BE656992A - - Google Patents
Info
- Publication number
- BE656992A BE656992A BE656992DA BE656992A BE 656992 A BE656992 A BE 656992A BE 656992D A BE656992D A BE 656992DA BE 656992 A BE656992 A BE 656992A
- 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
- H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
- H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP33294A DE1196292B (de) | 1963-12-30 | 1963-12-30 | Quecksilberniederdruckentladungslampe mit erhoehter elektrischer und/oder thermischer Belastbarkeit, insbesondere Leuchtstofflampe |
Publications (1)
Publication Number | Publication Date |
---|---|
BE656992A true BE656992A (en)) | 1965-04-01 |
Family
ID=7373157
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE656992D BE656992A (en)) | 1963-12-30 | 1964-12-11 |
Country Status (2)
Country | Link |
---|---|
US (1) | US3351797A (en)) |
BE (1) | BE656992A (en)) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5216322A (en) * | 1990-06-12 | 1993-06-01 | Vector Related Physics (Consultants) Ltd. | Method of producing a gas discharge light source |
US5898272A (en) * | 1997-08-21 | 1999-04-27 | Everbrite, Inc. | Cathode for gas discharge lamp |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2322421A (en) * | 1938-12-22 | 1943-06-22 | Sylvania Electric Prod | Electric discharge lamp |
US2273439A (en) * | 1940-08-06 | 1942-02-17 | Westinghouse Electric & Mfg Co | Sealing electrodes into quartz bulbs |
US2637830A (en) * | 1949-02-28 | 1953-05-05 | Sylvania Electric Prod | Treatment of electric lamp envelopes |
US2888740A (en) * | 1952-07-15 | 1959-06-02 | Eaton Mfg Co | Composite ductile wire |
US2972785A (en) * | 1956-01-13 | 1961-02-28 | Enrique G Touceda | Mechanical elements formed from alumina-filled polyester resins |
NL252546A (en)) * | 1959-06-12 | |||
US3048737A (en) * | 1960-02-23 | 1962-08-07 | Westinghouse Electric Corp | Gaseous discharge device and method |
DE1140286B (de) * | 1961-04-07 | 1962-11-29 | Patra Patent Treuhand | Quecksilberniederdruckentladungslampe mit erhoehter elektrischer und/oder thermischer Belastbarkeit, insbesondere Leuchtstofflampe |
-
1964
- 1964-12-11 BE BE656992D patent/BE656992A/xx unknown
- 1964-12-23 US US420759A patent/US3351797A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US3351797A (en) | 1967-11-07 |