BE463969A - - Google Patents
Info
- Publication number
- BE463969A BE463969A BE463969DA BE463969A BE 463969 A BE463969 A BE 463969A BE 463969D A BE463969D A BE 463969DA BE 463969 A BE463969 A BE 463969A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
- H01J61/523—Heating or cooling particular parts of the lamp
- H01J61/526—Heating or cooling particular parts of the lamp heating or cooling of electrodes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1688240A GB543791A (en) | 1940-11-25 | 1940-11-25 | Improvements in hpmv electric discharge devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE463969A true BE463969A (ja�@�@) |
Family
ID=10085369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE463969D BE463969A (ja�@�@) | 1940-11-25 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE463969A (ja�@�@) |
| FR (1) | FR922053A (ja�@�@) |
| GB (1) | GB543791A (ja�@�@) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL272981A (ja�@�@) * | 1961-01-02 | |||
| HU191305B (en) * | 1984-03-29 | 1987-02-27 | Tungsram Rt,Hu | High pressure sodium or metal halogen lamp for dc operation |
| DE102008062676A1 (de) * | 2008-12-17 | 2010-06-24 | Osram Gesellschaft mit beschränkter Haftung | Entladungslampe |
-
0
- BE BE463969D patent/BE463969A/xx unknown
-
1940
- 1940-11-25 GB GB1688240A patent/GB543791A/en not_active Expired
-
1946
- 1946-02-13 FR FR922053D patent/FR922053A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB543791A (en) | 1942-03-12 |
| FR922053A (fr) | 1947-05-28 |