BR112021018524A2 - Dispositivo e método para dessulfurização contínua de metal quente líquido - Google Patents

Dispositivo e método para dessulfurização contínua de metal quente líquido

Info

Publication number
BR112021018524A2
BR112021018524A2 BR112021018524A BR112021018524A BR112021018524A2 BR 112021018524 A2 BR112021018524 A2 BR 112021018524A2 BR 112021018524 A BR112021018524 A BR 112021018524A BR 112021018524 A BR112021018524 A BR 112021018524A BR 112021018524 A2 BR112021018524 A2 BR 112021018524A2
Authority
BR
Brazil
Prior art keywords
hot metal
continuous desulfurization
liquid hot
desulfurization
continuous
Prior art date
Application number
BR112021018524A
Other languages
English (en)
Inventor
Ali Emami
Nicolaas Hermanus Schrama Frank
Willem Koenraad Van Boggelen Johan
Original Assignee
Tata Steel Nederland Tech Bv
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tata Steel Nederland Tech Bv filed Critical Tata Steel Nederland Tech Bv
Publication of BR112021018524A2 publication Critical patent/BR112021018524A2/pt

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
    • 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
    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
    • 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
    • C21C7/0068—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by introducing material into a current of streaming metal
    • 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
    • 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)
  • Multimedia (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)

Abstract

dispositivo e método para dessulfurização contínua de metal quente líquido. a presente invenção refere-se a dispositivo e método para dessulfurização contínua de ferro líquido provido por processo de alto-forno ou um processo de redução direta.
BR112021018524A 2019-05-24 2020-05-19 Dispositivo e método para dessulfurização contínua de metal quente líquido BR112021018524A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19176486 2019-05-24
PCT/EP2020/064008 WO2020239554A1 (en) 2019-05-24 2020-05-19 Device and method for continuous desulphurisation of liquid hot metal

Publications (1)

Publication Number Publication Date
BR112021018524A2 true BR112021018524A2 (pt) 2021-11-23

Family

ID=66751875

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021018524A BR112021018524A2 (pt) 2019-05-24 2020-05-19 Dispositivo e método para dessulfurização contínua de metal quente líquido

Country Status (8)

Country Link
US (1) US20220170122A1 (pt)
EP (1) EP3976837B1 (pt)
KR (1) KR20220012886A (pt)
CN (1) CN113748218B (pt)
AU (1) AU2020281532A1 (pt)
BR (1) BR112021018524A2 (pt)
PL (1) PL3976837T3 (pt)
WO (1) WO2020239554A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024023561A1 (en) * 2022-07-29 2024-02-01 Arcelormittal A method of manufacturing molten pig iron into an electrical smelting furnace

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2577764A (en) * 1949-11-04 1951-12-11 Air Reduction Desulfurization of ferrous metals
SE318677B (pt) * 1966-04-04 1969-12-15 Inva Ab
DE1758537B1 (de) * 1968-06-22 1973-03-22 Salzgitter Peine Stahlwerke Verfahren und vorrichtung zum kontinuierlichen frischen von roheisen zu stahl
DE2010585A1 (de) * 1970-03-06 1971-09-23 Klöckner-Werke AG, 4I00 Duisburg Verfahren und Vorrichtung zur kontinuierlichen Entschwefelung von Roheisen
JPS5017326B1 (pt) * 1971-06-25 1975-06-20
JPS5856006B2 (ja) * 1976-04-26 1983-12-13 新日本製鐵株式会社 脱ケイ専用の反応室をもつ連続的精錬炉
JPS6035408B2 (ja) * 1978-01-31 1985-08-14 日新製鋼株式会社 溶銑の連続処理法および装置
JPS58217618A (ja) * 1982-06-09 1983-12-17 Nippon Steel Corp 溶融金属処理装置
CA1328563C (en) * 1986-06-12 1994-04-19 Paul Metz Method of treating metal melts and apparatus for carrying out the method
JPH05171239A (ja) * 1991-12-26 1993-07-09 Kawasaki Steel Corp 溶銑の連続的予備処理方法および装置
DE4429653C2 (de) * 1994-08-20 1997-04-03 Anton Dr More Konverter und Verfahren zum Frischen von Metallschmelzen insbesondere von Roheisen zu Stahl
AUPR203200A0 (en) * 2000-12-12 2001-01-11 Technological Resources Pty Limited Desulphurizing molten iron
CN2661699Y (zh) * 2003-07-22 2004-12-08 承德新新钒钛股份有限公司 高炉铁水连续脱硫装置

Also Published As

Publication number Publication date
CN113748218A (zh) 2021-12-03
KR20220012886A (ko) 2022-02-04
EP3976837A1 (en) 2022-04-06
US20220170122A1 (en) 2022-06-02
WO2020239554A1 (en) 2020-12-03
AU2020281532A1 (en) 2021-10-14
EP3976837B1 (en) 2024-01-17
PL3976837T3 (pl) 2024-03-25
CN113748218B (zh) 2023-07-14

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