KR920003362A - Manufacturing method of impregnated cathode - Google Patents

Manufacturing method of impregnated cathode Download PDF

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Publication number
KR920003362A
KR920003362A KR1019900010215A KR900010215A KR920003362A KR 920003362 A KR920003362 A KR 920003362A KR 1019900010215 A KR1019900010215 A KR 1019900010215A KR 900010215 A KR900010215 A KR 900010215A KR 920003362 A KR920003362 A KR 920003362A
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KR
South Korea
Prior art keywords
manufacturing
impregnated cathode
impregnated
electron
kpa
Prior art date
Application number
KR1019900010215A
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Korean (ko)
Inventor
오종호
정종인
최종서
노환철
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.)
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Publication date
Application filed by 김정배, 삼성전관 주식회사 filed Critical 김정배
Priority to KR1019900010215A priority Critical patent/KR920003362A/en
Publication of KR920003362A publication Critical patent/KR920003362A/en

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  • Cold Cathode And The Manufacture (AREA)

Abstract

내용 없음No content

Description

함침형 음극의 제조방법Manufacturing method of impregnated cathode

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제3도는 본 발명에 따른 함침형음극의 단면도,3 is a cross-sectional view of the impregnated cathode according to the present invention,

제4도는 제3도에 도시된 음극의 전자방출물질 함침방법을 보인 단면도.4 is a cross-sectional view showing a method of impregnating an electron-emitting material of the cathode shown in FIG.

Claims (2)

전자방출물질을 다공성기체에 용융함침시켜서 제조하는 함침형음극의 제조방법에 있어서, 전자방출물질이 함침된 다공성기체의 표면에 텅스텐을 스피터링법으로 피복하고, 그 위에 Ir, Os, Ru, Re 중의 적어도 하나의 금속을 피복한 다음 이들을 열처리하는 것을 특징으로 하는 함침형 음극의 제조방법.In the method of manufacturing an impregnated cathode prepared by melting and impregnating an electron-emitting material into a porous gas, the surface of the porous gas impregnated with the electron-emitting material is coated with tungsten by sputtering, and Ir, Os, Ru, and Re are deposited thereon. Method of producing an impregnated cathode characterized in that the coating of at least one of the metals and then heat-treating them. 제1항에 있어서, 피복되어지는 텅스텐의 두께를 2000Å~20000Å으로 하는 것을 특징으로 하는 합침형 음극의 제조방법.The method of manufacturing a joining negative electrode according to claim 1, wherein the thickness of the tungsten to be coated is 2000 kPa to 20000 kPa. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900010215A 1990-07-06 1990-07-06 Manufacturing method of impregnated cathode KR920003362A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900010215A KR920003362A (en) 1990-07-06 1990-07-06 Manufacturing method of impregnated cathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900010215A KR920003362A (en) 1990-07-06 1990-07-06 Manufacturing method of impregnated cathode

Publications (1)

Publication Number Publication Date
KR920003362A true KR920003362A (en) 1992-02-29

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KR1019900010215A KR920003362A (en) 1990-07-06 1990-07-06 Manufacturing method of impregnated cathode

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100666372B1 (en) * 2005-10-28 2007-01-11 쌍용자동차 주식회사 Hands free device for automobiles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100666372B1 (en) * 2005-10-28 2007-01-11 쌍용자동차 주식회사 Hands free device for automobiles

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