FR389229A - Metal vapor lamps - Google Patents
Metal vapor lampsInfo
- Publication number
- FR389229A FR389229A FR389229DA FR389229A FR 389229 A FR389229 A FR 389229A FR 389229D A FR389229D A FR 389229DA FR 389229 A FR389229 A FR 389229A
- Authority
- FR
- France
- Prior art keywords
- metal vapor
- vapor lamps
- lamps
- metal
- vapor
- 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
- H01J13/00—Discharge tubes with liquid-pool cathodes, e.g. metal-vapour rectifying tubes
- H01J13/02—Details
- H01J13/04—Main electrodes; Auxiliary anodes
- H01J13/06—Cathodes
- H01J13/08—Cathodes characterised by the material
-
- 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
- H01J61/20—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent mercury vapour
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0072—Disassembly or repair of discharge tubes
- H01J2893/0073—Discharge tubes with liquid poolcathodes; constructional details
- H01J2893/0074—Cathodic cups; Screens; Reflectors; Filters; Windows; Protection against mercury deposition; Returning condensed electrode material to the cathodic cup; Liquid electrode level control
- H01J2893/0075—Cathodic cups
- H01J2893/0076—Liquid electrode materials
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR389229T | 1908-04-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR389229A true FR389229A (en) | 1908-09-03 |
Family
ID=1434851
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR389229D Expired FR389229A (en) | 1908-04-15 | 1908-04-15 | Metal vapor lamps |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR389229A (en) |
-
1908
- 1908-04-15 FR FR389229D patent/FR389229A/en not_active Expired
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