JPS6311171Y2 - - Google Patents
Info
- Publication number
- JPS6311171Y2 JPS6311171Y2 JP3641381U JP3641381U JPS6311171Y2 JP S6311171 Y2 JPS6311171 Y2 JP S6311171Y2 JP 3641381 U JP3641381 U JP 3641381U JP 3641381 U JP3641381 U JP 3641381U JP S6311171 Y2 JPS6311171 Y2 JP S6311171Y2
- Authority
- JP
- Japan
- Prior art keywords
- tank
- molten metal
- ladle
- powder injection
- pipe
- 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
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 239000000843 powder Substances 0.000 claims description 12
- 238000007654 immersion Methods 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 238000007670 refining Methods 0.000 claims description 4
- 230000006837 decompression Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 239000011449 brick Substances 0.000 description 3
- 238000007598 dipping method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000007872 degassing Methods 0.000 description 2
- 230000003009 desulfurizing effect Effects 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000009489 vacuum treatment Methods 0.000 description 1
Landscapes
- Treatment Of Steel In Its Molten State (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3641381U JPS6311171Y2 (zh) | 1981-03-17 | 1981-03-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3641381U JPS6311171Y2 (zh) | 1981-03-17 | 1981-03-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57150546U JPS57150546U (zh) | 1982-09-21 |
| JPS6311171Y2 true JPS6311171Y2 (zh) | 1988-04-01 |
Family
ID=29833654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3641381U Expired JPS6311171Y2 (zh) | 1981-03-17 | 1981-03-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6311171Y2 (zh) |
-
1981
- 1981-03-17 JP JP3641381U patent/JPS6311171Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57150546U (zh) | 1982-09-21 |
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