NL6802388A - - Google Patents
Info
- Publication number
- NL6802388A NL6802388A NL6802388A NL6802388A NL6802388A NL 6802388 A NL6802388 A NL 6802388A NL 6802388 A NL6802388 A NL 6802388A NL 6802388 A NL6802388 A NL 6802388A NL 6802388 A NL6802388 A NL 6802388A
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Discharge Lamp (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US61802167A | 1967-02-23 | 1967-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6802388A true NL6802388A (fr) | 1968-08-26 |
Family
ID=24476009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6802388A NL6802388A (fr) | 1967-02-23 | 1968-02-20 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE711236A (fr) |
| DE (1) | DE1696630A1 (fr) |
| FR (1) | FR1555165A (fr) |
| GB (1) | GB1173876A (fr) |
| NL (1) | NL6802388A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4044276A (en) * | 1976-04-09 | 1977-08-23 | Gte Sylvania Incorporated | High pressure mercury vapor discharge lamp having improved electrodes |
| AT15991U1 (de) * | 2017-05-12 | 2018-10-15 | Plansee Se | Hochtemperaturkomponente |
| CN111850524B (zh) * | 2020-07-17 | 2022-08-30 | 广东威特真空电子制造有限公司 | 稀土钨阴极及其制备方法和应用 |
-
1968
- 1968-01-23 GB GB342768A patent/GB1173876A/en not_active Expired
- 1968-02-20 NL NL6802388A patent/NL6802388A/xx unknown
- 1968-02-22 DE DE19681696630 patent/DE1696630A1/de active Pending
- 1968-02-23 FR FR1555165D patent/FR1555165A/fr not_active Expired
- 1968-02-23 BE BE711236D patent/BE711236A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE711236A (fr) | 1968-07-01 |
| DE1696630A1 (de) | 1971-11-04 |
| FR1555165A (fr) | 1969-01-24 |
| GB1173876A (en) | 1969-12-10 |