TWI699436B - 鋼之製造方法 - Google Patents
鋼之製造方法 Download PDFInfo
- Publication number
- TWI699436B TWI699436B TW108122628A TW108122628A TWI699436B TW I699436 B TWI699436 B TW I699436B TW 108122628 A TW108122628 A TW 108122628A TW 108122628 A TW108122628 A TW 108122628A TW I699436 B TWI699436 B TW I699436B
- Authority
- TW
- Taiwan
- Prior art keywords
- ladle
- steel
- molten steel
- raw materials
- amount
- Prior art date
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Images
Classifications
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- 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
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- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
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- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/076—Use of slags or fluxes as treating agents
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Coating With Molten Metal (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018122844 | 2018-06-28 | ||
JP2018-122844 | 2018-06-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW202000926A TW202000926A (zh) | 2020-01-01 |
TWI699436B true TWI699436B (zh) | 2020-07-21 |
Family
ID=68986636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW108122628A TWI699436B (zh) | 2018-06-28 | 2019-06-27 | 鋼之製造方法 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP6806288B2 (ja) |
KR (1) | KR102441788B1 (ja) |
CN (1) | CN111819296A (ja) |
TW (1) | TWI699436B (ja) |
WO (1) | WO2020004501A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023062905A1 (ja) * | 2021-10-12 | 2023-04-20 | Jfeスチール株式会社 | 溶鉄の不純物濃度の予測方法、溶鉄の製造方法、学習済の機械学習モデルの作成方法及び溶鉄の不純物濃度の予測装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012082513A (ja) * | 2010-09-15 | 2012-04-26 | Nippon Steel Corp | 溶銑の脱硫剤及び脱硫方法 |
JP2013159811A (ja) * | 2012-02-03 | 2013-08-19 | Nippon Steel & Sumitomo Metal Corp | 極低硫低窒素鋼の溶製方法 |
CN105624367A (zh) * | 2014-12-01 | 2016-06-01 | 鞍钢股份有限公司 | 一种控制钢水氮含量的精炼装置及方法 |
TW201736622A (zh) * | 2016-03-09 | 2017-10-16 | Nippon Steel & Sumitomo Metal Corp | 表面處理鋼板及表面處理鋼板的製造方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5613426A (en) * | 1979-07-10 | 1981-02-09 | Nippon Steel Corp | Treatment of molten steel |
JPS59190314A (ja) | 1983-04-13 | 1984-10-29 | Nippon Kokan Kk <Nkk> | 低窒素キルド鋼の溶製方法 |
JPS6026611A (ja) | 1983-07-22 | 1985-02-09 | Nisshin Steel Co Ltd | 含Cr極低窒素鋼の溶製方法 |
JPS6092417A (ja) * | 1983-10-26 | 1985-05-24 | Japan Metals & Chem Co Ltd | 鉄−マンガン合金の精製法 |
JPS61166911A (ja) | 1985-01-16 | 1986-07-28 | Kawasaki Steel Corp | 低窒素鋼の製造方法 |
JPH02285020A (ja) | 1989-04-25 | 1990-11-22 | Nkk Corp | 転炉出鋼時の取鍋への空気巻き込み抑制方法 |
JPH0718322A (ja) * | 1993-07-07 | 1995-01-20 | Kawasaki Steel Corp | 高清浄度アルミキルド鋼の精錬方法 |
JPH0860229A (ja) * | 1994-08-16 | 1996-03-05 | Nippon Steel Corp | 溶融金属の精錬方法 |
JPH1192811A (ja) * | 1997-09-12 | 1999-04-06 | Sumitomo Metal Ind Ltd | 溶融金属の精錬方法 |
JP3680660B2 (ja) * | 1999-10-08 | 2005-08-10 | 住友金属工業株式会社 | 低窒素鋼の製造方法 |
JP3774674B2 (ja) | 2002-04-01 | 2006-05-17 | 新日本製鐵株式会社 | 低窒素含クロム溶鋼の製造方法 |
CN101457275B (zh) * | 2009-01-08 | 2011-04-20 | 攀钢集团研究院有限公司 | 控制转炉工艺生产铝脱氧钢氮含量的方法 |
CN104046719A (zh) * | 2014-06-27 | 2014-09-17 | 攀钢集团攀枝花钢钒有限公司 | 一种控制转炉炼钢中钢水氮含量的方法 |
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2019
- 2019-06-26 WO PCT/JP2019/025471 patent/WO2020004501A1/ja active Application Filing
- 2019-06-26 CN CN201980017253.0A patent/CN111819296A/zh active Pending
- 2019-06-26 KR KR1020207026029A patent/KR102441788B1/ko active IP Right Grant
- 2019-06-26 JP JP2020527600A patent/JP6806288B2/ja active Active
- 2019-06-27 TW TW108122628A patent/TWI699436B/zh not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012082513A (ja) * | 2010-09-15 | 2012-04-26 | Nippon Steel Corp | 溶銑の脱硫剤及び脱硫方法 |
JP2013159811A (ja) * | 2012-02-03 | 2013-08-19 | Nippon Steel & Sumitomo Metal Corp | 極低硫低窒素鋼の溶製方法 |
CN105624367A (zh) * | 2014-12-01 | 2016-06-01 | 鞍钢股份有限公司 | 一种控制钢水氮含量的精炼装置及方法 |
TW201736622A (zh) * | 2016-03-09 | 2017-10-16 | Nippon Steel & Sumitomo Metal Corp | 表面處理鋼板及表面處理鋼板的製造方法 |
Also Published As
Publication number | Publication date |
---|---|
KR102441788B1 (ko) | 2022-09-08 |
CN111819296A (zh) | 2020-10-23 |
JP6806288B2 (ja) | 2021-01-06 |
TW202000926A (zh) | 2020-01-01 |
WO2020004501A1 (ja) | 2020-01-02 |
KR20200118191A (ko) | 2020-10-14 |
JPWO2020004501A1 (ja) | 2020-09-17 |
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