KR930003200A - Manufacturing method of impregnated cathode - Google Patents

Manufacturing method of impregnated cathode Download PDF

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Publication number
KR930003200A
KR930003200A KR1019910011709A KR910011709A KR930003200A KR 930003200 A KR930003200 A KR 930003200A KR 1019910011709 A KR1019910011709 A KR 1019910011709A KR 910011709 A KR910011709 A KR 910011709A KR 930003200 A KR930003200 A KR 930003200A
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KR
South Korea
Prior art keywords
manufacturing
impregnated cathode
emitting material
electron emitting
high melting
Prior art date
Application number
KR1019910011709A
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Korean (ko)
Other versions
KR930010266B1 (en
Inventor
주규남
Original Assignee
김정배
삼성전관 주식회사
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 김정배, 삼성전관 주식회사 filed Critical 김정배
Priority to KR1019910011709A priority Critical patent/KR930010266B1/en
Publication of KR930003200A publication Critical patent/KR930003200A/en
Application granted granted Critical
Publication of KR930010266B1 publication Critical patent/KR930010266B1/en

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Classifications

    • 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

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  • Solid Thermionic Cathode (AREA)

Abstract

내용 없음.No content.

Description

함침형 음극의 제조방법Manufacturing method of impregnated cathode

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제3도는 본 발명의 방법에 따라 함침형 음극을 제조하는 공정을 나타내는 도면이다.3 is a view showing a process for producing an impregnated cathode according to the method of the present invention.

Claims (2)

고융점 금속보트에 전자방출물질을 담아 진공로내에서 가열, 용융시키는 단계와, 고융점 금속 매쉬 보트에 다공질 금속 기체를 담아 용융된 전자방출물질에 침지시키는 단계를 포함하는 함침형 음극의 제조방법.A method of manufacturing an impregnated cathode comprising the steps of heating and melting an electron emitting material in a high melting metal boat in a vacuum furnace and immersing the molten electron emitting material in a porous metal gas in a high melting metal mesh boat. . 제1항에 있어서, 상기 침지 단계후 진공로내에 비활성 가스를 주입하여 진공을 해제하는 단계를 더 포함하는 것을 특징으로 하는 함침형 음극의 제조방법.The method of claim 1, further comprising the step of releasing the vacuum by injecting an inert gas into the vacuum furnace after the immersion step. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910011709A 1991-07-10 1991-07-10 Method of making a dispenser-type cathode KR930010266B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910011709A KR930010266B1 (en) 1991-07-10 1991-07-10 Method of making a dispenser-type cathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910011709A KR930010266B1 (en) 1991-07-10 1991-07-10 Method of making a dispenser-type cathode

Publications (2)

Publication Number Publication Date
KR930003200A true KR930003200A (en) 1993-02-24
KR930010266B1 KR930010266B1 (en) 1993-10-16

Family

ID=19317044

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910011709A KR930010266B1 (en) 1991-07-10 1991-07-10 Method of making a dispenser-type cathode

Country Status (1)

Country Link
KR (1) KR930010266B1 (en)

Also Published As

Publication number Publication date
KR930010266B1 (en) 1993-10-16

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