NL140360B - HIGH PRESSURE GAS DISCHARGE LAMP. - Google Patents
HIGH PRESSURE GAS DISCHARGE LAMP.Info
- Publication number
- NL140360B NL140360B NL666610396A NL6610396A NL140360B NL 140360 B NL140360 B NL 140360B NL 666610396 A NL666610396 A NL 666610396A NL 6610396 A NL6610396 A NL 6610396A NL 140360 B NL140360 B NL 140360B
- Authority
- NL
- Netherlands
- Prior art keywords
- high pressure
- discharge lamp
- gas discharge
- pressure gas
- lamp
- Prior art date
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 (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4533265 | 1965-07-28 | ||
JP8049765 | 1965-12-28 | ||
JP8049665 | 1965-12-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
NL6610396A NL6610396A (en) | 1967-01-30 |
NL140360B true NL140360B (en) | 1973-11-15 |
Family
ID=27292192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL666610396A NL140360B (en) | 1965-07-28 | 1966-07-22 | HIGH PRESSURE GAS DISCHARGE LAMP. |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE1539583A1 (en) |
FR (1) | FR1487804A (en) |
GB (1) | GB1142511A (en) |
NL (1) | NL140360B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2456757C2 (en) * | 1974-11-30 | 1983-06-01 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Metal halide high pressure gas discharge lamp |
EP0382516A3 (en) * | 1989-02-07 | 1991-05-02 | Toshiba Lighting & Technology Corporation | Metal halide lamp maintaining a high lumen maintenance factor over an extended operation period |
-
1966
- 1966-07-22 NL NL666610396A patent/NL140360B/en not_active IP Right Cessation
- 1966-07-26 FR FR70934A patent/FR1487804A/en not_active Expired
- 1966-07-26 DE DE19661539583 patent/DE1539583A1/en not_active Ceased
- 1966-07-28 GB GB34030/66A patent/GB1142511A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1142511A (en) | 1969-02-12 |
DE1539583A1 (en) | 1970-01-02 |
NL6610396A (en) | 1967-01-30 |
FR1487804A (en) | 1967-07-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: TOKYO SHIBAURA |
|
V4 | Lapsed because of reaching the maximum lifetime of a patent |