GB484452A - Improvements in electric discharge tubes - Google Patents

Improvements in electric discharge tubes

Info

Publication number
GB484452A
GB484452A GB26731/37A GB2673137A GB484452A GB 484452 A GB484452 A GB 484452A GB 26731/37 A GB26731/37 A GB 26731/37A GB 2673137 A GB2673137 A GB 2673137A GB 484452 A GB484452 A GB 484452A
Authority
GB
United Kingdom
Prior art keywords
electric discharge
discharge tubes
zirconium
electrodes
alloy
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.)
Expired
Application number
GB26731/37A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB484452A publication Critical patent/GB484452A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • H01J19/30—Non-electron-emitting electrodes; Screens characterised by the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0012—Constructional arrangements
    • H01J2893/0019—Chemical composition and manufacture
    • H01J2893/002—Chemical composition and manufacture chemical

Landscapes

  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)

Abstract

The material of which one or more of the electrodes or other conductive parts of an electric discharge tube are made consists of an alloy of copper with 0,02-0,5 per cent of zirconium.
GB26731/37A 1936-10-05 1937-10-02 Improvements in electric discharge tubes Expired GB484452A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE484452X 1936-10-05

Publications (1)

Publication Number Publication Date
GB484452A true GB484452A (en) 1938-05-05

Family

ID=6543127

Family Applications (1)

Application Number Title Priority Date Filing Date
GB26731/37A Expired GB484452A (en) 1936-10-05 1937-10-02 Improvements in electric discharge tubes

Country Status (1)

Country Link
GB (1) GB484452A (en)

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