BE698451A - - Google Patents
Info
- Publication number
- BE698451A BE698451A BE698451DA BE698451A BE 698451 A BE698451 A BE 698451A BE 698451D A BE698451D A BE 698451DA BE 698451 A BE698451 A BE 698451A
- Authority
- BE
- Belgium
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
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/067—Main electrodes for low-pressure discharge lamps
- H01J61/0675—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode
- H01J61/0677—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive material
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL6606479A NL6606479A (en) | 1966-05-12 | 1966-05-12 | |
NL6614550A NL6614550A (en) | 1966-10-15 | 1966-10-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE698451A true BE698451A (en) | 1967-11-13 |
Family
ID=26644037
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE698366D BE698366A (en) | 1966-05-12 | 1967-05-11 | |
BE698451D BE698451A (en) | 1966-05-12 | 1967-05-12 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE698366D BE698366A (en) | 1966-05-12 | 1967-05-11 |
Country Status (10)
Country | Link |
---|---|
US (1) | US3505553A (en) |
AT (1) | AT279735B (en) |
BE (2) | BE698366A (en) |
CH (2) | CH464354A (en) |
DE (2) | DE1589247B2 (en) |
ES (2) | ES340338A1 (en) |
FR (2) | FR1522814A (en) |
GB (2) | GB1193864A (en) |
NO (1) | NO118120B (en) |
SE (2) | SE305031B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0010742B1 (en) * | 1978-11-06 | 1983-08-17 | Westinghouse Electric Corporation | H.i.d. lamp electrode comprising barium-calcium niobate or tantalate |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63141252A (en) * | 1986-12-02 | 1988-06-13 | Hitachi Ltd | Low pressure discharge lamp |
US4910431A (en) * | 1987-04-24 | 1990-03-20 | W. C. Heraeus Gmbh | Hydrogen discharge ultraviolet light source or lamp, and method of its manufacture |
DE3713704A1 (en) * | 1987-04-24 | 1988-11-03 | Heraeus Gmbh W C | HYDROGEN DISCHARGE LAMP AND METHOD FOR THE PRODUCTION THEREOF |
DE3715375C1 (en) * | 1987-05-08 | 1988-10-13 | Heraeus Gmbh W C | Hydrogen discharge lamp |
US5391523A (en) * | 1993-10-27 | 1995-02-21 | Marlor; Richard C. | Electric lamp with lead free glass |
US5675214A (en) * | 1994-09-21 | 1997-10-07 | U.S. Philips Corporation | Low-pressure discharge lamp having hollow electrodes |
JP3762434B2 (en) * | 1994-11-08 | 2006-04-05 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Low pressure discharge lamp |
US5686789A (en) * | 1995-03-14 | 1997-11-11 | Osram Sylvania Inc. | Discharge device having cathode with micro hollow array |
JPH103879A (en) * | 1996-06-12 | 1998-01-06 | Tdk Corp | Ceramic cathode fluorescent lamp |
US5856726A (en) * | 1996-03-15 | 1999-01-05 | Osram Sylvania Inc. | Electric lamp with a threaded electrode |
US6713950B2 (en) | 2001-08-22 | 2004-03-30 | General Electric Company | Low volatility slurry for emission mix powder |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL80503C (en) * | 1950-03-31 | |||
US2878411A (en) * | 1955-03-21 | 1959-03-17 | Chromatic Television Lab Inc | Color television display screen |
US2959702A (en) * | 1958-07-02 | 1960-11-08 | Westinghouse Electric Corp | Lamp and mount |
US3027480A (en) * | 1958-12-15 | 1962-03-27 | Raytheon Co | Electron discharge device cathodes |
GB1015840A (en) * | 1964-09-08 | 1966-01-05 | Standard Telephones Cables Ltd | Thermionic valves |
GB1178051A (en) * | 1966-04-20 | 1970-01-14 | Matsushita Electronics Corp | Noiseless Discharge Tube |
GB1178052A (en) * | 1966-04-20 | 1970-01-14 | Matsushita Electronics Corp | A Noiseless Discharge Tube |
-
1967
- 1967-04-27 US US634222A patent/US3505553A/en not_active Expired - Lifetime
- 1967-05-09 DE DE1967N0030478 patent/DE1589247B2/en active Granted
- 1967-05-09 CH CH660267A patent/CH464354A/en unknown
- 1967-05-09 NO NO168066A patent/NO118120B/no unknown
- 1967-05-09 DE DE1967N0030479 patent/DE1589248B2/en active Granted
- 1967-05-09 SE SE6482/67A patent/SE305031B/xx unknown
- 1967-05-09 SE SE6489/67A patent/SE304558B/xx unknown
- 1967-05-09 AT AT432567A patent/AT279735B/en not_active IP Right Cessation
- 1967-05-09 GB GB21427/67A patent/GB1193864A/en not_active Expired
- 1967-05-09 GB GB21428/67A patent/GB1191463A/en not_active Expired
- 1967-05-09 CH CH660367A patent/CH490732A/en not_active IP Right Cessation
- 1967-05-10 ES ES340338A patent/ES340338A1/en not_active Expired
- 1967-05-10 ES ES340339A patent/ES340339A1/en not_active Expired
- 1967-05-11 BE BE698366D patent/BE698366A/xx unknown
- 1967-05-12 BE BE698451D patent/BE698451A/xx unknown
- 1967-05-12 FR FR106222A patent/FR1522814A/en not_active Expired
- 1967-05-12 FR FR106223A patent/FR1522815A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0010742B1 (en) * | 1978-11-06 | 1983-08-17 | Westinghouse Electric Corporation | H.i.d. lamp electrode comprising barium-calcium niobate or tantalate |
Also Published As
Publication number | Publication date |
---|---|
FR1522814A (en) | 1968-04-26 |
US3505553A (en) | 1970-04-07 |
DE1589248B2 (en) | 1976-04-15 |
CH490732A (en) | 1970-05-15 |
DE1589247B2 (en) | 1976-04-15 |
BE698366A (en) | 1967-11-13 |
GB1191463A (en) | 1970-05-13 |
ES340338A1 (en) | 1968-06-01 |
DE1589248A1 (en) | 1970-04-30 |
NO118120B (en) | 1969-11-10 |
GB1193864A (en) | 1970-06-03 |
ES340339A1 (en) | 1968-06-01 |
SE305031B (en) | 1968-10-14 |
FR1522815A (en) | 1968-04-26 |
DE1589247A1 (en) | 1970-04-09 |
AT279735B (en) | 1970-03-10 |
CH464354A (en) | 1968-10-31 |
SE304558B (en) | 1968-09-30 |