JPS5286768A - Electric field radiating cathode - Google Patents

Electric field radiating cathode

Info

Publication number
JPS5286768A
JPS5286768A JP280676A JP280676A JPS5286768A JP S5286768 A JPS5286768 A JP S5286768A JP 280676 A JP280676 A JP 280676A JP 280676 A JP280676 A JP 280676A JP S5286768 A JPS5286768 A JP S5286768A
Authority
JP
Japan
Prior art keywords
electric field
cathode
field radiating
radiating cathode
phenol
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.)
Pending
Application number
JP280676A
Other languages
Japanese (ja)
Inventor
Masaaki Futamoto
Ushio Kawabe
Shigeyuki Hosoki
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP280676A priority Critical patent/JPS5286768A/en
Publication of JPS5286768A publication Critical patent/JPS5286768A/en
Pending legal-status Critical Current

Links

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  • Cold Cathode And The Manufacture (AREA)

Abstract

PURPOSE: To extend the lite of cathode and to estabilize highly cathode by using ascathodematerial the carbon which is obtained by heating phenol resin tiber made from phenol and hexa-methylene-tetramyn in the fixed manner.
COPYRIGHT: (C)1977,JPO&Japio
JP280676A 1976-01-14 1976-01-14 Electric field radiating cathode Pending JPS5286768A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP280676A JPS5286768A (en) 1976-01-14 1976-01-14 Electric field radiating cathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP280676A JPS5286768A (en) 1976-01-14 1976-01-14 Electric field radiating cathode

Publications (1)

Publication Number Publication Date
JPS5286768A true JPS5286768A (en) 1977-07-19

Family

ID=11539615

Family Applications (1)

Application Number Title Priority Date Filing Date
JP280676A Pending JPS5286768A (en) 1976-01-14 1976-01-14 Electric field radiating cathode

Country Status (1)

Country Link
JP (1) JPS5286768A (en)

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