TWI660049B - 鋼液的脫硫處理方法及脫硫劑 - Google Patents
鋼液的脫硫處理方法及脫硫劑 Download PDFInfo
- Publication number
- TWI660049B TWI660049B TW107101421A TW107101421A TWI660049B TW I660049 B TWI660049 B TW I660049B TW 107101421 A TW107101421 A TW 107101421A TW 107101421 A TW107101421 A TW 107101421A TW I660049 B TWI660049 B TW I660049B
- Authority
- TW
- Taiwan
- Prior art keywords
- molten steel
- ladle
- desulfurizing
- desulfurization
- mass
- Prior art date
Links
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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/0075—Treating in a ladle furnace, e.g. up-/reheating of molten steel within the ladle
-
- 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
-
- 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
- C21C7/064—Dephosphorising; Desulfurising
-
- 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
- C21C7/072—Treatment with gases
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017-007209 | 2017-01-19 | ||
JP2017007209 | 2017-01-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW201829790A TW201829790A (zh) | 2018-08-16 |
TWI660049B true TWI660049B (zh) | 2019-05-21 |
Family
ID=62908427
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW107101421A TWI660049B (zh) | 2017-01-19 | 2018-01-15 | 鋼液的脫硫處理方法及脫硫劑 |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP3572534B1 (pt) |
JP (1) | JP6743915B2 (pt) |
KR (1) | KR102290861B1 (pt) |
CN (1) | CN110177889B (pt) |
BR (1) | BR112019013592B1 (pt) |
TW (1) | TWI660049B (pt) |
WO (1) | WO2018135344A1 (pt) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI704232B (zh) * | 2019-04-11 | 2020-09-11 | 日商日本製鐵股份有限公司 | 高效率的熔融鐵合金之精煉方法 |
CN110315064A (zh) * | 2019-06-20 | 2019-10-11 | 同济大学 | 一种金属原料纯化处理剂以及纯化处理方法 |
CN111621620A (zh) * | 2020-06-03 | 2020-09-04 | 马鞍山市兴达冶金新材料有限公司 | 一种提高脱硫效率的脱硫工艺 |
CN112939042A (zh) * | 2021-01-29 | 2021-06-11 | 重庆坤垠环保科技实业发展有限公司 | 铝灰渣与硅灰协同处理利用方法及装置 |
TWI762226B (zh) * | 2021-03-05 | 2022-04-21 | 國立中興大學 | 煉鋼用脫硫劑的製備方法 |
CN113088612A (zh) * | 2021-03-15 | 2021-07-09 | 石家庄钢铁有限责任公司 | 利用lf炉进行铁水预处理脱硫的方法 |
CN113832296B (zh) * | 2021-09-30 | 2022-10-14 | 广东韶钢松山股份有限公司 | 一种板坯钢在lf精炼炉内的快速脱硫方法 |
TWI820759B (zh) * | 2022-06-20 | 2023-11-01 | 興展技術開發股份有限公司 | 鋼液脫硫方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102337370A (zh) * | 2011-10-26 | 2012-02-01 | 沈阳博联特熔融还原科技有限公司 | 一种冶炼工业纯铁的装置及方法 |
CN105274272A (zh) * | 2015-11-27 | 2016-01-27 | 马鞍山钢铁股份有限公司 | 一种复合喷吹铁水脱硫材料及其调节装置 |
JP2016141871A (ja) * | 2015-02-04 | 2016-08-08 | 新日鐵住金株式会社 | 溶鋼の脱硫剤および脱硫方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6191318A (ja) | 1984-10-12 | 1986-05-09 | Nippon Kokan Kk <Nkk> | 取鍋精錬炉の操業方法 |
JPS61281809A (ja) | 1985-06-06 | 1986-12-12 | Nippon Steel Corp | 溶鋼の取鍋精錬法 |
JPS6256509A (ja) * | 1985-09-04 | 1987-03-12 | Kawasaki Steel Corp | 生石灰を用いる溶銑脱硫方法 |
JPH0645485B2 (ja) * | 1986-05-29 | 1994-06-15 | 川崎製鉄株式会社 | 反応性に優れた精錬剤用の生石灰の製造方法 |
JPH08260025A (ja) | 1995-03-24 | 1996-10-08 | Sumitomo Metal Ind Ltd | 極低硫極低酸素鋼の製造方法 |
JPH09217110A (ja) | 1996-02-14 | 1997-08-19 | Sumitomo Metal Ind Ltd | 超低硫鋼の溶製方法 |
JPH11221432A (ja) * | 1998-02-04 | 1999-08-17 | Nittetsu Mining Co Ltd | 石灰石系脱硫剤およびその製造方法 |
JP2000234119A (ja) | 1999-02-09 | 2000-08-29 | Kawasaki Steel Corp | 鋼の脱硫方法 |
JP2004225059A (ja) * | 2002-11-28 | 2004-08-12 | Nippon Steel Corp | 溶銑の脱硫方法 |
JP5343308B2 (ja) * | 2006-09-11 | 2013-11-13 | Jfeスチール株式会社 | 溶鋼の脱硫方法 |
JP5101988B2 (ja) * | 2007-10-26 | 2012-12-19 | 新日鐵住金株式会社 | 溶融金属の脱硫剤 |
JP4445564B2 (ja) * | 2008-09-05 | 2010-04-07 | 新日本製鐵株式会社 | 溶銑の脱硫方法 |
KR101366720B1 (ko) * | 2009-06-30 | 2014-02-24 | 제이에프이 스틸 가부시키가이샤 | 용선의 탈황 방법 |
JP5333536B2 (ja) * | 2011-07-22 | 2013-11-06 | 新日鐵住金株式会社 | 高清浄度軸受鋼およびその溶製方法 |
CN102517418B (zh) * | 2011-12-12 | 2013-06-05 | 中北大学 | 一种多孔颗粒状低碳石灰及其生产方法 |
BR112018001331B1 (pt) * | 2015-07-24 | 2021-09-28 | Jfe Steel Corporation | Fluxo de dessulfurização, método para dessulfurizar metal quente e método para produzir metal quente |
JP6369516B2 (ja) * | 2015-10-05 | 2018-08-08 | Jfeスチール株式会社 | 機械攪拌式溶銑脱硫方法 |
JP6402762B2 (ja) * | 2015-10-05 | 2018-10-10 | Jfeスチール株式会社 | 脱硫剤、機械攪拌式溶銑脱硫方法及び脱硫溶銑の製造方法 |
-
2018
- 2018-01-10 CN CN201880007085.2A patent/CN110177889B/zh active Active
- 2018-01-10 EP EP18741544.3A patent/EP3572534B1/en active Active
- 2018-01-10 JP JP2018563279A patent/JP6743915B2/ja active Active
- 2018-01-10 KR KR1020197023942A patent/KR102290861B1/ko active IP Right Grant
- 2018-01-10 WO PCT/JP2018/000280 patent/WO2018135344A1/ja unknown
- 2018-01-10 BR BR112019013592-8A patent/BR112019013592B1/pt active IP Right Grant
- 2018-01-15 TW TW107101421A patent/TWI660049B/zh active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102337370A (zh) * | 2011-10-26 | 2012-02-01 | 沈阳博联特熔融还原科技有限公司 | 一种冶炼工业纯铁的装置及方法 |
JP2016141871A (ja) * | 2015-02-04 | 2016-08-08 | 新日鐵住金株式会社 | 溶鋼の脱硫剤および脱硫方法 |
CN105274272A (zh) * | 2015-11-27 | 2016-01-27 | 马鞍山钢铁股份有限公司 | 一种复合喷吹铁水脱硫材料及其调节装置 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2018135344A1 (ja) | 2019-06-27 |
TW201829790A (zh) | 2018-08-16 |
WO2018135344A1 (ja) | 2018-07-26 |
EP3572534A4 (en) | 2019-11-27 |
EP3572534B1 (en) | 2021-04-28 |
CN110177889B (zh) | 2021-06-11 |
EP3572534A1 (en) | 2019-11-27 |
KR20190108136A (ko) | 2019-09-23 |
CN110177889A (zh) | 2019-08-27 |
BR112019013592B1 (pt) | 2022-08-16 |
BR112019013592A2 (pt) | 2020-01-07 |
KR102290861B1 (ko) | 2021-08-17 |
JP6743915B2 (ja) | 2020-08-19 |
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