HU178880B - Sodium discharge lamp with aluminium oxide discharge tube and process for the production thereof - Google Patents
Sodium discharge lamp with aluminium oxide discharge tube and process for the production thereofInfo
- Publication number
- HU178880B HU178880B HU154580A HU154580A HU178880B HU 178880 B HU178880 B HU 178880B HU 154580 A HU154580 A HU 154580A HU 154580 A HU154580 A HU 154580A HU 178880 B HU178880 B HU 178880B
- Authority
- HU
- Hungary
- Prior art keywords
- production
- aluminium oxide
- sodium
- discharge lamp
- discharge tube
- 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
- H01J61/36—Seals between parts of vessels; Seals for leading-in conductors; Leading-in conductors
- H01J61/366—Seals for leading-in conductors
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU154580A HU178880B (en) | 1980-06-20 | 1980-06-20 | Sodium discharge lamp with aluminium oxide discharge tube and process for the production thereof |
DE19813111278 DE3111278A1 (en) | 1980-06-20 | 1981-03-19 | High-pressure sodium lamp having an aluminium-oxide discharge tube, and a method for its production |
NL8102160A NL8102160A (en) | 1980-06-20 | 1981-05-01 | HIGH-PRESSURE SODIUM LAMP FITTED WITH A DISCHARGE TUBE OF ALUMINUM OXIDE AND METHOD FOR MANUFACTURING SUCH A TUBE. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU154580A HU178880B (en) | 1980-06-20 | 1980-06-20 | Sodium discharge lamp with aluminium oxide discharge tube and process for the production thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
HU178880B true HU178880B (en) | 1982-07-28 |
Family
ID=10954947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HU154580A HU178880B (en) | 1980-06-20 | 1980-06-20 | Sodium discharge lamp with aluminium oxide discharge tube and process for the production thereof |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3111278A1 (en) |
HU (1) | HU178880B (en) |
NL (1) | NL8102160A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4037721C2 (en) * | 1990-11-27 | 2003-02-13 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Process for producing a high pressure sodium lamp and device suitable therefor |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3243635A (en) * | 1962-12-27 | 1966-03-29 | Gen Electric | Ceramic lamp construction |
GB1065023A (en) * | 1963-05-08 | 1967-04-12 | Gen Electric Co Ltd | Improvements in or relating to the closure of envelopes of high alumina content material |
US3363133A (en) * | 1966-02-28 | 1968-01-09 | Sylvania Electric Prod | Electric discharge device having polycrystalline alumina end caps |
NL154865B (en) * | 1967-03-31 | 1977-10-17 | Philips Nv | ELECTRIC GAS DISCHARGE LAMP WITH A COVER OF TIGHTLY INSERTED ALUMINUM OXIDE AND METHOD FOR MANUFACTURING SUCH GAS DISCHARGE LAMP. |
US3992642A (en) * | 1975-12-15 | 1976-11-16 | Mcvey Charles I | Ceramic envelope plug and lead wire and seal |
US4065691A (en) * | 1976-12-06 | 1977-12-27 | General Electric Company | Ceramic lamp having electrodes supported by crimped tubular inlead |
NL181764C (en) * | 1977-04-15 | 1987-10-16 | Philips Nv | HIGH PRESSURE METAL VAPOR DISCHARGE LAMP. |
-
1980
- 1980-06-20 HU HU154580A patent/HU178880B/en unknown
-
1981
- 1981-03-19 DE DE19813111278 patent/DE3111278A1/en active Granted
- 1981-05-01 NL NL8102160A patent/NL8102160A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE3111278C2 (en) | 1988-06-16 |
DE3111278A1 (en) | 1982-03-04 |
NL8102160A (en) | 1982-01-18 |
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