NL6917538A - - Google Patents
Info
- Publication number
- NL6917538A NL6917538A NL6917538A NL6917538A NL6917538A NL 6917538 A NL6917538 A NL 6917538A NL 6917538 A NL6917538 A NL 6917538A NL 6917538 A NL6917538 A NL 6917538A NL 6917538 A NL6917538 A NL 6917538A
- Authority
- NL
- Netherlands
Links
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
- H01J9/042—Manufacture, activation of the emissive part
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Solid Thermionic Cathode (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE759174D BE759174A (fr) | 1969-11-21 | Cathode a reserve et son procede de realisation | |
| NL6917538A NL6917538A (en, 2012) | 1969-11-21 | 1969-11-21 | |
| DE19702054698 DE2054698A1 (de) | 1969-11-21 | 1970-11-06 | Verfahren zur Herstellung einer Vorratskathode und durch dieses Verfahren hergestellte Kathode |
| GB1264087D GB1264087A (en, 2012) | 1969-11-21 | 1970-11-18 | |
| CA098,418A CA960007A (en) | 1969-11-21 | 1970-11-18 | Storage cathode and method of its manufacturing |
| FR7041351A FR2069601A5 (en, 2012) | 1969-11-21 | 1970-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6917538A NL6917538A (en, 2012) | 1969-11-21 | 1969-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6917538A true NL6917538A (en, 2012) | 1971-05-25 |
Family
ID=19808445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6917538A NL6917538A (en, 2012) | 1969-11-21 | 1969-11-21 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE759174A (en, 2012) |
| CA (1) | CA960007A (en, 2012) |
| DE (1) | DE2054698A1 (en, 2012) |
| FR (1) | FR2069601A5 (en, 2012) |
| GB (1) | GB1264087A (en, 2012) |
| NL (1) | NL6917538A (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0028954A1 (fr) * | 1979-11-09 | 1981-05-20 | Thomson-Csf | Cathode thermo-ionique, son procédé de fabrication et tube électronique incorporant une telle cathode |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2808134A1 (de) * | 1978-02-25 | 1979-08-30 | Licentia Gmbh | Vorratskathode |
| DE2822665A1 (de) * | 1978-05-05 | 1979-11-08 | Bbc Brown Boveri & Cie | Gluehkathodenmaterial |
| DE2842079A1 (de) * | 1978-09-27 | 1980-04-03 | Siemens Ag | Vorratskathode, insbesondere metall- kapillar-kathode |
| FR2494035A1 (fr) * | 1980-11-07 | 1982-05-14 | Thomson Csf | Cathode thermo-electronique pour tube hyperfrequences et tube incorporant une telle cathode |
| JPS58100329A (ja) * | 1981-12-11 | 1983-06-15 | Toshiba Corp | 電子管用陰極構体 |
| DE3336489A1 (de) * | 1983-10-07 | 1985-04-25 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Indirekt geheizte vorratskathode |
| GB2188771B (en) * | 1986-04-01 | 1990-12-19 | Ceradyne Inc | Dispenser cathode and method of manufacture therefor |
| GB2196786A (en) * | 1986-10-27 | 1988-05-05 | Ceradyne Inc | Cathode assembly |
| KR930007461B1 (ko) * | 1991-04-23 | 1993-08-11 | 주식회사 금성사 | 함침형 음극 제조방법 |
| DE4114856A1 (de) * | 1991-05-07 | 1992-11-12 | Licentia Gmbh | Vorratskathode und verfahren zu deren herstellung |
| FR2683090A1 (fr) * | 1991-10-25 | 1993-04-30 | Europ Composants Electron | Cathode a reserve et procede de fabrication d'une telle cathode. |
-
0
- BE BE759174D patent/BE759174A/xx unknown
-
1969
- 1969-11-21 NL NL6917538A patent/NL6917538A/xx unknown
-
1970
- 1970-11-06 DE DE19702054698 patent/DE2054698A1/de active Pending
- 1970-11-18 GB GB1264087D patent/GB1264087A/en not_active Expired
- 1970-11-18 CA CA098,418A patent/CA960007A/en not_active Expired
- 1970-11-18 FR FR7041351A patent/FR2069601A5/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0028954A1 (fr) * | 1979-11-09 | 1981-05-20 | Thomson-Csf | Cathode thermo-ionique, son procédé de fabrication et tube électronique incorporant une telle cathode |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2054698A1 (de) | 1971-11-18 |
| CA960007A (en) | 1974-12-31 |
| FR2069601A5 (en, 2012) | 1971-09-03 |
| GB1264087A (en, 2012) | 1972-02-16 |
| BE759174A (fr) | 1971-05-19 |