ES3057416T3 - Method of treatment of sponge iron and sponge iron - Google Patents

Method of treatment of sponge iron and sponge iron

Info

Publication number
ES3057416T3
ES3057416T3 ES22732958T ES22732958T ES3057416T3 ES 3057416 T3 ES3057416 T3 ES 3057416T3 ES 22732958 T ES22732958 T ES 22732958T ES 22732958 T ES22732958 T ES 22732958T ES 3057416 T3 ES3057416 T3 ES 3057416T3
Authority
ES
Spain
Prior art keywords
coating
core
iron
carbon
iron sponge
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
ES22732958T
Other languages
English (en)
Spanish (es)
Inventor
Cem Sahin
Daniel Schubert
Falco Lischke
Thomas Baur
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ThyssenKrupp Steel Europe AG
Original Assignee
ThyssenKrupp Steel Europe AG
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 ThyssenKrupp Steel Europe AG filed Critical ThyssenKrupp Steel Europe AG
Application granted granted Critical
Publication of ES3057416T3 publication Critical patent/ES3057416T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • C21B13/0093—Protecting against oxidation

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Manufacture Of Iron (AREA)
  • Paints Or Removers (AREA)
ES22732958T 2021-06-18 2022-06-02 Method of treatment of sponge iron and sponge iron Active ES3057416T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102021115807.9A DE102021115807A1 (de) 2021-06-18 2021-06-18 Verfahren zum Behandeln von Eisenschwamm
PCT/EP2022/065052 WO2022263189A1 (fr) 2021-06-18 2022-06-02 Procédé de traitement de fer spongieux

Publications (1)

Publication Number Publication Date
ES3057416T3 true ES3057416T3 (en) 2026-03-02

Family

ID=82163364

Family Applications (1)

Application Number Title Priority Date Filing Date
ES22732958T Active ES3057416T3 (en) 2021-06-18 2022-06-02 Method of treatment of sponge iron and sponge iron

Country Status (5)

Country Link
EP (1) EP4355471B1 (fr)
CN (1) CN117500581A (fr)
DE (1) DE102021115807A1 (fr)
ES (1) ES3057416T3 (fr)
WO (1) WO2022263189A1 (fr)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3556838A (en) * 1966-11-01 1971-01-19 Exxon Research Engineering Co Process for coating active iron and the coated iron
US3628986A (en) * 1969-08-22 1971-12-21 Exxon Research Engineering Co Water-repellent reduced iron ore
US3833343A (en) * 1971-04-28 1974-09-03 Carbo Scrap Process for production of carbon-bearing scrap and product
DE2326174C2 (de) * 1973-05-23 1979-03-29 Kloeckner-Werke Ag, 4100 Duisburg Einschränkung der Oxydation des Einsatzes beim Einschmelzen von Schrott o.dgl
AT350600B (de) 1977-08-25 1979-06-11 Voest Ag Verfahren zur behandlung von eisenschwamm zum verhindern der reoxidation und vorrichtung zur durchfuehrung dieses verfahrens
SE8003999L (sv) 1980-05-29 1981-11-30 Bergstedth Henri Klettersko for anvendning vid stolpar
AT367097B (de) 1980-06-11 1982-05-25 Voest Alpine Ag Verfahren zum behandeln von metallischen huetteneinsatzstoffen, insbesondere eisenschwammteilchen
EP0042236A1 (fr) 1980-06-13 1981-12-23 Alan Worswick Machine et méthode d'empilage
US4329168A (en) * 1980-07-01 1982-05-11 Rubio Charles A Amine treatment for passivating sponge iron
JP2002363625A (ja) * 2001-06-05 2002-12-18 Kobe Steel Ltd 表面被覆還元鉄、その製造方法および溶解方法

Also Published As

Publication number Publication date
EP4355471B1 (fr) 2025-11-05
WO2022263189A1 (fr) 2022-12-22
EP4355471C0 (fr) 2025-11-05
CN117500581A (zh) 2024-02-02
DE102021115807A1 (de) 2022-12-22
EP4355471A1 (fr) 2024-04-24

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