FR769133A - Gas or vapor discharge tubes with one or more electrodes brought to high temperature during operation - Google Patents
Gas or vapor discharge tubes with one or more electrodes brought to high temperature during operationInfo
- Publication number
- FR769133A FR769133A FR769133DA FR769133A FR 769133 A FR769133 A FR 769133A FR 769133D A FR769133D A FR 769133DA FR 769133 A FR769133 A FR 769133A
- Authority
- FR
- France
- Prior art keywords
- gas
- high temperature
- during operation
- temperature during
- discharge tubes
- Prior art date
- 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
- H01J61/04—Electrodes; Screens; Shields
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE432442X | 1933-02-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR769133A true FR769133A (en) | 1934-08-20 |
Family
ID=6493325
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR769133D Expired FR769133A (en) | 1933-02-17 | 1934-02-16 | Gas or vapor discharge tubes with one or more electrodes brought to high temperature during operation |
Country Status (3)
Country | Link |
---|---|
US (1) | US2008066A (en) |
FR (1) | FR769133A (en) |
GB (1) | GB432442A (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE451865A (en) * | 1942-08-13 | |||
US2542348A (en) * | 1949-09-16 | 1951-02-20 | Gen Electric | Electrode structure |
US2499506A (en) * | 1944-09-11 | 1950-03-07 | Gen Electric | Electric discharge device and electrode therefor |
US2518248A (en) * | 1945-03-20 | 1950-08-08 | Lumalampan Ab | Electric discharge tube |
US2473413A (en) * | 1945-05-17 | 1949-06-14 | Cortese Ralph | Electrode |
US2441260A (en) * | 1945-05-17 | 1948-05-11 | Cortese Ralph | Electrode |
US2468221A (en) * | 1945-05-22 | 1949-04-26 | Maurice F Miller | Electrode |
US2433218A (en) * | 1945-06-12 | 1947-12-23 | Herzog Carl | Cold cathode fluorescent lamp |
US2460739A (en) * | 1946-04-17 | 1949-02-01 | Gen Electric | Electrode construction |
US2509649A (en) * | 1947-06-17 | 1950-05-30 | New England Spectrochemical La | Spectrographic treatment of organic materials |
US2549355A (en) * | 1948-02-28 | 1951-04-17 | Gen Electric | Fluorescent lamp |
US2512835A (en) * | 1948-04-01 | 1950-06-27 | George M Schroeder | Luminous tube apparatus |
CH631575A5 (en) * | 1978-04-28 | 1982-08-13 | Bbc Brown Boveri & Cie | METHOD FOR INCREASING THE LIFE OF A GAS DISCHARGE VESSEL. |
US4383197A (en) * | 1978-11-02 | 1983-05-10 | Gte Products Corporation | Metal halide arc discharge lamp having shielded electrode |
SE435332B (en) * | 1979-11-07 | 1984-09-17 | Lumalampan Ab | CATHOD UNIT OF LIGHT |
GB2248718A (en) * | 1990-07-20 | 1992-04-15 | Samsung Electronic Devices | Metal halide lamp. |
US6741023B2 (en) * | 2001-07-10 | 2004-05-25 | Light Sources, Inc. | Fluorescent tanning lamp with improved service life |
-
1934
- 1934-02-16 FR FR769133D patent/FR769133A/en not_active Expired
- 1934-02-16 US US711584A patent/US2008066A/en not_active Expired - Lifetime
- 1934-02-17 GB GB5331/34A patent/GB432442A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB432442A (en) | 1935-07-26 |
US2008066A (en) | 1935-07-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR769133A (en) | Gas or vapor discharge tubes with one or more electrodes brought to high temperature during operation | |
FR718982A (en) | Indirectly heated incandescent cathode for discharge tubes | |
FR749423A (en) | Gas burner | |
FR749529A (en) | Ring gas burner | |
DK48297C (en) | Indirectly heated Glow Cathode for Discharge Tube. | |
FR783565A (en) | Gas burner | |
FR775866A (en) | Gas burner | |
DK47725C (en) | Indirectly heated Glow Cathode for Discharge Tube. | |
FR791649A (en) | heating gas saver | |
DK49779C (en) | Indirectly Heated Cathode for Discharge Pipe. | |
FR718795A (en) | Glow, cold electrode and gas discharge tube | |
CH167643A (en) | High pressure metal vapor arc lamp with fixed electrodes. | |
FR43019E (en) | Improvements to gas burners | |
DK50809C (en) | Procedure for regularly and continuously installing luminescent fabric parts in electric discharge tubes. | |
FR755002A (en) | Gas burner | |
DK51109C (en) | Indirectly Heated Cathode for Electric Discharge Pipes. | |
DK51100C (en) | Indirectly Heated Cathode for Electric Discharge Pipes. | |
FR757423A (en) | Hot gas dryers | |
FR706799A (en) | Electric arc discharge tube, gas or vapor atmosphere | |
FR853268A (en) | High pressure metal vapor lamp, with solid heating electrode not activated | |
FR806893A (en) | Gas heater | |
FR771896A (en) | Gas atomosphere electric discharge tube | |
DK56140C (en) | Glow electrode for electric discharge tubes, in particular high pressure discharge tubes. | |
FR707198A (en) | Gas or vapor discharge tube with activated electrodes | |
FR806872A (en) | Advanced gas burner |