FR2130502B2 - - Google Patents
Info
- Publication number
- FR2130502B2 FR2130502B2 FR7209842A FR7209842A FR2130502B2 FR 2130502 B2 FR2130502 B2 FR 2130502B2 FR 7209842 A FR7209842 A FR 7209842A FR 7209842 A FR7209842 A FR 7209842A FR 2130502 B2 FR2130502 B2 FR 2130502B2
- 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
-
- 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
- H01J61/125—Selection of substances for gas fillings; Specified operating pressure or temperature having an halogenide as principal component
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712114805 DE2114805A1 (de) | 1971-03-26 | 1971-03-26 | Hochdruckentladungslampe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2130502A2 FR2130502A2 (cs) | 1972-11-03 |
| FR2130502B2 true FR2130502B2 (cs) | 1977-12-23 |
Family
ID=5802893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7209842A Expired FR2130502B2 (cs) | 1971-03-26 | 1972-03-21 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2114805A1 (cs) |
| FR (1) | FR2130502B2 (cs) |
| GB (1) | GB1342057A (cs) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU196861B (en) * | 1987-01-23 | 1989-01-30 | Tungsram Reszvenytarsasag | Low colour-temperature high-pressure metal-halide lamp with good colour reproduction |
| US5831388A (en) * | 1995-08-23 | 1998-11-03 | Patent-Truehand-Gesellschaftfuer Elektrische Gluelampen Mbh | Rare earth metal halide lamp including niobium |
| US6844679B1 (en) * | 1999-10-18 | 2005-01-18 | Matsushita Electric Industrial Co., Ltd. | Mercury lamp, lamp unit, method for producing mercury lamp and electric lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1153453B (de) * | 1961-06-02 | 1963-08-29 | Patra Patent Treuhand | Hochdruckentladungslampe mit Metallhalogeniddampf und hoher Lichtausbeute |
-
1971
- 1971-03-26 DE DE19712114805 patent/DE2114805A1/de active Pending
-
1972
- 1972-03-21 FR FR7209842A patent/FR2130502B2/fr not_active Expired
- 1972-03-27 GB GB1419472A patent/GB1342057A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2130502A2 (cs) | 1972-11-03 |
| GB1342057A (en) | 1973-12-25 |
| DE2114805A1 (de) | 1972-10-05 |