DE201283C - - Google Patents
Info
- Publication number
- DE201283C DE201283C DE1906201283D DE201283DA DE201283C DE 201283 C DE201283 C DE 201283C DE 1906201283 D DE1906201283 D DE 1906201283D DE 201283D A DE201283D A DE 201283DA DE 201283 C DE201283 C DE 201283C
- Authority
- DE
- Germany
- Prior art keywords
- metal
- tungstate
- tungsten
- volatile
- filament
- 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 - Lifetime
Links
- 229910052751 metal Inorganic materials 0.000 claims description 28
- 239000002184 metal Substances 0.000 claims description 28
- 239000000956 alloy Substances 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 9
- 229910052721 tungsten Inorganic materials 0.000 claims description 9
- 239000010937 tungsten Substances 0.000 claims description 9
- PBYZMCDFOULPGH-UHFFFAOYSA-N tungstate Chemical compound [O-][W]([O-])(=O)=O PBYZMCDFOULPGH-UHFFFAOYSA-N 0.000 claims description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- QEKREONBSFPWTQ-UHFFFAOYSA-N disilver dioxido(dioxo)tungsten Chemical compound [Ag+].[Ag+].[O-][W]([O-])(=O)=O QEKREONBSFPWTQ-UHFFFAOYSA-N 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 3
- 238000011946 reduction process Methods 0.000 claims description 3
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 claims description 2
- 229910052776 Thorium Inorganic materials 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 239000007858 starting material Substances 0.000 claims description 2
- 229910052715 tantalum Inorganic materials 0.000 claims description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 2
- 239000011872 intimate mixture Substances 0.000 description 2
- JVPGYYNQTPWXGE-UHFFFAOYSA-N 2-(4-methylphenyl)-1,3-benzothiazole Chemical compound C1=CC(C)=CC=C1C1=NC2=CC=CC=C2S1 JVPGYYNQTPWXGE-UHFFFAOYSA-N 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- OQFRENMCLHGPRB-UHFFFAOYSA-N copper;dioxido(dioxo)tungsten Chemical compound [Cu+2].[O-][W]([O-])(=O)=O OQFRENMCLHGPRB-UHFFFAOYSA-N 0.000 description 1
- SSWAPIFTNSBXIS-UHFFFAOYSA-N dioxido(dioxo)tungsten;iron(2+) Chemical compound [Fe+2].[O-][W]([O-])(=O)=O SSWAPIFTNSBXIS-UHFFFAOYSA-N 0.000 description 1
- 229910000743 fusible alloy Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 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)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT38405D AT38405B (de) | 1906-05-19 | 1908-01-24 | Verfahren zur Herstellung von Glühkörpern aus Wolframmetall. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE201283C true DE201283C (en:Method) |
Family
ID=463848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1906201283D Expired - Lifetime DE201283C (en:Method) | 1906-05-19 | 1906-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE201283C (en:Method) |
-
1906
- 1906-05-19 DE DE1906201283D patent/DE201283C/de not_active Expired - Lifetime
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