AT194994B - Cathode consisting of a porous metal body in which barium compounds are incorporated and a method for producing this cathode - Google Patents
Cathode consisting of a porous metal body in which barium compounds are incorporated and a method for producing this cathodeInfo
- Publication number
- AT194994B AT194994B AT194994DA AT194994B AT 194994 B AT194994 B AT 194994B AT 194994D A AT194994D A AT 194994DA AT 194994 B AT194994 B AT 194994B
- Authority
- AT
- Austria
- Prior art keywords
- cathode
- incorporated
- producing
- metal body
- porous metal
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US194994XA | 1955-02-09 | 1955-02-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT194994B true AT194994B (en) | 1958-01-25 |
Family
ID=21793532
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT194994D AT194994B (en) | 1955-02-09 | 1956-02-06 | Cathode consisting of a porous metal body in which barium compounds are incorporated and a method for producing this cathode |
Country Status (1)
Country | Link |
---|---|
AT (1) | AT194994B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2995674A (en) * | 1959-02-27 | 1961-08-08 | Raytheon Co | Impregnated cathodes |
DE3017429A1 (en) * | 1980-05-07 | 1981-11-12 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Emission material for impregnating electron tube cathode - with porous sintered matrix, contains aluminium, barium, calcium, strontium and opt. tungsten |
DE3000169A1 (en) * | 1980-01-04 | 1982-08-19 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Storage cathode prodn. with emitter in pores of body - by contacting oxide powder mixt. with body and heating to give alkaline earth aluminate melt |
-
1956
- 1956-02-06 AT AT194994D patent/AT194994B/en active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2995674A (en) * | 1959-02-27 | 1961-08-08 | Raytheon Co | Impregnated cathodes |
DE3000169A1 (en) * | 1980-01-04 | 1982-08-19 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Storage cathode prodn. with emitter in pores of body - by contacting oxide powder mixt. with body and heating to give alkaline earth aluminate melt |
DE3017429A1 (en) * | 1980-05-07 | 1981-11-12 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Emission material for impregnating electron tube cathode - with porous sintered matrix, contains aluminium, barium, calcium, strontium and opt. tungsten |
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