) * 1964-09-30 1966-03-31
US3458913A (en) * 1966-04-19 1969-08-05 Siemens Ag Supply cathode for electrical discharge vessels and method for its production
US4135286A (en) * 1977-12-22 1979-01-23 United Technologies Corporation Sputtering target fabrication method
DE3232802A1 (en) * 1982-09-03 1984-03-08 Alfred Prof. Dr.-Ing. 7830 Emmendingen Walz METHOD AND DEVICE FOR PRODUCING ULTRAVIOLETTER RADIATION
US4710344A (en) * 1983-10-07 1987-12-01 Union Carbide Corporation Method of forming a getter assembly
US4822312A (en) * 1983-12-05 1989-04-18 Gte Products Corporation Electrode for high intensity discharge lamps
US5585694A (en) * 1990-12-04 1996-12-17 North American Philips Corporation Low pressure discharge lamp having sintered "cold cathode" discharge electrodes

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE838031C (en) * 1952-03-27 Loewe Opta Aktiengesellschaft, Berlin-Steglitz Discharge vessel, in particular fluorescent tube
DE642722C (en) * 1931-12-19 1937-03-13 Claude Lumiere Sa Pour Les App Electric gas discharge lamp with noble gas, in particular helium gas, and positive column discharge
DE637206C (en) * 1932-09-07 1936-10-23 Lon Ladislaus Von Kramolin Gas or vapor-filled electric discharge lamp, in particular high-pressure lamp, with glow electrodes heated by the discharge
US2006081A (en) * 1934-03-02 1935-06-25 Hanovia Chemical & Mfg Co Electrode for vapor electric devices
US2117636A (en) * 1934-03-24 1938-05-17 Gerald B Tjoflat Thermionic electrode
US2175345A (en) * 1935-07-12 1939-10-10 Gen Electric Electric gaseous discharge device
FR50165E (en) * 1938-11-26 1940-01-17 Improvements in the manufacture of tubes and lamps, for electric discharges, on low voltage networks, for domestic use
BE511706A (en) * 1951-06-08
DE917860C (en) * 1951-11-01 1954-09-13 Patra Patent Treuhand Activation material for electrodes of electrical discharge vessels
DE894289C (en) * 1951-12-12 1953-10-22 Neon Baecker Explosion-proof fluorescent tube
AT183479B (en) * 1953-03-07 1955-10-10 Joseph Carl Dr Pole Electrode for discharge tubes
DE1686466U (en) * 1953-08-19 1954-11-04 Patra Patent Treuhand CATHODE FOR ELECTRIC DISCHARGE FLASH TUBES.
US2953443A (en) * 1957-02-11 1960-09-20 Alloyd Engineering Lab Inc Chemical heating composition, heating unit containing the same and method of manufacture
DE1120016B (en) * 1964-07-08 1961-12-21 Elger 1 Alpenlaendisches Unter Unheated electrode, especially for low-voltage fluorescent lamps, as well as lamps with such electrodes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0803898A2 (en) * 1996-04-24 1997-10-29 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Discharge lamp electrode
US5880558A (en) * 1996-04-24 1999-03-09 Patent-Treuhand-Gesellschaft Fuer Elektrische Gluehlampen Mbh Electrode for discharge lamps

Also Published As

Publication number Publication date
DE1225757B (en) 1966-09-29
SE308760B (en) 1969-02-24
NL148435B (en) 1976-01-15
GB1119224A (en) 1968-07-10
BE666308A (en) 1965-11-03
AT247460B (en) 1966-06-10
FR1456547A (en) 1966-07-08
DE1120016B (en) 1961-12-21
US3325281A (en) 1967-06-13
NL6508707A (en) 1966-01-10
ES314933A1 (en) 1966-02-01
DK111333B (en) 1968-07-29

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