IT1028240B - Procedimento per la produzione di acciaio - Google Patents

Procedimento per la produzione di acciaio

Info

Publication number
IT1028240B
IT1028240B IT19102/75A IT1910275A IT1028240B IT 1028240 B IT1028240 B IT 1028240B IT 19102/75 A IT19102/75 A IT 19102/75A IT 1910275 A IT1910275 A IT 1910275A IT 1028240 B IT1028240 B IT 1028240B
Authority
IT
Italy
Prior art keywords
procedure
steel
production
Prior art date
Application number
IT19102/75A
Other languages
English (en)
Original Assignee
Krupp Gmbh
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 Krupp Gmbh filed Critical Krupp Gmbh
Application granted granted Critical
Publication of IT1028240B publication Critical patent/IT1028240B/it

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
IT19102/75A 1974-01-16 1975-01-09 Procedimento per la produzione di acciaio IT1028240B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2401909A DE2401909C3 (de) 1974-01-16 1974-01-16 Verfahren zur Herstellung von Stahl

Publications (1)

Publication Number Publication Date
IT1028240B true IT1028240B (it) 1979-01-30

Family

ID=5904907

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19102/75A IT1028240B (it) 1974-01-16 1975-01-09 Procedimento per la produzione di acciaio

Country Status (11)

Country Link
US (1) US4045214A (it)
JP (1) JPS5815523B2 (it)
AT (1) AT344212B (it)
BE (1) BE824238A (it)
DE (1) DE2401909C3 (it)
FR (1) FR2257692B1 (it)
GB (1) GB1485691A (it)
IT (1) IT1028240B (it)
LU (1) LU71649A1 (it)
SE (1) SE402601B (it)
ZA (1) ZA75279B (it)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4053301A (en) * 1975-10-14 1977-10-11 Hazen Research, Inc. Process for the direct production of steel
DE2655813B2 (de) * 1976-12-09 1980-10-23 Kloeckner-Humboldt-Deutz Ag, 5000 Koeln Verfahren und Anlage zur direkten und kontinuierlichen Gewinnung von Eisen
DE2843303C2 (de) * 1978-10-04 1982-12-16 Korf-Stahl Ag, 7570 Baden-Baden Verfahren und Anlage zur Erzeugung von flüssigem Roheisen und Reduktionsgas in einem Einschmelzvergaser
DE2844056C3 (de) * 1978-10-10 1981-08-13 Mannesmann AG, 4000 Düsseldorf Verfahren und Vorrichtung zur Herstellung von Stahl aus Eisenerzstaub durch direkte Reduktion
US4238226A (en) * 1979-07-16 1980-12-09 Midrex Corporation Method for producing molten iron by submerged combustion
US4270740A (en) * 1979-07-16 1981-06-02 Midrex Corporation Apparatus for producing molten iron by submerged combustion
US4318736A (en) * 1979-10-10 1982-03-09 Mannesmann Demag Ag Method for manufacturing steel from iron ore dust by direct reduction
SE439932B (sv) * 1980-11-10 1985-07-08 Skf Steel Eng Ab Forfarande for framstellning av metall ur finkorniga metalloxidmaterial
JPS57143421A (en) * 1981-02-27 1982-09-04 Nippon Steel Corp Switching method for bottom blowing gas
LU83313A1 (de) * 1981-04-22 1983-03-24 Arbed Verfahren und einrichtung zum direkten herstellen von fluessigem eisen
DE3273996D1 (en) * 1981-04-28 1986-12-04 Kawasaki Steel Co Methods for melting and refining a powdery ore containing metal oxides and apparatuses for melt-refining said ore
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
SE435732B (sv) * 1983-03-02 1984-10-15 Ips Interproject Service Ab Forfarande for framstellning av rajern ur jernslig
AT387036B (de) * 1983-05-04 1988-11-25 Voest Alpine Ag Verfahren zum entfernen von schwefel bei der erschmelzung von roheisen
US4585476A (en) * 1984-05-09 1986-04-29 Instituto Mexicano De Investigaciones Siderurgicas Method for producing liquid steel from iron ore
JPS6169910A (ja) * 1984-09-12 1986-04-10 Kobe Steel Ltd 鉄鉱石の流動層還元方法
AU582453B2 (en) * 1985-07-18 1989-03-23 Kabushiki Kaisha Kobe Seiko Sho Melt-reductive iron making method from iron ore
DE3629589A1 (de) * 1986-08-30 1988-03-03 Krupp Gmbh Verfahren zur herstellung von eisen aus feinkoernigen eisenerzen
AT388176B (de) * 1987-07-30 1989-05-10 Voest Alpine Ag Verfahren und anlage zur gewinnung von fluessigem roheisen oder stahlvorprodukten aus stueckigen, eisenoxidhaeltigen einsatzstoffen
US5064467A (en) * 1987-11-02 1991-11-12 C.V.G. Siderurgica Del Orinoco, C.A. Method and apparatus for the direct reduction of iron
US5069716A (en) * 1989-12-22 1991-12-03 C.V.G. Siderurgica Del Orinoco, C.A. Process for the production of liquid steel from iron containing metal oxides
US5078788A (en) * 1989-12-22 1992-01-07 C.V.G. Siderurgica Del Orinoco, C.A. Method for the direct reduction of iron
US5296015A (en) * 1990-01-09 1994-03-22 Hylsa S.A. De C.V. Method for the pneumatic transport of large iron-bearing particles
US5137566A (en) * 1990-08-01 1992-08-11 Iron Carbide Holdings, Limited Process for preheating iron-containing reactor feed prior to being treated in a fluidized bed reactor
SG46675A1 (en) * 1990-08-01 1998-02-20 Iron Carbide Holdings Ltd Method for controlling the coversion of iron-containing reactor feed into iron carbide
US5118479A (en) * 1990-08-01 1992-06-02 Iron Carbide Holdings, Limited Process for using fluidized bed reactor
DE4206828C2 (de) * 1992-03-04 1996-06-20 Tech Resources Pty Ltd Schmelzreduktionsverfahren mit hoher Produktivität
US5869018A (en) 1994-01-14 1999-02-09 Iron Carbide Holdings, Ltd. Two step process for the production of iron carbide from iron oxide
US5690717A (en) * 1995-03-29 1997-11-25 Iron Carbide Holdings, Ltd. Iron carbide process
US5804156A (en) * 1996-07-19 1998-09-08 Iron Carbide Holdings, Ltd. Iron carbide process
US5810906A (en) * 1996-08-28 1998-09-22 Iron Carbide Holdings, Ltd. Method for preheating feed materials for the production of iron carbide
US5810905A (en) * 1996-10-07 1998-09-22 Cleveland Cliffs Iron Company Process for making pig iron
EP0921200A1 (fr) * 1997-12-03 1999-06-09 Sidmar N.V. Procédé de réduction d'oxydes de fer et de fusion du fer et installation à cet effet
AU750751B2 (en) 1998-03-31 2002-07-25 Iron Carbide Holdings, Ltd Process for the production of iron carbide from iron oxide using external sources of carbon monoxide
DE19963609C1 (de) * 1999-12-23 2001-05-03 Voest Alpine Ind Anlagen Verfahren zur Erzeugung von Roheisen
US6478841B1 (en) 2001-09-12 2002-11-12 Techint Technologies Inc. Integrated mini-mill for iron and steel making
US8287619B2 (en) 2010-06-08 2012-10-16 C.V.G. Ferrominera Orinoco C.A. Process and equipment for the production of direct reduced iron and/or pig iron from iron ores having a high-phosphorus content
DE102013113913A1 (de) 2013-12-12 2015-06-18 Thyssenkrupp Ag Anlagenverbund zur Stahlerzeugung und Verfahren zum Betreiben des Anlagenverbundes
US20160326606A1 (en) * 2014-01-31 2016-11-10 Saudi Basic Industries Corporation Methods for producing improved steels by injecting iron containing by-products of an iron ore production process into liquid steel
DE102021122350A1 (de) * 2021-08-30 2023-03-02 Thyssenkrupp Steel Europe Ag Verfahren zur Herstellung einer Eisenschmelze

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE494011C (de) * 1928-02-19 1930-03-17 Eisen Und Stahlwerk Hoesch A G Windfrischverfahren und Vorrichtung, bei welchem durch den Konverterboden Brennstoffe, Erze, Kalkstein oder andere Zuschlaege in Pulverform, und zwar jede fuer sich, getrennt in der Windleitung von unten eingefuehrt werden
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
US2919983A (en) * 1958-05-22 1960-01-05 Inland Steel Co Iron ore reduction process
CH379542A (de) * 1958-06-01 1964-07-15 Inland Steel Co Verfahren zur Herstellung von Eisen aus Eisenoxyd enthaltenden Materialien
FR1414716A (fr) * 1961-02-27 1965-10-22 Inst Francais Du Petrole Nouveau procédé continu de réduction des minerais de fer
US3264096A (en) * 1963-12-19 1966-08-02 United States Steel Corp Method of smelting iron ore
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
US3862834A (en) * 1971-04-03 1975-01-28 Krupp Gmbh Method for producing steel
DE2132150B2 (de) * 1971-06-29 1980-07-24 Wasmuht, Jobst-Thomas, Dr.-Ing., 4600 Dortmund Verfahren zum direkten Herstellen von Stahl
BE786021A (fr) * 1971-07-29 1972-11-03 Creusot Loire Procede et dispositif d'insufflation de produits pulverulents dans un bain metallique liquide
BE792419A (fr) * 1971-12-07 1973-03-30 Maximilianshuette Eisenwerk Procede d'affinage d'une fonte pauvre en phosphore en acier
DE2316768B2 (de) * 1973-04-04 1977-03-03 Fried. Krupp Gmbh, 4300 Essen Verfahren zum frischen von metallen, insbesondere roheisen, und vorrichtung zur durchfuehrung des verfahrens

Also Published As

Publication number Publication date
JPS50103412A (it) 1975-08-15
GB1485691A (en) 1977-09-14
BE824238A (fr) 1975-05-02
JPS5815523B2 (ja) 1983-03-26
ATA14875A (de) 1977-11-15
SE402601B (sv) 1978-07-10
FR2257692A1 (it) 1975-08-08
LU71649A1 (it) 1975-06-24
DE2401909A1 (de) 1975-07-17
DE2401909B2 (de) 1978-05-18
SE7500107L (it) 1975-07-17
ZA75279B (en) 1976-01-28
DE2401909C3 (de) 1985-06-27
AT344212B (de) 1978-07-10
US4045214A (en) 1977-08-30
FR2257692B1 (it) 1980-03-14

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