IT1065052B - Metodo per ottenere un prodotto parzialmente ridotto da un materiale contenente ossido metallico finemente suddiviso - Google Patents
Metodo per ottenere un prodotto parzialmente ridotto da un materiale contenente ossido metallico finemente suddivisoInfo
- Publication number
- IT1065052B IT1065052B IT24968/76A IT2496876A IT1065052B IT 1065052 B IT1065052 B IT 1065052B IT 24968/76 A IT24968/76 A IT 24968/76A IT 2496876 A IT2496876 A IT 2496876A IT 1065052 B IT1065052 B IT 1065052B
- Authority
- IT
- Italy
- Prior art keywords
- obtaining
- material containing
- metallic oxide
- partially reduced
- containing metallic
- 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
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
- C21B13/002—Reduction of iron ores by passing through a heated column of carbon
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- C21B13/0026—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide in the flame of a burner or a hot gas stream
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
-
- 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
- C21B2100/62—Energy conversion other than by heat exchange, e.g. by use of exhaust gas in energy production
-
- 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)
- Mechanical Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
- Press Drives And Press Lines (AREA)
- Forging (AREA)
- Adornments (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7507696A SE395017B (sv) | 1975-07-04 | 1975-07-04 | Forfarande for att ur finfordelade metalloxidhaltiga material framstella en forreducerad produkt, varvid materialet smeltes och reduceras under fall genom ett schakt |
| SE7604046A SE400312B (sv) | 1976-04-06 | 1976-04-06 | Sett att ur finfordelade metallsulfider framstella en forreducerad produkt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1065052B true IT1065052B (it) | 1985-02-25 |
Family
ID=26656632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT24968/76A IT1065052B (it) | 1975-07-04 | 1976-07-02 | Metodo per ottenere un prodotto parzialmente ridotto da un materiale contenente ossido metallico finemente suddiviso |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4087274A (it) |
| JP (1) | JPS528905A (it) |
| AT (1) | AT369429B (it) |
| AU (1) | AU498857B2 (it) |
| BR (1) | BR7604353A (it) |
| CA (1) | CA1077723A (it) |
| DD (1) | DD126712A5 (it) |
| DE (2) | DE2660884C2 (it) |
| DK (1) | DK288176A (it) |
| ES (1) | ES449348A1 (it) |
| FI (1) | FI66433C (it) |
| FR (1) | FR2326475A1 (it) |
| GB (1) | GB1554263A (it) |
| IT (1) | IT1065052B (it) |
| LU (1) | LU75298A1 (it) |
| MY (1) | MY8200270A (it) |
| NL (1) | NL7607352A (it) |
| NO (2) | NO143068C (it) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE439932B (sv) * | 1980-11-10 | 1985-07-08 | Skf Steel Eng Ab | Forfarande for framstellning av metall ur finkorniga metalloxidmaterial |
| SE444578B (sv) * | 1980-12-01 | 1986-04-21 | Boliden Ab | Forfarande for utvinning av metallinnehall ur komplexa sulfidiska metallravaror |
| SE444184B (sv) * | 1980-12-01 | 1986-03-24 | Boliden Ab | Forfarande for utvinning av bly ur sulfidiska material blyramaterial innehallande fororeningar av vismut, arsenik, antimon eller tenn |
| 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 |
| SE8302764L (sv) * | 1983-05-17 | 1984-11-18 | Boliden Ab | Forfarande for framstellning av rably ur sulfidiska blyravaror |
| US4519836A (en) * | 1983-07-20 | 1985-05-28 | Vsesojuzny Nauchno-Issledovatelsky Institut Tsvetnoi Metallurgii | Method of processing lead sulphide or lead-zinc sulphide ores, or sulphide concentrates, or mixtures thereof |
| IN164687B (it) * | 1984-08-16 | 1989-05-13 | Voest Alpine Ag | |
| ZA85287B (en) * | 1985-01-21 | 1986-09-24 | Korf Engineering Gmbh | Process for the production of pig iron |
| DE3540541A1 (de) * | 1985-11-15 | 1987-05-21 | Metallgesellschaft Ag | Verfahren zur reduktion von hoeheren metalloxiden zu niedrigen metalloxiden |
| US4664701A (en) * | 1986-01-15 | 1987-05-12 | Blaw Knox Corporation | Method and plant for fully continuous production of steel strip from ore |
| DE3607776A1 (de) * | 1986-03-08 | 1987-09-17 | Kloeckner Cra Tech | Verfahren zur herstellung von eisen |
| DE3607775A1 (de) * | 1986-03-08 | 1987-09-17 | Kloeckner Cra Tech | Verfahren zur schmelzreduktion von eisenerz |
| DE3607774A1 (de) * | 1986-03-08 | 1987-09-17 | Kloeckner Cra Tech | Verfahren zur zweistufigen schmelzreduktion von eisenerz |
| FI79560B (fi) * | 1988-02-22 | 1989-09-29 | Outokumpu Oy | Smaeltugn och foerfarande foer chargering av det material, som behandlas, in i den. |
| US4857104A (en) * | 1988-03-09 | 1989-08-15 | Inco Limited | Process for reduction smelting of materials containing base metals |
| FI83670C (sv) * | 1988-03-30 | 1991-08-12 | Ahlstroem Oy | Förreduktion av metalloxidhaltigt material |
| FI84841C (sv) * | 1988-03-30 | 1992-01-27 | Ahlstroem Oy | Förfarande och anordning för reduktion av metalloxidhaltigt material |
| FI86578C (fi) * | 1990-07-04 | 1992-09-10 | Ahlstroem Oy | Foerfarande och anordning foer avkylning av heta gaser. |
| NL9401103A (nl) * | 1994-07-01 | 1996-02-01 | Hoogovens Groep Bv | Werkwijze en inrichting voor het voorreduceren van ijzerverbindingen. |
| AT406480B8 (de) * | 1995-07-19 | 2000-07-25 | Voest Alpine Ind Anlagen | Verfahren zur herstellung von flüssigem roheisen oder stahlvorprodukten und anlage zur durchführung des verfahrens |
| AT407052B (de) * | 1998-08-13 | 2000-12-27 | Voest Alpine Ind Anlagen | Verfahren zur herstellung von flüssigem roheisen |
| US6528033B1 (en) * | 2000-01-18 | 2003-03-04 | Valence Technology, Inc. | Method of making lithium-containing materials |
| AT409137B (de) * | 2000-09-22 | 2002-05-27 | Voest Alpine Ind Anlagen | Verfahren und vorrichtung zur erzeugung eines festbettes |
| JP5166804B2 (ja) * | 2007-09-19 | 2013-03-21 | 株式会社神戸製鋼所 | 溶鉄製造方法 |
| JP5166805B2 (ja) * | 2007-09-19 | 2013-03-21 | 株式会社神戸製鋼所 | アーク加熱による溶鉄製造方法 |
| RU2449031C2 (ru) * | 2011-03-17 | 2012-04-27 | Владимир Иванович Лунев | Способ получения обесфосфоренного концентрата оолитовых железных руд |
| DE102011121507A1 (de) * | 2011-12-16 | 2013-06-20 | Ecoloop Gmbh | Verfahren zur carbothermischen oder elektrothermischen Herstellung von Roheisen oder Basisprodukten |
| WO2013091847A1 (en) * | 2011-12-19 | 2013-06-27 | Tata Steel Nederland Technology Bv | Smelting cyclone and apparatus provided with such a smelting cyclone |
| RU2568802C2 (ru) * | 2014-08-18 | 2015-11-20 | Владимир Иванович Лунёв | Способ переработки железной руды оолитового строения и устройство для его реализации |
| AU2020392541A1 (en) * | 2019-11-28 | 2022-06-16 | Tata Steel Ijmuiden B.V. | Apparatus for the production of molten iron |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2503555A (en) * | 1943-09-25 | 1950-04-11 | Henry G Lykken | Ore conditioning and reduction process |
| US2784077A (en) * | 1955-04-21 | 1957-03-05 | William E Greenawalt | Processes of smelting finely divided metallic ore |
| US2876092A (en) * | 1956-09-27 | 1959-03-03 | William E Greenawalt | Smelting finely divided iron ore |
| US2846302A (en) * | 1957-02-11 | 1958-08-05 | William E Greenawalt | Smelting finely divided iron ore processes |
| FR1240639A (fr) * | 1959-07-29 | 1960-09-09 | Soc Metallurgique Imphy | Procédé de réduction directe de minerai de fer |
| US3145094A (en) * | 1959-09-12 | 1964-08-18 | Nakajima Toitsu | Process and apparatus for making steel from powdered iron ore |
| US3350195A (en) * | 1965-08-20 | 1967-10-31 | Phillips Petroleum Co | Production of beneficiated iron ore-coked product |
| US3607217A (en) * | 1968-12-11 | 1971-09-21 | Exxon Research Engineering Co | Agglomeration of particulate metals |
-
1976
- 1976-06-25 US US05/700,031 patent/US4087274A/en not_active Expired - Lifetime
- 1976-06-25 DK DK288176A patent/DK288176A/da not_active Application Discontinuation
- 1976-06-29 DD DD193625A patent/DD126712A5/xx unknown
- 1976-06-30 ES ES449348A patent/ES449348A1/es not_active Expired
- 1976-06-30 CA CA256,096A patent/CA1077723A/en not_active Expired
- 1976-07-02 AU AU15516/76A patent/AU498857B2/en not_active Expired
- 1976-07-02 AT AT0486376A patent/AT369429B/de not_active IP Right Cessation
- 1976-07-02 DE DE2660884A patent/DE2660884C2/de not_active Expired
- 1976-07-02 BR BR7604353A patent/BR7604353A/pt unknown
- 1976-07-02 NL NL7607352A patent/NL7607352A/xx not_active Application Discontinuation
- 1976-07-02 GB GB27586/76A patent/GB1554263A/en not_active Expired
- 1976-07-02 FI FI761947A patent/FI66433C/fi not_active IP Right Cessation
- 1976-07-02 IT IT24968/76A patent/IT1065052B/it active
- 1976-07-02 LU LU75298A patent/LU75298A1/xx unknown
- 1976-07-02 DE DE2629743A patent/DE2629743C2/de not_active Expired
- 1976-07-02 NO NO762314A patent/NO143068C/no unknown
- 1976-07-05 JP JP51079746A patent/JPS528905A/ja active Granted
- 1976-07-05 FR FR7620486A patent/FR2326475A1/fr active Granted
-
1980
- 1980-03-14 NO NO800737A patent/NO143165C/no unknown
-
1982
- 1982-12-30 MY MY270/82A patent/MY8200270A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI66433C (fi) | 1984-10-10 |
| DE2629743A1 (de) | 1977-01-20 |
| BR7604353A (pt) | 1977-07-26 |
| DD126712A5 (it) | 1977-08-10 |
| JPS528905A (en) | 1977-01-24 |
| FR2326475A1 (fr) | 1977-04-29 |
| NO143068B (no) | 1980-09-01 |
| AT369429B (de) | 1982-12-27 |
| MY8200270A (en) | 1982-12-31 |
| LU75298A1 (it) | 1977-02-23 |
| NO143165B (no) | 1980-09-15 |
| DK288176A (da) | 1977-01-05 |
| NO143068C (no) | 1980-12-10 |
| US4087274A (en) | 1978-05-02 |
| ES449348A1 (es) | 1977-12-01 |
| JPS5726335B2 (it) | 1982-06-03 |
| NO800737L (no) | 1977-01-05 |
| NL7607352A (nl) | 1977-01-06 |
| CA1077723A (en) | 1980-05-20 |
| AU1551676A (en) | 1978-01-05 |
| DE2629743C2 (de) | 1984-06-20 |
| FI761947A (it) | 1977-01-05 |
| NO143165C (no) | 1980-12-29 |
| NO762314L (it) | 1977-01-05 |
| ATA486376A (de) | 1982-05-15 |
| GB1554263A (en) | 1979-10-17 |
| DE2660884C2 (de) | 1985-04-11 |
| FI66433B (fi) | 1984-06-29 |
| AU498857B2 (en) | 1979-03-29 |
| FR2326475B1 (it) | 1981-03-06 |
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