JP2004083989A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2004083989A5 JP2004083989A5 JP2002245911A JP2002245911A JP2004083989A5 JP 2004083989 A5 JP2004083989 A5 JP 2004083989A5 JP 2002245911 A JP2002245911 A JP 2002245911A JP 2002245911 A JP2002245911 A JP 2002245911A JP 2004083989 A5 JP2004083989 A5 JP 2004083989A5
- Authority
- JP
- Japan
- Prior art keywords
- hot metal
- low phosphorus
- producing
- refining agent
- gaseous oxygen
- 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.)
- Granted
Links
- 239000002184 metal Substances 0.000 description 119
- 229910052751 metal Inorganic materials 0.000 description 119
- 238000004519 manufacturing process Methods 0.000 description 57
- 229910052698 phosphorus Inorganic materials 0.000 description 47
- 239000011574 phosphorus Substances 0.000 description 47
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 45
- 238000007664 blowing Methods 0.000 description 34
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 33
- 239000001301 oxygen Substances 0.000 description 33
- 229910052760 oxygen Inorganic materials 0.000 description 33
- 238000007670 refining Methods 0.000 description 33
- 239000003795 chemical substances by application Substances 0.000 description 32
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 16
- 238000005979 thermal decomposition reaction Methods 0.000 description 15
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 14
- 235000011941 Tilia x europaea Nutrition 0.000 description 14
- 239000004571 lime Substances 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- 239000000126 substance Substances 0.000 description 11
- 229910004261 CaF 2 Inorganic materials 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 8
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- 239000002893 slag Substances 0.000 description 6
- 238000005507 spraying Methods 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 3
- 239000012159 carrier gas Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000000 metal hydroxide Inorganic materials 0.000 description 3
- 150000004692 metal hydroxides Chemical class 0.000 description 3
- 229910001341 Crude steel Inorganic materials 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002245911A JP3888264B2 (ja) | 2002-08-26 | 2002-08-26 | 低燐溶銑の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002245911A JP3888264B2 (ja) | 2002-08-26 | 2002-08-26 | 低燐溶銑の製造方法 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006096271A Division JP2006188769A (ja) | 2006-03-31 | 2006-03-31 | 低燐溶銑の製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2004083989A JP2004083989A (ja) | 2004-03-18 |
| JP2004083989A5 true JP2004083989A5 (enrdf_load_stackoverflow) | 2006-08-03 |
| JP3888264B2 JP3888264B2 (ja) | 2007-02-28 |
Family
ID=32053949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002245911A Expired - Lifetime JP3888264B2 (ja) | 2002-08-26 | 2002-08-26 | 低燐溶銑の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3888264B2 (enrdf_load_stackoverflow) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5211786B2 (ja) * | 2008-03-21 | 2013-06-12 | 新日鐵住金株式会社 | 吹錬制御方法および該吹錬制御方法を用いた低りん溶銑の製造方法 |
| JP5404269B2 (ja) * | 2009-09-10 | 2014-01-29 | 株式会社神戸製鋼所 | 脱りん方法 |
| JP5388805B2 (ja) * | 2009-11-10 | 2014-01-15 | 株式会社神戸製鋼所 | 脱炭スラグを用いた脱りん方法 |
| JP5533058B2 (ja) * | 2010-03-11 | 2014-06-25 | 新日鐵住金株式会社 | 吹錬方法、吹錬システム、低りん溶銑の製造方法、及び低りん溶銑の製造装置 |
| BR112016001198B1 (pt) | 2013-07-25 | 2020-10-13 | Jfe Steel Corporation | método para processo de desfosforização de ferro fundido |
| JP7464843B2 (ja) | 2020-09-01 | 2024-04-10 | 日本製鉄株式会社 | スラグのフォーミング鎮静方法および転炉精錬方法 |
-
2002
- 2002-08-26 JP JP2002245911A patent/JP3888264B2/ja not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101529843B1 (ko) | 전로 제강 방법 | |
| US4388084A (en) | Process for gasification of solid carbonaceous material | |
| RU2001105191A (ru) | Способ прямого плавления и установка для его осуществления | |
| RU2002126266A (ru) | Способ прямой выплавки и устройство для его осуществления | |
| GB2088892A (en) | Process for Gasification of Solid Carbonaceous Material | |
| US4389246A (en) | Gasification process of solid carbonaceous material | |
| FI127451B (en) | PROCEDURE AND DEVICE FOR HEATING AND MELTING MAGNESIUM Ore | |
| JP2004083989A5 (enrdf_load_stackoverflow) | ||
| CN1458981A (zh) | 直接熔炼方法和设备 | |
| JP5037290B2 (ja) | 溶銑の脱リン処理方法 | |
| JP4984946B2 (ja) | 溶銑の予備処理方法 | |
| JP6291998B2 (ja) | 溶銑の脱りん方法 | |
| KR101165104B1 (ko) | 저탄소강을 생산하기 위한 방법 | |
| JP7099657B1 (ja) | 溶鉄の精錬方法およびそれを用いた溶鋼の製造方法 | |
| CA1157660A (en) | Method for producing steel having a low hydrogen content in an oxygen blow-through converter | |
| CN101921889B (zh) | 低磷铁水的制造方法 | |
| JP4065225B2 (ja) | 溶銑の脱燐精錬方法 | |
| JP3888264B2 (ja) | 低燐溶銑の製造方法 | |
| JP3912176B2 (ja) | 低燐溶銑の製造方法 | |
| JPS565914A (en) | Accelerating method for slagging in converter | |
| JP2617948B2 (ja) | 溶鋼の取鍋精錬法 | |
| KR20040053371A (ko) | 저인용선의 제조방법 | |
| JP7610114B2 (ja) | 溶銑の脱りん方法 | |
| CN110168113B (zh) | 铁液的脱磷方法及精炼剂 | |
| KR100910470B1 (ko) | 전로조업에서의 용강탈린방법 |