BE824237A - Procede de fusion d'eponge de fer - Google Patents

Procede de fusion d'eponge de fer

Info

Publication number
BE824237A
BE824237A BE152251A BE152251A BE824237A BE 824237 A BE824237 A BE 824237A BE 152251 A BE152251 A BE 152251A BE 152251 A BE152251 A BE 152251A BE 824237 A BE824237 A BE 824237A
Authority
BE
Belgium
Prior art keywords
melting process
iron sponge
sponge melting
iron
sponge
Prior art date
Application number
BE152251A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE824237A publication Critical patent/BE824237A/xx

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
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/143—Injection of partially reduced ore into a molten bath
    • 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
    • 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
    • C21C5/34—Blowing through the bath
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/66—Heat exchange
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
    • 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)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
BE152251A 1974-01-14 1975-01-09 Procede de fusion d'eponge de fer BE824237A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2401540A DE2401540B2 (de) 1974-01-14 1974-01-14 Verfahren zum Einschmelzen von Eisenschwamm

Publications (1)

Publication Number Publication Date
BE824237A true BE824237A (fr) 1975-05-02

Family

ID=5904731

Family Applications (1)

Application Number Title Priority Date Filing Date
BE152251A BE824237A (fr) 1974-01-14 1975-01-09 Procede de fusion d'eponge de fer

Country Status (14)

Country Link
US (1) US4008074A (xx)
JP (1) JPS5741524B2 (xx)
AT (1) AT344214B (xx)
BE (1) BE824237A (xx)
BR (1) BR7500224A (xx)
CA (1) CA1050277A (xx)
DE (1) DE2401540B2 (xx)
ES (1) ES433603A1 (xx)
FR (1) FR2257687B1 (xx)
GB (1) GB1461233A (xx)
IT (1) IT1028241B (xx)
LU (1) LU71638A1 (xx)
SE (1) SE402602B (xx)
ZA (1) ZA75223B (xx)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1586762A (en) * 1976-05-28 1981-03-25 British Steel Corp Metal refining method and apparatus
DE2655813B2 (de) * 1976-12-09 1980-10-23 Kloeckner-Humboldt-Deutz Ag, 5000 Koeln Verfahren und Anlage zur direkten und kontinuierlichen Gewinnung von Eisen
DE3024977A1 (de) * 1980-07-02 1982-01-28 Klöckner-Humboldt-Deutz AG, 5000 Köln Verfahren zur herstellung von reaktionsgasen
AU8474782A (en) * 1981-06-19 1982-12-23 British Steel Corp. Refining of steel from pig iron
CA1204287A (en) * 1982-03-22 1986-05-13 Frank V. Summers Method of generating a reducing gas
US4412858A (en) * 1982-07-12 1983-11-01 Hylsa, S.A. Method of converting iron ore into molten iron
DE3328373A1 (de) * 1982-11-15 1984-05-17 Korf Engineering GmbH, 4000 Düsseldorf Verfahren und anlage zur direkten erzeugung von eisenschwammpartikeln und fluessigem roheisen aus stueckigem eisenerz
DE3304504A1 (de) * 1983-02-10 1984-08-16 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zum kontinuierlichen einschmelzen von eisenschwamm
US4585476A (en) * 1984-05-09 1986-04-29 Instituto Mexicano De Investigaciones Siderurgicas Method for producing liquid steel from iron ore
DE3535572A1 (de) * 1985-10-03 1987-04-16 Korf Engineering Gmbh Verfahren zur herstellung von roheisen aus feinerz
US4685964A (en) * 1985-10-03 1987-08-11 Midrex International B.V. Rotterdam Method and apparatus for producing molten iron using coal
DE3608802C2 (de) * 1986-03-15 1994-10-06 Mannesmann Ag Verfahren und Vorrichtung zum kontinuierlichen Einschmelzen von Schrott
US4701214A (en) * 1986-04-30 1987-10-20 Midrex International B.V. Rotterdam Method of producing iron using rotary hearth and apparatus
US5296015A (en) * 1990-01-09 1994-03-22 Hylsa S.A. De C.V. Method for the pneumatic transport of large iron-bearing particles
US5810905A (en) * 1996-10-07 1998-09-22 Cleveland Cliffs Iron Company Process for making pig iron
IT201900002511A1 (it) * 2019-02-21 2020-08-21 Danieli Off Mecc Impianto di riduzione diretta e relativo processo

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2612444A (en) * 1948-12-28 1952-09-30 Rummel Roman Production of metals from their ores
US2750277A (en) * 1951-05-14 1956-06-12 Armco Steel Corp Process and apparatus for reducing and smelting iron
US3454395A (en) * 1966-04-15 1969-07-08 Gerald F H Von Stroh Process for the reduction of iron ore in a cupola-type furnace

Also Published As

Publication number Publication date
DE2401540A1 (de) 1975-07-17
AT344214B (de) 1978-07-10
FR2257687B1 (xx) 1980-03-21
AU7725975A (en) 1976-07-15
JPS50103410A (xx) 1975-08-15
FR2257687A1 (xx) 1975-08-08
DE2401540B2 (de) 1975-11-13
ES433603A1 (es) 1976-12-01
ATA14975A (de) 1977-11-15
SE402602B (sv) 1978-07-10
ZA75223B (en) 1976-01-28
LU71638A1 (xx) 1975-06-24
US4008074A (en) 1977-02-15
CA1050277A (en) 1979-03-13
GB1461233A (en) 1977-01-13
IT1028241B (it) 1979-01-30
BR7500224A (pt) 1975-11-04
SE7500064L (xx) 1975-07-15
JPS5741524B2 (xx) 1982-09-03

Similar Documents

Publication Publication Date Title
BE878154A (fr) Procede de reduction d'oxyde de fer.
BE824237A (fr) Procede de fusion d'eponge de fer
FR2315972A1 (fr) Procede de fabrication d'une composition anti-mousse stable et emulsionnee
BE858780A (fr) Procede pour desulfurer les masses de fer fondu
BE838226A (fr) Procede et dispositif de fusion de mitraille, d'eponge de fer, de pastilles ou autres
FR2304601A1 (fr) Procede d'ammonoxydation
BE885062A (fr) Procede de fabrication d'eponge de fer
BE855682A (fr) Procede d'encapsulement
BE862106A (fr) Procede de preparation d'electro-corindon fondu
FR2299769A1 (fr) Procede d'application
FR2298002A1 (fr) Procede pour la production d'energie
FR2310316A1 (fr) Procede de preparation d'un oxyde de fer gamma iii
SE7713774L (sv) Behandlingsmedel for smelt jern
FR2306263A1 (fr) Procede ameliore pour produire de l'urokinase
BE827294A (fr) Procede d'hydrogenation de diacethoxybutene
FR2396584B1 (fr) Procede d'homogeneisation
BE848026A (fr) Procede de preparation de l'oxyde de fer gamma -(iii)
BE848027A (fr) Procede de preparation de l'oxyde de fer gamma -(iii)
FR2348724A1 (fr) Procede d'agglomeration de poussiere
FR2300398A1 (fr) Procede d'aplatissement de la courbe d
BE852148A (fr) Procede de production d'hydrazobenzenes
FR2281428A1 (fr) Procede de reduction d'un minerai de fer
FR2318171A1 (fr) Procede de production d'urokinase
BE824482A (fr) Procede de thermolyse de l'oxyde de styrenf
BE845510A (fr) Procede d'ecriquage

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: FRIED KRUPP G.M.B.H.

Effective date: 19880131