BE638653A - - Google Patents
Info
- Publication number
- BE638653A BE638653A BE638653DA BE638653A BE 638653 A BE638653 A BE 638653A BE 638653D A BE638653D A BE 638653DA BE 638653 A BE638653 A BE 638653A
- 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
- H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
- H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US23094462A | 1962-10-16 | 1962-10-16 | |
US23927262A | 1962-11-21 | 1962-11-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE638653A true BE638653A (en:Method) | 1964-04-15 |
Family
ID=40943649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE638653D BE638653A (en:Method) | 1962-10-16 | 1963-10-15 |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE638653A (en:Method) |
FR (1) | FR1443865A (en:Method) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1260023B (de) * | 1964-10-20 | 1968-02-01 | Sylvania Electric Prod | Hochdruck-Quecksilberdampflampe |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4988372A (en:Method) * | 1972-12-04 | 1974-08-23 | ||
DE2519377A1 (de) * | 1975-04-30 | 1976-11-11 | Patra Patent Treuhand | Quecksilberdampf-hochdruckentladungslampe |
US4801846A (en) * | 1986-12-19 | 1989-01-31 | Gte Laboratories Incorporated | Rare earth halide light source with enhanced red emission |
-
1963
- 1963-10-14 FR FR950536A patent/FR1443865A/fr not_active Expired
- 1963-10-15 BE BE638653D patent/BE638653A/xx unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1260023B (de) * | 1964-10-20 | 1968-02-01 | Sylvania Electric Prod | Hochdruck-Quecksilberdampflampe |
Also Published As
Publication number | Publication date |
---|---|
FR1443865A (fr) | 1966-07-01 |