BE463638A - - Google Patents
Info
- Publication number
- BE463638A BE463638A BE463638DA BE463638A BE 463638 A BE463638 A BE 463638A BE 463638D A BE463638D A BE 463638DA BE 463638 A BE463638 A BE 463638A
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB25741/39A GB532621A (en) | 1939-09-13 | 1939-09-13 | Improvements in apparatus comprising gas-cooled high-pressure metal-vapour electric discharge lamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE463638A true BE463638A (en:Method) |
Family
ID=10232522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE463638D BE463638A (en:Method) | 1939-09-13 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2278844A (en:Method) |
| BE (1) | BE463638A (en:Method) |
| FR (1) | FR926584A (en:Method) |
| GB (1) | GB532621A (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB630547A (en) * | 1945-03-05 | 1949-10-17 | Gen Electric Co Ltd | Improvements in and relating to electric discharge lamps |
| US2528969A (en) * | 1945-03-07 | 1950-11-07 | Michael Reese Res Foundation | Lamp |
| US2650322A (en) * | 1945-09-24 | 1953-08-25 | Gen Electric | High-pressure metal vapor electric discharge lamp |
| DE1123841B (de) * | 1959-09-08 | 1962-02-15 | Bodenseewerk Perkin Elmer Co | Strahlungsquelle fuer Infrarot-Spektrophotometer |
| US3157775A (en) * | 1961-05-03 | 1964-11-17 | Pyrometrics Inc | Radiant heater |
-
0
- BE BE463638D patent/BE463638A/xx unknown
-
1939
- 1939-09-13 GB GB25741/39A patent/GB532621A/en not_active Expired
-
1940
- 1940-09-11 US US356390A patent/US2278844A/en not_active Expired - Lifetime
-
1946
- 1946-02-20 FR FR926584D patent/FR926584A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2278844A (en) | 1942-04-07 |
| FR926584A (fr) | 1947-10-06 |
| GB532621A (en) | 1941-01-28 |