[go: up one dir, main page]

GB653952A - Improvements in or relating to electron discharge devices - Google Patents

Improvements in or relating to electron discharge devices

Info

Publication number
GB653952A
GB653952A GB3321348A GB3321348A GB653952A GB 653952 A GB653952 A GB 653952A GB 3321348 A GB3321348 A GB 3321348A GB 3321348 A GB3321348 A GB 3321348A GB 653952 A GB653952 A GB 653952A
Authority
GB
United Kingdom
Prior art keywords
relating
discharge devices
electron discharge
per cent
sealing
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
GB3321348A
Inventor
John Edwin Ingliston Cairns
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.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries Ltd
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 EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Priority to GB3321348A priority Critical patent/GB653952A/en
Publication of GB653952A publication Critical patent/GB653952A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/20—Seals between parts of vessels
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0033—Vacuum connection techniques applicable to discharge tubes and lamps
    • H01J2893/0037—Solid sealing members other than lamp bases

Landscapes

  • Glass Compositions (AREA)

Abstract

An alloy suitable for sealing to glass comprises 42 per cent nickel, 6 per cent chromium and the remainder iron.
GB3321348A 1948-12-24 1948-12-24 Improvements in or relating to electron discharge devices Expired GB653952A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3321348A GB653952A (en) 1948-12-24 1948-12-24 Improvements in or relating to electron discharge devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3321348A GB653952A (en) 1948-12-24 1948-12-24 Improvements in or relating to electron discharge devices

Publications (1)

Publication Number Publication Date
GB653952A true GB653952A (en) 1951-05-30

Family

ID=10350023

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3321348A Expired GB653952A (en) 1948-12-24 1948-12-24 Improvements in or relating to electron discharge devices

Country Status (1)

Country Link
GB (1) GB653952A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3766487A (en) * 1969-11-27 1973-10-16 Lasers Co Ind Des Discharge tube with dismountable electrode

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3766487A (en) * 1969-11-27 1973-10-16 Lasers Co Ind Des Discharge tube with dismountable electrode

Similar Documents

Publication Publication Date Title
GB681943A (en) Equipment for bending glass sheets
GB683796A (en) Temperature responsive detector system
GB653952A (en) Improvements in or relating to electron discharge devices
GB646849A (en) Improvements in sealing arrangements for valves
GB629387A (en) Improvement in glass-to-metal seals
GB632971A (en) Improvements in or relating to vacuum tight metal-to-glass seals
GB677776A (en) Improvements in metallic bellows and apparatus incorporating metallic bellows
GB647233A (en) Improvements in and relating to high-power electric discharge tubes
GB408175A (en) Improvements in and relating to alternating current switches incorporating arc quenching means operating by compressed gas or vapour blasts
GB671430A (en) Improvements in or relating to pit-props or like supporting means for use in mines and alloys therefor
AU152127B2 (en) Improvements in or relating tothe seal between cathode-ray tube metal and glass envelope parts
AU3874750A (en) Improvements in or relating tothe seal between cathode-ray tube metal and glass envelope parts
CA449371A (en) Alloy and electrode material
AU140746B2 (en) Improvements in or relating to electron discharge valve amplifiers
GB809017A (en) Improvements in or relating to electron discharge devices
AU2395248A (en) Improvements in cold cathode gaseous discharge tubes
GB637436A (en) Alloys for use at high temperatures
AU143237B2 (en) Improvements in or relating to methods of manufacturing an alloy comprising iron, nickel and cobalt, and seal comprising part made from this alloy
CA446483A (en) Metal alloy
AU144199B2 (en) Improvements in or relating tothe welding of metal
AU2065048A (en) Improvements in or relating to electron discharge valve amplifiers
AU148159B2 (en) Improvements in or relating to electron discharge tubes
AU144454B2 (en) Improvements in or relating to thermionic valves
AU145359B2 (en) Improvements in or relating to thermionic valves
AU2038048A (en) Improvements in or relating to methods of manufacturing an alloy comprising iron, nickel and cobalt, and seal comprising part made from this alloy