KR102026765B1 - 상저취 전로의 조업 방법 - Google Patents
상저취 전로의 조업 방법 Download PDFInfo
- Publication number
- KR102026765B1 KR102026765B1 KR1020177025588A KR20177025588A KR102026765B1 KR 102026765 B1 KR102026765 B1 KR 102026765B1 KR 1020177025588 A KR1020177025588 A KR 1020177025588A KR 20177025588 A KR20177025588 A KR 20177025588A KR 102026765 B1 KR102026765 B1 KR 102026765B1
- Authority
- KR
- South Korea
- Prior art keywords
- lance
- nozzle
- low
- converter
- point
- Prior art date
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
- C21C5/35—Blowing from above and through the bath
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/4606—Lances or injectors
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/48—Bottoms or tuyéres of converters
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015068542 | 2015-03-30 | ||
JPJP-P-2015-068542 | 2015-03-30 | ||
PCT/JP2016/059541 WO2016158714A1 (ja) | 2015-03-30 | 2016-03-25 | 上底吹き転炉の操業方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20170117168A KR20170117168A (ko) | 2017-10-20 |
KR102026765B1 true KR102026765B1 (ko) | 2019-09-30 |
Family
ID=57004303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020177025588A KR102026765B1 (ko) | 2015-03-30 | 2016-03-25 | 상저취 전로의 조업 방법 |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP3279340B1 (ja) |
JP (1) | JP6358454B2 (ja) |
KR (1) | KR102026765B1 (ja) |
CN (1) | CN107429303B (ja) |
BR (1) | BR112017021087B1 (ja) |
TW (1) | TWI585208B (ja) |
WO (1) | WO2016158714A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113661258A (zh) * | 2019-04-05 | 2021-11-16 | 杰富意钢铁株式会社 | 高温熔融物的精炼容器 |
CN113234884A (zh) * | 2021-04-23 | 2021-08-10 | 甘肃酒钢集团宏兴钢铁股份有限公司 | 一种解决转炉顶吹气体与底吹枪位置干涉的方法 |
CN115466814B (zh) * | 2022-08-30 | 2023-09-15 | 北京科技大学 | 一种提升熔池动力学特性的转炉及方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1982001012A1 (en) * | 1980-09-19 | 1982-04-01 | Kato Y | Method for smelting using top-and bottom-blown converter |
KR100221350B1 (ko) * | 1995-07-27 | 1999-09-15 | 에모또 간지 | 크롬함유 용강의 탈탄정련방법 및 정련가스용 상취랜스 |
JP2002105525A (ja) | 2000-09-26 | 2002-04-10 | Kawasaki Steel Corp | 上底吹き転炉 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5816013A (ja) * | 1981-07-17 | 1983-01-29 | Kawasaki Steel Corp | 上底吹転炉の操業方法および上底吹転炉操業用上吹ランス |
JPS60165313A (ja) | 1984-02-07 | 1985-08-28 | Nippon Steel Corp | 溶融金属精錬用上吹ランス |
JP3580177B2 (ja) * | 1999-04-23 | 2004-10-20 | 住友金属工業株式会社 | 含Cr溶鋼の脱炭精錬方法 |
JP4120161B2 (ja) * | 2000-01-24 | 2008-07-16 | Jfeスチール株式会社 | 鉄浴型溶融還元炉の操業方法 |
JP2002285224A (ja) | 2001-03-23 | 2002-10-03 | Nippon Steel Corp | 転炉吹錬方法および転炉用吹錬ランス |
DE102004016681A1 (de) * | 2004-04-05 | 2005-12-22 | Ispat Industries Ltd., Taluka-Pen | Verfahren und Anlagen zum Herstellen und Erhöhen der jährlichen Produktionsmenge von Massenstahl oder hochwertigen Stahlgüten in einer Zwei-Gefäß-Anlage |
JP5724761B2 (ja) * | 2011-08-31 | 2015-05-27 | Jfeスチール株式会社 | 転炉吹錬方法 |
US9580764B2 (en) * | 2011-10-17 | 2017-02-28 | Jfe Steel Corporation | Top-blowing lance and method for refining molten iron using the same |
JP5553179B2 (ja) | 2012-01-12 | 2014-07-16 | 新日鐵住金株式会社 | 転炉脱炭精錬におけるスピッティング低減法 |
-
2016
- 2016-03-25 JP JP2017509888A patent/JP6358454B2/ja active Active
- 2016-03-25 CN CN201680017773.8A patent/CN107429303B/zh active Active
- 2016-03-25 EP EP16772595.1A patent/EP3279340B1/en active Active
- 2016-03-25 WO PCT/JP2016/059541 patent/WO2016158714A1/ja active Application Filing
- 2016-03-25 KR KR1020177025588A patent/KR102026765B1/ko active IP Right Grant
- 2016-03-25 BR BR112017021087-8A patent/BR112017021087B1/pt active IP Right Grant
- 2016-03-30 TW TW105110092A patent/TWI585208B/zh active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1982001012A1 (en) * | 1980-09-19 | 1982-04-01 | Kato Y | Method for smelting using top-and bottom-blown converter |
KR100221350B1 (ko) * | 1995-07-27 | 1999-09-15 | 에모또 간지 | 크롬함유 용강의 탈탄정련방법 및 정련가스용 상취랜스 |
JP2002105525A (ja) | 2000-09-26 | 2002-04-10 | Kawasaki Steel Corp | 上底吹き転炉 |
Also Published As
Publication number | Publication date |
---|---|
EP3279340B1 (en) | 2020-11-18 |
TWI585208B (zh) | 2017-06-01 |
BR112017021087A2 (ja) | 2018-07-03 |
EP3279340A1 (en) | 2018-02-07 |
WO2016158714A1 (ja) | 2016-10-06 |
EP3279340A4 (en) | 2018-02-07 |
JP6358454B2 (ja) | 2018-07-18 |
BR112017021087B1 (pt) | 2021-08-31 |
CN107429303B (zh) | 2019-12-31 |
KR20170117168A (ko) | 2017-10-20 |
JPWO2016158714A1 (ja) | 2017-05-25 |
CN107429303A (zh) | 2017-12-01 |
TW201641696A (zh) | 2016-12-01 |
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