DE204973C - - Google Patents
Info
- Publication number
- DE204973C DE204973C DENDAT204973D DE204973DA DE204973C DE 204973 C DE204973 C DE 204973C DE NDAT204973 D DENDAT204973 D DE NDAT204973D DE 204973D A DE204973D A DE 204973DA DE 204973 C DE204973 C DE 204973C
- Authority
- DE
- Germany
- Prior art keywords
- graphite
- supports
- metal
- tungsten filament
- point
- 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.)
- Active
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 229910002804 graphite Inorganic materials 0.000 claims description 5
- 239000010439 graphite Substances 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 2
- 150000004760 silicates Chemical class 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 4
- 229910052751 metal Inorganic materials 0.000 claims 4
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 150000002430 hydrocarbons Chemical class 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/18—Mountings or supports for the incandescent body
- H01K1/20—Mountings or supports for the incandescent body characterised by the material thereof
Landscapes
- Discharge Lamp (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE204973C true DE204973C (zh) |
Family
ID=467253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT204973D Active DE204973C (zh) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE204973C (zh) |
-
0
- DE DENDAT204973D patent/DE204973C/de active Active
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