NL269925A - - Google Patents
Info
- Publication number
- NL269925A NL269925A NL269925DA NL269925A NL 269925 A NL269925 A NL 269925A NL 269925D A NL269925D A NL 269925DA NL 269925 A NL269925 A NL 269925A
- 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
- H01J61/30—Vessels; Containers
- H01J61/34—Double-wall vessels or containers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/35—Vessels; Containers provided with coatings on the walls thereof; Selection of materials for the coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/38—Devices for influencing the colour or wavelength of the light
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL269925 | 1961-10-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL269925A true NL269925A (nl) |
Family
ID=19753325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL269925D NL269925A (nl) | 1961-10-04 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3221198A (nl) |
| AT (1) | AT242238B (nl) |
| BE (1) | BE623133A (nl) |
| CH (1) | CH419344A (nl) |
| DE (1) | DE1166366B (nl) |
| DK (1) | DK103623C (nl) |
| ES (1) | ES281215A1 (nl) |
| FR (1) | FR1335389A (nl) |
| GB (1) | GB987938A (nl) |
| NL (1) | NL269925A (nl) |
| OA (1) | OA00844A (nl) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1260627B (de) * | 1965-11-13 | 1968-02-08 | Philips Nv | Natriumdampfentladungslampe |
| NL164423C (nl) * | 1969-12-13 | 1980-12-15 | Philips Nv | Lagedruknatriumdampontladingslamp. |
| US3662208A (en) * | 1970-01-27 | 1972-05-09 | Tokyo Shibaura Electric Co | Reflector type incandescent lamps |
| US3931536A (en) * | 1974-07-15 | 1976-01-06 | Gte Sylvania Incorporated | Efficiency arc discharge lamp |
| US4080545A (en) * | 1976-12-27 | 1978-03-21 | Xerox Corporation | Sodium vapor lamp with emission aperture |
| US4071798A (en) * | 1977-04-01 | 1978-01-31 | Xerox Corporation | Sodium vapor lamp with emission aperture |
| DE2840771A1 (de) * | 1978-09-19 | 1980-03-27 | Patra Patent Treuhand | Hochdruckentladungslampe mit metallhalogeniden |
| EP0015026B1 (de) * | 1979-02-19 | 1983-05-25 | Heinz Sovilla | Glühfadenlampe |
| NL185481C (nl) * | 1979-11-14 | 1990-04-17 | Philips Nv | Lagedruknatriumdampontladingslamp. |
| US4467238A (en) * | 1981-09-03 | 1984-08-21 | General Electric Company | High-pressure sodium lamp with improved IR reflector |
| US4678960A (en) * | 1985-08-01 | 1987-07-07 | General Electric Company | Metallic halide electric discharge lamps |
| US5276763A (en) * | 1990-07-09 | 1994-01-04 | Heraeus Quarzglas Gmbh | Infrared radiator with protected reflective coating and method for manufacturing same |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT139286B (de) * | 1933-06-27 | 1934-11-10 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Doppelwandige elektrische Leuchtröhre. |
| US2795721A (en) * | 1951-10-19 | 1957-06-11 | Gen Electric | Ultraviolet lamp |
| BE544641A (nl) * | 1955-01-24 | |||
| GB826615A (en) * | 1955-05-31 | 1960-01-13 | Gen Electric Co Ltd | Improvements in or relating to electric discharge lamps |
-
0
- BE BE623133D patent/BE623133A/xx unknown
- NL NL269925D patent/NL269925A/xx unknown
-
1962
- 1962-09-26 US US226337A patent/US3221198A/en not_active Expired - Lifetime
- 1962-09-29 DE DEN22158A patent/DE1166366B/de active Pending
- 1962-10-01 CH CH1152762A patent/CH419344A/de unknown
- 1962-10-01 DK DK424462AA patent/DK103623C/da active
- 1962-10-01 AT AT775562A patent/AT242238B/de active
- 1962-10-01 GB GB37120/62A patent/GB987938A/en not_active Expired
- 1962-10-02 ES ES281215A patent/ES281215A1/es not_active Expired
- 1962-10-03 FR FR911191A patent/FR1335389A/fr not_active Expired
-
1964
- 1964-12-19 OA OA50930A patent/OA00844A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| OA00844A (fr) | 1967-11-15 |
| FR1335389A (fr) | 1963-08-16 |
| CH419344A (de) | 1966-08-31 |
| BE623133A (nl) | |
| GB987938A (en) | 1965-03-31 |
| US3221198A (en) | 1965-11-30 |
| ES281215A1 (es) | 1963-01-01 |
| DK103623C (da) | 1966-01-31 |
| AT242238B (de) | 1965-09-10 |
| DE1166366B (de) | 1964-03-26 |