IN2014KN01258A - - Google Patents
Info
- Publication number
- IN2014KN01258A IN2014KN01258A IN1258KON2014A IN2014KN01258A IN 2014KN01258 A IN2014KN01258 A IN 2014KN01258A IN 1258KON2014 A IN1258KON2014 A IN 1258KON2014A IN 2014KN01258 A IN2014KN01258 A IN 2014KN01258A
- Authority
- IN
- India
- Prior art keywords
- molten iron
- dephosphorization refining
- refining agent
- dephosphorization
- converter
- 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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or 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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising
- C21C1/025—Agents used for dephosphorising or 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
- 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
- C21C5/32—Blowing from above
-
- 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
- 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
- C21C7/0645—Agents used for dephosphorising or 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
- C21C7/068—Decarburising
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Carbon Steel Or Casting Steel Manufacturing (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 |
---|---|---|---|
JP2011278224 | 2011-12-20 | ||
PCT/JP2012/082905 WO2013094634A1 (ja) | 2011-12-20 | 2012-12-19 | 転炉製鋼方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
IN2014KN01258A true IN2014KN01258A (xx) | 2015-10-16 |
Family
ID=48668518
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN1258KON2014 IN2014KN01258A (xx) | 2011-12-20 | 2012-12-19 |
Country Status (8)
Country | Link |
---|---|
US (1) | US9493854B2 (xx) |
EP (1) | EP2796569B1 (xx) |
JP (1) | JP5574060B2 (xx) |
KR (1) | KR101529843B1 (xx) |
CN (1) | CN104126019B (xx) |
IN (1) | IN2014KN01258A (xx) |
TW (1) | TWI473883B (xx) |
WO (1) | WO2013094634A1 (xx) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6180337B2 (ja) * | 2014-01-29 | 2017-08-16 | 株式会社神戸製鋼所 | 転炉型容器における上吹き条件を変更する脱りん処理方法 |
JP6421732B2 (ja) * | 2015-09-17 | 2018-11-14 | Jfeスチール株式会社 | 転炉の操業方法 |
JP6421731B2 (ja) * | 2015-09-17 | 2018-11-14 | Jfeスチール株式会社 | 転炉の操業方法 |
US10745771B2 (en) | 2016-02-24 | 2020-08-18 | Jfe Steel Corporation | Method for refining molten steel in vacuum degassing equipment |
RU2735536C1 (ru) * | 2016-12-27 | 2020-11-03 | ДжФЕ СТИЛ КОРПОРЕЙШН | Способ обесфосфоривания расплавленного железа и рафинирующая добавка |
WO2018135351A1 (ja) * | 2017-01-18 | 2018-07-26 | Jfeスチール株式会社 | 溶銑の脱燐方法 |
CN107213723A (zh) * | 2017-06-15 | 2017-09-29 | 石嘴山市荣华缘冶金有限责任公司 | 用于炼钢的压缩空气除油除水装置 |
JP6721129B2 (ja) * | 2017-08-21 | 2020-07-08 | 日本製鉄株式会社 | 転炉吹錬用上吹きランスおよび溶銑の精錬方法 |
JP6926928B2 (ja) * | 2017-10-18 | 2021-08-25 | 日本製鉄株式会社 | 溶鋼の精錬方法 |
CN108374070A (zh) * | 2018-05-04 | 2018-08-07 | 北京京科名创工程技术有限公司 | 喷吹注剂搅拌装置 |
CN110218842A (zh) * | 2019-07-02 | 2019-09-10 | 马鞍山钢铁股份有限公司 | 一种铁水脱磷装置及方法 |
JP7380444B2 (ja) * | 2020-06-24 | 2023-11-15 | Jfeスチール株式会社 | 転炉脱りん処理用上吹きランスおよび転炉吹錬方法 |
CN116377172B (zh) * | 2023-03-19 | 2024-07-19 | 新疆八一钢铁股份有限公司 | 一种转炉高效脱磷的操作方法 |
CN116334342B (zh) * | 2023-04-06 | 2024-06-14 | 广东中南钢铁股份有限公司 | 一种减少转炉高架水槽积渣的方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58185707A (ja) * | 1982-04-23 | 1983-10-29 | Sumitomo Metal Ind Ltd | 鋼の精錬法 |
JP3402133B2 (ja) * | 1997-07-17 | 2003-04-28 | 住友金属工業株式会社 | 精錬用上吹きランスおよび精錬方法 |
JPH1192814A (ja) * | 1997-09-22 | 1999-04-06 | Nkk Corp | ダスト発生を抑制する転炉吹錬方法 |
JPH1192815A (ja) * | 1997-09-22 | 1999-04-06 | Nkk Corp | ダスト発生を抑制する転炉吹錬法 |
JP2002105526A (ja) * | 2000-09-28 | 2002-04-10 | Nippon Steel Corp | 未滓化石灰が少ない溶銑脱燐方法 |
JP4273688B2 (ja) * | 2000-11-16 | 2009-06-03 | Jfeスチール株式会社 | 転炉吹錬方法 |
JP4686873B2 (ja) * | 2001-02-28 | 2011-05-25 | Jfeスチール株式会社 | 溶銑の脱燐方法 |
JP3854482B2 (ja) * | 2001-09-27 | 2006-12-06 | 新日本製鐵株式会社 | 溶銑の予備処理方法及び精錬方法 |
JP2006274349A (ja) | 2005-03-29 | 2006-10-12 | Sumitomo Metal Ind Ltd | 鋼の精錬方法 |
JP4901132B2 (ja) * | 2005-05-31 | 2012-03-21 | Jfeスチール株式会社 | 転炉吹錬方法及び転炉吹錬用上吹きランス |
JP4363367B2 (ja) * | 2005-06-07 | 2009-11-11 | 住友金属工業株式会社 | 転炉精錬方法 |
JP5343506B2 (ja) * | 2008-10-20 | 2013-11-13 | 新日鐵住金株式会社 | 溶銑の脱燐方法 |
JP5644355B2 (ja) * | 2009-10-22 | 2014-12-24 | Jfeスチール株式会社 | 溶銑の精錬方法 |
JP2013133520A (ja) * | 2011-12-27 | 2013-07-08 | Jfe Steel Corp | 溶銑の脱燐精錬方法 |
-
2012
- 2012-12-19 KR KR1020147015660A patent/KR101529843B1/ko active IP Right Grant
- 2012-12-19 EP EP12859763.0A patent/EP2796569B1/en active Active
- 2012-12-19 CN CN201280056824.XA patent/CN104126019B/zh active Active
- 2012-12-19 JP JP2013550304A patent/JP5574060B2/ja active Active
- 2012-12-19 WO PCT/JP2012/082905 patent/WO2013094634A1/ja active Application Filing
- 2012-12-19 IN IN1258KON2014 patent/IN2014KN01258A/en unknown
- 2012-12-19 US US14/365,759 patent/US9493854B2/en active Active
- 2012-12-20 TW TW101148790A patent/TWI473883B/zh active
Also Published As
Publication number | Publication date |
---|---|
WO2013094634A1 (ja) | 2013-06-27 |
US9493854B2 (en) | 2016-11-15 |
TWI473883B (zh) | 2015-02-21 |
JPWO2013094634A1 (ja) | 2015-04-27 |
CN104126019A (zh) | 2014-10-29 |
TW201331376A (zh) | 2013-08-01 |
KR101529843B1 (ko) | 2015-06-17 |
KR20140090672A (ko) | 2014-07-17 |
EP2796569A4 (en) | 2015-03-18 |
EP2796569B1 (en) | 2017-08-02 |
EP2796569A1 (en) | 2014-10-29 |
US20140311295A1 (en) | 2014-10-23 |
CN104126019B (zh) | 2017-06-23 |
JP5574060B2 (ja) | 2014-08-20 |
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