JPH0510406B2 - - Google Patents
Info
- Publication number
- JPH0510406B2 JPH0510406B2 JP62213826A JP21382687A JPH0510406B2 JP H0510406 B2 JPH0510406 B2 JP H0510406B2 JP 62213826 A JP62213826 A JP 62213826A JP 21382687 A JP21382687 A JP 21382687A JP H0510406 B2 JPH0510406 B2 JP H0510406B2
- Authority
- JP
- Japan
- Prior art keywords
- molten steel
- ladle
- blowing
- stirring
- lance
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 69
- 239000010959 steel Substances 0.000 claims description 69
- 238000007664 blowing Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 19
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 18
- 239000001301 oxygen Substances 0.000 claims description 18
- 229910052760 oxygen Inorganic materials 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 16
- 239000011261 inert gas Substances 0.000 claims description 15
- 230000005587 bubbling Effects 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- 239000002893 slag Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910001882 dioxygen Inorganic materials 0.000 description 3
- 238000007654 immersion Methods 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Treatment Of Steel In Its Molten State (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21382687A JPS6456816A (en) | 1987-08-27 | 1987-08-27 | Heating method for molten steel in ladle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21382687A JPS6456816A (en) | 1987-08-27 | 1987-08-27 | Heating method for molten steel in ladle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6456816A JPS6456816A (en) | 1989-03-03 |
| JPH0510406B2 true JPH0510406B2 (de) | 1993-02-09 |
Family
ID=16645665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21382687A Granted JPS6456816A (en) | 1987-08-27 | 1987-08-27 | Heating method for molten steel in ladle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6456816A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0726402A (ja) * | 1993-07-12 | 1995-01-27 | Sfim Srl | パンティー・ストッキングの製造方法とその半製品 |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU650794B2 (en) * | 1991-10-03 | 1994-06-30 | Toyota Jidosha Kabushiki Kaisha | Device for purifying exhaust of internal combustion engine |
| EP0598917B2 (de) * | 1992-06-12 | 2009-04-15 | Toyota Jidosha Kabushiki Kaisha | Abgasemissionssteuerungssystem für verbrennungsmotoren |
| US5450722A (en) * | 1992-06-12 | 1995-09-19 | Toyota Jidosha Kabushiki Kaisha | Exhaust purification device of internal combustion engine |
| JP2605553B2 (ja) * | 1992-08-04 | 1997-04-30 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
| JP2605556B2 (ja) * | 1992-10-13 | 1997-04-30 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
| DE69328083T2 (de) * | 1992-12-03 | 2001-02-08 | Toyota Motor Co Ltd | Abgasreinigungsgeraet fuer brennkraftmaschinen |
| JP2760251B2 (ja) * | 1993-03-12 | 1998-05-28 | トヨタ自動車株式会社 | 内燃機関の排気ガス浄化装置 |
| KR100270117B1 (ko) * | 1996-12-14 | 2000-10-16 | 이구택 | 용강의 탈가스처리시 용강의 승온방법 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54149313A (en) * | 1978-05-16 | 1979-11-22 | Ishikawajima Harima Heavy Ind Co Ltd | Elevated temperature refining method for molten steel |
| JPS6137912A (ja) * | 1984-07-30 | 1986-02-22 | Nippon Steel Corp | 溶鋼の真空精錬法 |
| JPS61133307A (ja) * | 1984-12-03 | 1986-06-20 | Ishikawajima Harima Heavy Ind Co Ltd | 溶鋼の精錬方法 |
| JPS61235506A (ja) * | 1985-04-09 | 1986-10-20 | Nippon Steel Corp | 取鍋内溶鋼の昇熱法 |
-
1987
- 1987-08-27 JP JP21382687A patent/JPS6456816A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54149313A (en) * | 1978-05-16 | 1979-11-22 | Ishikawajima Harima Heavy Ind Co Ltd | Elevated temperature refining method for molten steel |
| JPS6137912A (ja) * | 1984-07-30 | 1986-02-22 | Nippon Steel Corp | 溶鋼の真空精錬法 |
| JPS61133307A (ja) * | 1984-12-03 | 1986-06-20 | Ishikawajima Harima Heavy Ind Co Ltd | 溶鋼の精錬方法 |
| JPS61235506A (ja) * | 1985-04-09 | 1986-10-20 | Nippon Steel Corp | 取鍋内溶鋼の昇熱法 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0726402A (ja) * | 1993-07-12 | 1995-01-27 | Sfim Srl | パンティー・ストッキングの製造方法とその半製品 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6456816A (en) | 1989-03-03 |
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