NL78992C - - Google Patents
Info
- Publication number
- NL78992C NL78992C NL78992DA NL78992C NL 78992 C NL78992 C NL 78992C NL 78992D A NL78992D A NL 78992DA NL 78992 C NL78992 C NL 78992C
- Authority
- NL
- Netherlands
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
- H01J61/20—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent mercury vapour
-
- 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 |
|---|---|---|---|
| US102016A US2714684A (en) | 1949-06-29 | 1949-06-29 | Low pressure fluoresecent and discharge lamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL78992C true NL78992C (en:Method) |
Family
ID=22287666
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL757506388A NL153292B (nl) | 1949-06-29 | Was-, spoel- of opvangbak. | |
| NL78992D NL78992C (en:Method) | 1949-06-29 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL757506388A NL153292B (nl) | 1949-06-29 | Was-, spoel- of opvangbak. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2714684A (en:Method) |
| BE (1) | BE496584A (en:Method) |
| DE (1) | DE905414C (en:Method) |
| ES (1) | ES193066A1 (en:Method) |
| FR (1) | FR1020704A (en:Method) |
| GB (1) | GB673485A (en:Method) |
| NL (2) | NL78992C (en:Method) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2120777A1 (de) * | 1971-04-28 | 1972-11-02 | Multiblitz Dr.-Ing. D.A. Mannesmann Gmbh & Co Kg, 5050 Porz | Blitzleuchtenanordnung |
| US4032814A (en) * | 1974-08-19 | 1977-06-28 | Duro-Test Corporation | Fluorescent lamp with reduced wattage consumption |
| US4032813A (en) * | 1974-08-19 | 1977-06-28 | Duro-Test Corporation | Fluorescent lamp with reduced wattage consumption having electrode shield with getter material |
| DE2722694C2 (de) * | 1977-05-18 | 1985-01-10 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Quecksilberdampf-Niederdruckentladungslampe |
| US4308650A (en) * | 1979-12-28 | 1982-01-05 | Gte Products Corporation | Method of making a mercury dispenser, getter and shield assembly for a fluorescent lamp |
| NL185639C (nl) * | 1980-10-29 | 1990-06-01 | Philips Nv | Lagedrukkwikdampontladingslamp. |
| US4879469A (en) * | 1988-05-13 | 1989-11-07 | University Of North Carolina | Mixed media for kinestatic charge detectors |
| GB2226444B (en) * | 1988-12-22 | 1993-05-12 | Matsushita Electric Works Ltd | Electrodeless discharge lamp |
| US6583566B1 (en) | 2000-10-27 | 2003-06-24 | General Electric Company | Low wattage fluorescent lamp having improved phosphor layer |
| WO2003032364A1 (en) * | 2001-10-04 | 2003-04-17 | Koninklijke Philips Electronics N.V. | Low-pressure mercury discharge lamp |
| US8421333B2 (en) | 2011-03-07 | 2013-04-16 | Osram Sylvania Inc. | Energy saving gas discharge lamp including a xenon-based gaseous mixture |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL233305A (en:Method) * | 1924-04-01 | |||
| US2182732A (en) * | 1926-12-10 | 1939-12-05 | Gen Electric | Metal vapor lamp |
| US2228327A (en) * | 1929-05-04 | 1941-01-14 | Hans J Spanner | Discharge device |
| US1977688A (en) * | 1930-03-10 | 1934-10-23 | Gen Scientific Corp | Permanent color gaseous conduction tube |
| US1929369A (en) * | 1931-09-30 | 1933-10-03 | Gen Electric | Electrical discharge device |
| US2177710A (en) * | 1938-04-22 | 1939-10-31 | Gen Electric | Fluorescent sign lamp |
| US2355258A (en) * | 1941-05-13 | 1944-08-08 | Sylvania Electric Prod | Ultraviolet fluorescent lamp |
| US2363531A (en) * | 1941-11-27 | 1944-11-28 | Gen Electric | Electric discharge device and electrode therefor |
| US2425697A (en) * | 1944-03-02 | 1947-08-12 | Gen Luminescent Corp | Low-temperature luminescent lamp |
| US2473642A (en) * | 1948-01-09 | 1949-06-21 | Gen Electric | Low-pressure electric discharge device |
-
0
- NL NL757506388A patent/NL153292B/xx unknown
- BE BE496584D patent/BE496584A/xx unknown
- NL NL78992D patent/NL78992C/xx active
-
1949
- 1949-06-29 US US102016A patent/US2714684A/en not_active Expired - Lifetime
-
1950
- 1950-04-18 GB GB24089/51A patent/GB673485A/en not_active Expired
- 1950-05-20 ES ES0193066A patent/ES193066A1/es not_active Expired
- 1950-05-24 DE DEW2183A patent/DE905414C/de not_active Expired
- 1950-06-22 FR FR1020704D patent/FR1020704A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES193066A1 (es) | 1951-07-01 |
| US2714684A (en) | 1955-08-02 |
| DE905414C (de) | 1954-03-01 |
| GB673485A (en) | 1952-06-04 |
| FR1020704A (fr) | 1953-02-10 |
| BE496584A (en:Method) | |
| NL153292B (nl) |