IT7920336A0 - Lampada a scarica, a vapori disodio, ad alta pressione. - Google Patents
Lampada a scarica, a vapori disodio, ad alta pressione.Info
- Publication number
- IT7920336A0 IT7920336A0 IT7920336A IT2033679A IT7920336A0 IT 7920336 A0 IT7920336 A0 IT 7920336A0 IT 7920336 A IT7920336 A IT 7920336A IT 2033679 A IT2033679 A IT 2033679A IT 7920336 A0 IT7920336 A0 IT 7920336A0
- Authority
- IT
- Italy
- Prior art keywords
- disodium
- vapor
- high pressure
- discharge lamp
- pressure discharge
- Prior art date
Links
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical compound [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 title 1
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
- H01J61/22—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent vapour of an alkali metal
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE7801972,A NL179855C (nl) | 1978-02-22 | 1978-02-22 | Hogedruknatriumdampontladingslamp. |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7920336A0 true IT7920336A0 (it) | 1979-02-19 |
IT1111542B IT1111542B (it) | 1986-01-13 |
Family
ID=19830378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20336/79A IT1111542B (it) | 1978-02-22 | 1979-02-19 | Lampada a scarica,a vapori di sodio,ad alta pressione |
Country Status (15)
Country | Link |
---|---|
US (1) | US4253037A (it) |
JP (1) | JPS54124574A (it) |
AT (1) | AT379709B (it) |
AU (1) | AU522231B2 (it) |
BE (1) | BE874313A (it) |
BR (1) | BR7901043A (it) |
CA (1) | CA1118832A (it) |
DE (1) | DE2906383C2 (it) |
ES (1) | ES477871A1 (it) |
FR (1) | FR2418546A1 (it) |
GB (1) | GB2015243B (it) |
HU (1) | HU181472B (it) |
IN (1) | IN150128B (it) |
IT (1) | IT1111542B (it) |
NL (1) | NL179855C (it) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7902573A (nl) * | 1979-04-03 | 1980-10-07 | Philips Nv | Menglichtlamp. |
NL7903285A (nl) * | 1979-04-26 | 1980-10-28 | Philips Nv | Ontladingslamp. |
NL8000326A (nl) * | 1979-05-28 | 1980-12-02 | Philips Nv | Hogedruknatriumdampontladingslamp. |
US4386050A (en) * | 1979-08-29 | 1983-05-31 | Scott Anderson | Process, apparatus and manufacture relating to high-purity, sodium amalgam particles useful in lamp manufacture |
US4418300A (en) * | 1980-01-17 | 1983-11-29 | Mitsubishi Denki Kabushiki Kaisha | Metal vapor discharge lamp with heat insulator and starting aid |
US4449948A (en) * | 1980-08-12 | 1984-05-22 | Apl Anderson, Inc. | Method of introducing sodium amalgam into lamps and lamp containing sodium amalgam particles |
JPS5750763A (en) * | 1980-09-11 | 1982-03-25 | Matsushita Electronics Corp | High pressure sodium lamp |
JPS5755054A (en) * | 1980-09-19 | 1982-04-01 | Matsushita Electronics Corp | High pressure sodium lamp |
JPS5755055A (en) * | 1980-09-19 | 1982-04-01 | Matsushita Electronics Corp | High pressure sodium lamp |
JPS5755053A (en) * | 1980-09-19 | 1982-04-01 | Matsushita Electronics Corp | High pressure sodium lamp |
JPS57152661A (en) * | 1981-03-16 | 1982-09-21 | Toshiba Corp | High pressure sodium lamp |
JPS5838448A (ja) * | 1981-08-31 | 1983-03-05 | Matsushita Electronics Corp | 高圧ナトリウムランプ装置 |
JPS5838451A (ja) * | 1981-08-31 | 1983-03-05 | Matsushita Electronics Corp | 高圧ナトリウムランプ |
HU186083B (en) * | 1982-06-24 | 1985-05-28 | Tungsram Reszvenytarsasag | System of automobile headlights |
JPH0773001B2 (ja) * | 1985-10-18 | 1995-08-02 | 東芝ライテック株式会社 | 投光光源装置 |
US5045748A (en) * | 1985-11-15 | 1991-09-03 | General Electric Company | Tungsten-halogen incandescent and metal vapor discharge lamps and processes of making such |
US4758759A (en) * | 1986-11-06 | 1988-07-19 | Gte Products Corporation | Lamp with light-source capsule support members having equal thermal conductivity |
US4906887A (en) * | 1988-12-19 | 1990-03-06 | Gte Products Corporation | High pressure metal vapor lamp with outer protective envelope and getters therein |
US4992700A (en) * | 1989-03-10 | 1991-02-12 | General Electric Company | Reprographic metal halide lamps having high blue emission |
EP1068634A1 (en) * | 1999-01-28 | 2001-01-17 | Koninklijke Philips Electronics N.V. | Metal halide lamp |
US20070228993A1 (en) * | 2004-04-09 | 2007-10-04 | Koninklijke Philips Electronics, N.V. | High-Pressure Sodium Lamp |
ATE528961T1 (de) * | 2005-04-14 | 2011-10-15 | Koninkl Philips Electronics Nv | Farbsteuerung weisser leds |
ES2289957B1 (es) * | 2007-02-07 | 2008-12-01 | Universidad Complutense De Madrid | Fuente de iluminacion con emision reducida de longitudes de onda corta para la proteccion de ojos. |
CA3105607A1 (en) | 2018-10-11 | 2020-04-16 | Fujikura Ltd. | Optical fiber cable |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2830210A (en) * | 1954-09-16 | 1958-04-08 | Gen Electric | Arc tube support |
US2901648A (en) * | 1957-04-19 | 1959-08-25 | Gen Electric | Reflector mercury lamp |
US3248590A (en) * | 1963-03-01 | 1966-04-26 | Gen Electric | High pressure sodium vapor lamp |
US3384798A (en) * | 1966-04-26 | 1968-05-21 | Gen Electric | High pressure saturation vapor sodium lamp containing mercury |
GB1280735A (en) * | 1969-08-29 | 1972-07-05 | Matsushita Electronics Corp | High pressure metal-vapour discharge tube |
US3898504A (en) * | 1970-12-09 | 1975-08-05 | Matsushita Electronics Corp | High pressure metal vapor discharge lamp |
JPS5034871B1 (it) * | 1970-12-09 | 1975-11-12 | ||
JPS4984085A (it) * | 1972-12-21 | 1974-08-13 | ||
US3906272A (en) * | 1974-04-01 | 1975-09-16 | Gen Electric | Low wattage high pressure sodium vapor lamps |
US3931536A (en) * | 1974-07-15 | 1976-01-06 | Gte Sylvania Incorporated | Efficiency arc discharge lamp |
JPS5186282A (ja) * | 1975-01-24 | 1976-07-28 | Tokyo Shibaura Electric Co | Metaruharaidoranpu |
US3974410A (en) * | 1975-04-04 | 1976-08-10 | General Electric Company | Alumina ceramic lamp having enhanced heat conduction to the amalgam pool |
US4109175A (en) * | 1976-03-19 | 1978-08-22 | Matsushita Electronics Corporation | High pressure sodium vapor discharge lamp |
US4052636A (en) * | 1976-08-02 | 1977-10-04 | General Electric Company | High pressure sodium vapor lamp stabilized for pulse operation |
NL181157C (nl) * | 1977-04-15 | 1987-06-16 | Philips Nv | Hogedruknatriumdampontladingslamp. |
-
1978
- 1978-02-22 NL NLAANVRAGE7801972,A patent/NL179855C/xx not_active IP Right Cessation
-
1979
- 1979-01-25 US US06/006,392 patent/US4253037A/en not_active Expired - Lifetime
- 1979-01-31 IN IN98/CAL/79A patent/IN150128B/en unknown
- 1979-02-15 CA CA000321703A patent/CA1118832A/en not_active Expired
- 1979-02-16 AU AU44335/79A patent/AU522231B2/en not_active Ceased
- 1979-02-19 BR BR7901043A patent/BR7901043A/pt unknown
- 1979-02-19 AT AT0126779A patent/AT379709B/de not_active IP Right Cessation
- 1979-02-19 GB GB7905714A patent/GB2015243B/en not_active Expired
- 1979-02-19 IT IT20336/79A patent/IT1111542B/it active
- 1979-02-19 HU HU79PI665A patent/HU181472B/hu not_active IP Right Cessation
- 1979-02-20 BE BE0/193582A patent/BE874313A/xx not_active IP Right Cessation
- 1979-02-20 DE DE2906383A patent/DE2906383C2/de not_active Expired
- 1979-02-20 ES ES477871A patent/ES477871A1/es not_active Expired
- 1979-02-21 FR FR7904402A patent/FR2418546A1/fr active Granted
- 1979-02-21 JP JP1854179A patent/JPS54124574A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2906383C2 (de) | 1983-09-01 |
BR7901043A (pt) | 1979-10-02 |
AU4433579A (en) | 1979-08-30 |
FR2418546A1 (fr) | 1979-09-21 |
GB2015243A (en) | 1979-09-05 |
IN150128B (it) | 1982-07-31 |
AT379709B (de) | 1986-02-25 |
NL179855C (nl) | 1986-11-17 |
US4253037A (en) | 1981-02-24 |
GB2015243B (en) | 1982-06-09 |
IT1111542B (it) | 1986-01-13 |
JPS54124574A (en) | 1979-09-27 |
NL179855B (nl) | 1986-06-16 |
ES477871A1 (es) | 1979-12-16 |
ATA126779A (de) | 1985-06-15 |
HU181472B (en) | 1983-07-28 |
FR2418546B1 (it) | 1984-01-20 |
BE874313A (fr) | 1979-08-20 |
NL7801972A (nl) | 1979-08-24 |
JPH0133900B2 (it) | 1989-07-17 |
AU522231B2 (en) | 1982-05-20 |
CA1118832A (en) | 1982-02-23 |
DE2906383A1 (de) | 1979-08-23 |
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