NL262640A - - Google Patents
Info
- Publication number
- NL262640A NL262640A NL262640DA NL262640A NL 262640 A NL262640 A NL 262640A NL 262640D A NL262640D A NL 262640DA NL 262640 A NL262640 A NL 262640A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- H01J9/045—Activation of assembled cathode
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16559A US3004816A (en) | 1960-03-21 | 1960-03-21 | Hydrogen breakdown of cathodes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL262640A true NL262640A (xx) |
Family
ID=21777753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL262640D NL262640A (xx) | 1960-03-21 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3004816A (xx) |
| BE (1) | BE601486A (xx) |
| DE (1) | DE1160553B (xx) |
| FR (1) | FR1284303A (xx) |
| GB (1) | GB911207A (xx) |
| NL (1) | NL262640A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1215817B (de) * | 1962-04-28 | 1966-05-05 | Egyesuelt Izzolampa | Verfahren zur Herstellung einer Oxydkathode fuer elektrische Entladungsroehren |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2020722A (en) * | 1930-08-02 | 1935-11-12 | Gen Electric Vapor Lamp Co | Gaseous electric discharge device |
| US2572881A (en) * | 1946-04-22 | 1951-10-30 | Rothstein Jerome | Thyratron cathode design to prevent cleanup of hydrogen |
-
0
- NL NL262640D patent/NL262640A/xx unknown
-
1960
- 1960-03-21 US US16559A patent/US3004816A/en not_active Expired - Lifetime
-
1961
- 1961-02-28 GB GB7244/61A patent/GB911207A/en not_active Expired
- 1961-03-09 DE DEW29629A patent/DE1160553B/de active Pending
- 1961-03-17 FR FR856035A patent/FR1284303A/fr not_active Expired
- 1961-03-17 BE BE601486A patent/BE601486A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1160553B (de) | 1964-01-02 |
| GB911207A (en) | 1962-11-21 |
| FR1284303A (fr) | 1962-02-09 |
| BE601486A (fr) | 1961-07-17 |
| US3004816A (en) | 1961-10-17 |