BE510797A - - Google Patents
Info
- Publication number
- BE510797A BE510797A BE510797DA BE510797A BE 510797 A BE510797 A BE 510797A BE 510797D A BE510797D A BE 510797DA BE 510797 A BE510797 A BE 510797A
- Authority
- BE
- Belgium
- Prior art keywords
- filament
- lamp
- atmosphere
- volatile hydrocarbon
- hydrogen
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
Landscapes
- Discharge Lamps And Accessories Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE510797A true BE510797A (cs) |
Family
ID=149780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE510797D BE510797A (cs) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE510797A (cs) |
-
0
- BE BE510797D patent/BE510797A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2550384A1 (fr) | Lampe a incandescence a efficacite amelioree | |
| FR2550381A1 (fr) | Lampe a incandescence a efficacite amelioree | |
| FR2613129A1 (fr) | Lampe a decharge dans un gaz | |
| BE510797A (cs) | ||
| FR2471671A1 (fr) | Dispositif photovoltaique au silicium amorphe produisant une tension elevee en circuit ouvert | |
| BE883489A (fr) | Lampe a decharge dans la vapeur de sodium a haute pression | |
| BE406740A (cs) | ||
| BE537175A (cs) | ||
| JP2007317608A (ja) | 高圧放電ランプ | |
| BE345555A (cs) | ||
| BE405924A (cs) | ||
| FR2476636A1 (fr) | Tube en alumine translucide localement noir et son procede de fabrication | |
| BE377181A (cs) | ||
| BE428092A (cs) | ||
| BE416710A (cs) | ||
| BE488232A (cs) | ||
| BE344189A (cs) | ||
| BE408132A (cs) | ||
| BE390757A (cs) | ||
| BE536108A (cs) | ||
| BE391656A (cs) | ||
| BE422047A (cs) | ||
| BE428406A (cs) | ||
| BE354636A (cs) | ||
| BE374092A (cs) |