SE7500107L - - Google Patents
Info
- Publication number
- SE7500107L SE7500107L SE7500107A SE7500107A SE7500107L SE 7500107 L SE7500107 L SE 7500107L SE 7500107 A SE7500107 A SE 7500107A SE 7500107 A SE7500107 A SE 7500107A SE 7500107 L SE7500107 L SE 7500107L
- Authority
- SE
- Sweden
- Prior art keywords
- fine
- grained
- sponge iron
- metal melt
- fluidized bed
- Prior art date
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)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
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 (2)
Publication Number | Publication Date |
---|---|
SE7500107L true SE7500107L (sv) | 1975-07-17 |
SE402601B SE402601B (sv) | 1978-07-10 |
Family
ID=5904907
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7500107A SE402601B (sv) | 1974-01-16 | 1975-01-07 | Sett att framstella stal |
Country Status (11)
Country | Link |
---|---|
US (1) | US4045214A (sv) |
JP (1) | JPS5815523B2 (sv) |
AT (1) | AT344212B (sv) |
BE (1) | BE824238A (sv) |
DE (1) | DE2401909C3 (sv) |
FR (1) | FR2257692B1 (sv) |
GB (1) | GB1485691A (sv) |
IT (1) | IT1028240B (sv) |
LU (1) | LU71649A1 (sv) |
SE (1) | SE402601B (sv) |
ZA (1) | ZA75279B (sv) |
Families Citing this family (42)
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 |
US4270740A (en) * | 1979-07-16 | 1981-06-02 | Midrex Corporation | Apparatus for producing molten iron by submerged combustion |
US4238226A (en) * | 1979-07-16 | 1980-12-09 | Midrex Corporation | Method 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 |
EP0063924B2 (en) * | 1981-04-28 | 1990-03-14 | Kawasaki Steel Corporation | 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 |
CA1284274C (en) * | 1985-07-18 | 1991-05-21 | Mamoru Aoki | 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 |
US5078788A (en) * | 1989-12-22 | 1992-01-07 | C.V.G. Siderurgica Del Orinoco, C.A. | Method 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 |
US5296015A (en) * | 1990-01-09 | 1994-03-22 | Hylsa S.A. De C.V. | Method for the pneumatic transport of large iron-bearing particles |
US5118479A (en) * | 1990-08-01 | 1992-06-02 | Iron Carbide Holdings, Limited | Process for using fluidized bed reactor |
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 |
AU657697B2 (en) * | 1990-08-01 | 1995-03-23 | Iron Carbide Holdings, Limited | Method for controlling the conversion of iron-containing reactor feed into iron carbide |
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 |
CN105940122A (zh) * | 2014-01-31 | 2016-09-14 | 沙特基础工业公司 | 通过向钢液中注入铁矿石生产过程的含铁副产物来生产经改良的钢的方法 |
DE102021122350A1 (de) * | 2021-08-30 | 2023-03-02 | Thyssenkrupp Steel Europe Ag | Verfahren zur Herstellung einer Eisenschmelze |
Family Cites Families (13)
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 |
-
1974
- 1974-01-16 DE DE2401909A patent/DE2401909C3/de not_active Expired
-
1975
- 1975-01-07 SE SE7500107A patent/SE402601B/sv not_active IP Right Cessation
- 1975-01-09 BE BE152252A patent/BE824238A/xx not_active IP Right Cessation
- 1975-01-09 IT IT19102/75A patent/IT1028240B/it active
- 1975-01-10 AT AT14875A patent/AT344212B/de not_active IP Right Cessation
- 1975-01-13 FR FR7500814A patent/FR2257692B1/fr not_active Expired
- 1975-01-14 US US05/540,957 patent/US4045214A/en not_active Expired - Lifetime
- 1975-01-14 LU LU71649A patent/LU71649A1/xx unknown
- 1975-01-15 ZA ZA00750279A patent/ZA75279B/xx unknown
- 1975-01-15 GB GB1767/75A patent/GB1485691A/en not_active Expired
- 1975-01-16 JP JP50007379A patent/JPS5815523B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2401909A1 (de) | 1975-07-17 |
FR2257692A1 (sv) | 1975-08-08 |
DE2401909B2 (de) | 1978-05-18 |
US4045214A (en) | 1977-08-30 |
JPS5815523B2 (ja) | 1983-03-26 |
BE824238A (fr) | 1975-05-02 |
AT344212B (de) | 1978-07-10 |
DE2401909C3 (de) | 1985-06-27 |
ZA75279B (en) | 1976-01-28 |
LU71649A1 (sv) | 1975-06-24 |
JPS50103412A (sv) | 1975-08-15 |
GB1485691A (en) | 1977-09-14 |
ATA14875A (de) | 1977-11-15 |
IT1028240B (it) | 1979-01-30 |
FR2257692B1 (sv) | 1980-03-14 |
SE402601B (sv) | 1978-07-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7500107-3 Effective date: 19880915 Format of ref document f/p: F |