JPH0224881B2 - - Google Patents
Info
- Publication number
- JPH0224881B2 JPH0224881B2 JP58042983A JP4298383A JPH0224881B2 JP H0224881 B2 JPH0224881 B2 JP H0224881B2 JP 58042983 A JP58042983 A JP 58042983A JP 4298383 A JP4298383 A JP 4298383A JP H0224881 B2 JPH0224881 B2 JP H0224881B2
- Authority
- JP
- Japan
- Prior art keywords
- tungsten
- cerium oxide
- cerium
- powder
- electrode rod
- 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
- 229910000420 cerium oxide Inorganic materials 0.000 claims description 23
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 23
- 239000000843 powder Substances 0.000 claims description 21
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 21
- 150000001785 cerium compounds Chemical class 0.000 claims description 14
- 229910052721 tungsten Inorganic materials 0.000 claims description 12
- 239000010937 tungsten Substances 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 10
- BTAFASHNLKDBSO-UHFFFAOYSA-N [W+4].[O-2].[Ce+3] Chemical compound [W+4].[O-2].[Ce+3] BTAFASHNLKDBSO-UHFFFAOYSA-N 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- HSJPMRKMPBAUAU-UHFFFAOYSA-N cerium(3+);trinitrate Chemical compound [Ce+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O HSJPMRKMPBAUAU-UHFFFAOYSA-N 0.000 claims description 6
- 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
- 239000000203 mixture Substances 0.000 claims description 4
- OZECDDHOAMNMQI-UHFFFAOYSA-H cerium(3+);trisulfate Chemical compound [Ce+3].[Ce+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O OZECDDHOAMNMQI-UHFFFAOYSA-H 0.000 claims description 3
- 239000002245 particle Substances 0.000 description 16
- 238000000354 decomposition reaction Methods 0.000 description 7
- 239000006185 dispersion Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000011812 mixed powder Substances 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 description 3
- 229910003452 thorium oxide Inorganic materials 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- IADRPEYPEFONML-UHFFFAOYSA-N [Ce].[W] Chemical compound [Ce].[W] IADRPEYPEFONML-UHFFFAOYSA-N 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000941 radioactive substance Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58042983A JPS59170206A (ja) | 1983-03-14 | 1983-03-14 | タングステン−酸化セリウム粉末の製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58042983A JPS59170206A (ja) | 1983-03-14 | 1983-03-14 | タングステン−酸化セリウム粉末の製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59170206A JPS59170206A (ja) | 1984-09-26 |
| JPH0224881B2 true JPH0224881B2 (de) | 1990-05-31 |
Family
ID=12651269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58042983A Granted JPS59170206A (ja) | 1983-03-14 | 1983-03-14 | タングステン−酸化セリウム粉末の製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59170206A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1005732B (zh) * | 1985-04-01 | 1989-11-08 | 上海灯泡厂 | 钨铈电极材料及其制备工艺和用途 |
| JP2577887B2 (ja) * | 1986-06-03 | 1997-02-05 | 東邦金属株式会社 | タングステン電極材料 |
| US20060196585A1 (en) * | 2005-01-24 | 2006-09-07 | Osram Sylvania Inc. | Additives for Suppressing Tungsten Leachability |
| US7989064B2 (en) | 2005-01-24 | 2011-08-02 | Global Tungsten & Powders Corp. | Ceramic-coated tungsten powder |
-
1983
- 1983-03-14 JP JP58042983A patent/JPS59170206A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59170206A (ja) | 1984-09-26 |
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