GB190917960A - Improvements in or relating to Metal Filament Electric Lamps. - Google Patents
Improvements in or relating to Metal Filament Electric Lamps.Info
- Publication number
- GB190917960A GB190917960A GB190917960DA GB190917960A GB 190917960 A GB190917960 A GB 190917960A GB 190917960D A GB190917960D A GB 190917960DA GB 190917960 A GB190917960 A GB 190917960A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- metal filament
- electric lamps
- filament electric
- guilleaume
- 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
- 239000002184 metal Substances 0.000 title 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- -1 phosphorus nitride Chemical class 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 238000007689 inspection Methods 0.000 abstract 1
- 229910052744 lithium Inorganic materials 0.000 abstract 1
- 239000011777 magnesium Substances 0.000 abstract 1
- 229910052749 magnesium Inorganic materials 0.000 abstract 1
- 150000004767 nitrides Chemical class 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 229910017464 nitrogen compound Inorganic materials 0.000 abstract 1
- 150000002830 nitrogen compounds Chemical class 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 239000011574 phosphorus Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
- H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
-
- 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 Lamp (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE190917960X | 1909-01-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB190917960A true GB190917960A (en) | 1910-04-28 |
Family
ID=32405341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB190917960D Expired GB190917960A (en) | 1909-01-02 | 1909-08-03 | Improvements in or relating to Metal Filament Electric Lamps. |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE235133C (https=) |
| FR (1) | FR405810A (https=) |
| GB (1) | GB190917960A (https=) |
-
0
- DE DENDAT235133D patent/DE235133C/de active Active
-
1909
- 1909-08-03 GB GB190917960D patent/GB190917960A/en not_active Expired
- 1909-08-07 FR FR405810A patent/FR405810A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE235133C (https=) | |
| FR405810A (fr) | 1910-01-14 |
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