NL6411552A - - Google Patents
Info
- Publication number
- NL6411552A NL6411552A NL6411552A NL6411552A NL6411552A NL 6411552 A NL6411552 A NL 6411552A NL 6411552 A NL6411552 A NL 6411552A NL 6411552 A NL6411552 A NL 6411552A NL 6411552 A NL6411552 A NL 6411552A
- 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
- H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
- H01J61/26—Means for absorbing or adsorbing gas, e.g. by gettering; Means for preventing blackening of the envelope
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6411552A NL6411552A (en:Method) | 1964-10-03 | 1964-10-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6411552A NL6411552A (en:Method) | 1964-10-03 | 1964-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6411552A true NL6411552A (en:Method) | 1965-11-25 |
Family
ID=19791158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6411552A NL6411552A (en:Method) | 1964-10-03 | 1964-10-03 |
Country Status (1)
| Country | Link |
|---|---|
| NL (1) | NL6411552A (en:Method) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4808877A (en) * | 1985-02-15 | 1989-02-28 | U.S. Philips Corporation | Low-pressure sodium discharge lamp having a collar-like heat shield |
| EP0360927A1 (en) * | 1988-09-30 | 1990-04-04 | Gte Sylvania N.V. | Improved high vacuum lamp and getter means used to this end |
-
1964
- 1964-10-03 NL NL6411552A patent/NL6411552A/xx unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4808877A (en) * | 1985-02-15 | 1989-02-28 | U.S. Philips Corporation | Low-pressure sodium discharge lamp having a collar-like heat shield |
| EP0360927A1 (en) * | 1988-09-30 | 1990-04-04 | Gte Sylvania N.V. | Improved high vacuum lamp and getter means used to this end |
| US5023512A (en) * | 1988-09-30 | 1991-06-11 | Gte Sylvania N.V. | Getter means and lamp including same |