JPS642152Y2 - - Google Patents
Info
- Publication number
- JPS642152Y2 JPS642152Y2 JP5822881U JP5822881U JPS642152Y2 JP S642152 Y2 JPS642152 Y2 JP S642152Y2 JP 5822881 U JP5822881 U JP 5822881U JP 5822881 U JP5822881 U JP 5822881U JP S642152 Y2 JPS642152 Y2 JP S642152Y2
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- lid
- molten metal
- opening
- frequency melting
- 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
- 230000008018 melting Effects 0.000 claims description 17
- 238000002844 melting Methods 0.000 claims description 17
- 210000002268 wool Anatomy 0.000 claims description 7
- 239000011261 inert gas Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 description 17
- 230000003647 oxidation Effects 0.000 description 9
- 238000007254 oxidation reaction Methods 0.000 description 9
- 239000002893 slag Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000009413 insulation Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
Landscapes
- Constitution Of High-Frequency Heating (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Furnace Details (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5822881U JPS642152Y2 (ko) | 1981-04-21 | 1981-04-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5822881U JPS642152Y2 (ko) | 1981-04-21 | 1981-04-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57169994U JPS57169994U (ko) | 1982-10-26 |
| JPS642152Y2 true JPS642152Y2 (ko) | 1989-01-18 |
Family
ID=29854649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5822881U Expired JPS642152Y2 (ko) | 1981-04-21 | 1981-04-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS642152Y2 (ko) |
-
1981
- 1981-04-21 JP JP5822881U patent/JPS642152Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57169994U (ko) | 1982-10-26 |
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