FR2349213B1 - - Google Patents
Info
- Publication number
- FR2349213B1 FR2349213B1 FR7712207A FR7712207A FR2349213B1 FR 2349213 B1 FR2349213 B1 FR 2349213B1 FR 7712207 A FR7712207 A FR 7712207A FR 7712207 A FR7712207 A FR 7712207A FR 2349213 B1 FR2349213 B1 FR 2349213B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7783—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals one of which being europium
- C09K11/7784—Chalcogenides
- C09K11/7787—Oxides
- C09K11/7789—Oxysulfides
-
- 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
- H01J61/42—Devices for influencing the colour or wavelength of the light by transforming the wavelength of the light by luminescence
- H01J61/44—Devices characterised by the luminescent material
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Luminescent Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7604308A NL7604308A (nl) | 1976-04-23 | 1976-04-23 | Lagedrukkwikdampontladingslamp. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2349213A1 FR2349213A1 (fr) | 1977-11-18 |
FR2349213B1 true FR2349213B1 (fr) | 1982-05-14 |
Family
ID=19826057
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7712207A Granted FR2349213A1 (fr) | 1976-04-23 | 1977-04-22 | Lampe a decharge dans la vapeur de mercure a basse pression |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS52130173A (fr) |
BE (1) | BE853809A (fr) |
CA (1) | CA1081306A (fr) |
DE (1) | DE2716268A1 (fr) |
FR (1) | FR2349213A1 (fr) |
GB (1) | GB1535468A (fr) |
NL (1) | NL7604308A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5468084A (en) * | 1977-11-09 | 1979-05-31 | Matsushita Electronics Corp | Fluorescent lamp |
US4341978A (en) * | 1980-06-12 | 1982-07-27 | Westinghouse Electric Corp. | High-intensity-discharge lamp with improved color rendition of illuminated objects |
JPS58225552A (ja) * | 1982-06-23 | 1983-12-27 | Matsushita Electric Works Ltd | けい光ランプ |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7400223A (nl) * | 1974-01-08 | 1975-07-10 | Philips Nv | Lagedrukkwikdampontladingslamp. |
JPS6024151B2 (ja) * | 1976-03-24 | 1985-06-11 | 株式会社東芝 | けい光灯 |
-
1976
- 1976-04-23 NL NL7604308A patent/NL7604308A/xx not_active Application Discontinuation
-
1977
- 1977-04-13 DE DE19772716268 patent/DE2716268A1/de not_active Withdrawn
- 1977-04-18 CA CA276,400A patent/CA1081306A/fr not_active Expired
- 1977-04-20 JP JP4463677A patent/JPS52130173A/ja active Pending
- 1977-04-20 GB GB1640177A patent/GB1535468A/en not_active Expired
- 1977-04-21 BE BE176891A patent/BE853809A/fr not_active IP Right Cessation
- 1977-04-22 FR FR7712207A patent/FR2349213A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
CA1081306A (fr) | 1980-07-08 |
FR2349213A1 (fr) | 1977-11-18 |
DE2716268A1 (de) | 1977-11-10 |
JPS52130173A (en) | 1977-11-01 |
GB1535468A (en) | 1978-12-13 |
BE853809A (fr) | 1977-10-21 |
NL7604308A (nl) | 1977-10-25 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |