NL6809010A - - Google Patents
Info
- Publication number
- NL6809010A NL6809010A NL6809010A NL6809010A NL6809010A NL 6809010 A NL6809010 A NL 6809010A NL 6809010 A NL6809010 A NL 6809010A NL 6809010 A NL6809010 A NL 6809010A NL 6809010 A NL6809010 A NL 6809010A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/28—Non-electron-emitting electrodes; Screens
- H01J19/30—Non-electron-emitting electrodes; Screens characterised by the material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0012—Constructional arrangements
- H01J2893/0019—Chemical composition and manufacture
- H01J2893/002—Chemical composition and manufacture chemical
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0012—Constructional arrangements
- H01J2893/0019—Chemical composition and manufacture
- H01J2893/0022—Manufacture
- H01J2893/0023—Manufacture carbonising and other surface treatments
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES0110933 | 1967-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6809010A true NL6809010A (de) | 1969-01-23 |
Family
ID=7530595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6809010A NL6809010A (de) | 1967-07-21 | 1968-06-26 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR1573686A (de) |
| GB (1) | GB1177302A (de) |
| NL (1) | NL6809010A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH539945A (de) * | 1971-12-29 | 1973-07-31 | Bbc Brown Boveri & Cie | Verfahren zur Herstellung von Gitterelektroden für elektrische Entladungsgefässe |
| US4777068A (en) * | 1984-08-10 | 1988-10-11 | Canon Kabushiki Kaisha | Optical recording medium |
| DE4305558A1 (de) * | 1993-02-24 | 1994-08-25 | Asea Brown Boveri | Verfahren zur Herstellung von Drähten, welche insbesondere für Kathoden von Elektronenröhren geeignet sind |
-
1968
- 1968-06-26 NL NL6809010A patent/NL6809010A/xx unknown
- 1968-07-19 FR FR1573686D patent/FR1573686A/fr not_active Expired
- 1968-07-22 GB GB3480268A patent/GB1177302A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1573686A (de) | 1969-07-04 |
| GB1177302A (en) | 1970-01-07 |