DE211572C - - Google Patents
Info
- Publication number
- DE211572C DE211572C DENDAT211572D DE211572DA DE211572C DE 211572 C DE211572 C DE 211572C DE NDAT211572 D DENDAT211572 D DE NDAT211572D DE 211572D A DE211572D A DE 211572DA DE 211572 C DE211572 C DE 211572C
- Authority
- DE
- Germany
- Prior art keywords
- filaments
- distorting
- annealing
- quartz
- threads
- 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
- 238000000137 annealing Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 239000010453 quartz Substances 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/02—Manufacture of incandescent bodies
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE211572C true DE211572C (cs) |
Family
ID=473369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT211572D Active DE211572C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE211572C (cs) |
-
0
- DE DENDAT211572D patent/DE211572C/de active Active
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