BRPI0414335B8 - método de fabricação de ferro fundido, método integrado de fabricação de aço, equipamento de fabricação de ferro fundido e fábrica integrada de aço - Google Patents
método de fabricação de ferro fundido, método integrado de fabricação de aço, equipamento de fabricação de ferro fundido e fábrica integrada de açoInfo
- Publication number
- BRPI0414335B8 BRPI0414335B8 BRPI0414335A BRPI0414335A BRPI0414335B8 BR PI0414335 B8 BRPI0414335 B8 BR PI0414335B8 BR PI0414335 A BRPI0414335 A BR PI0414335A BR PI0414335 A BRPI0414335 A BR PI0414335A BR PI0414335 B8 BRPI0414335 B8 BR PI0414335B8
- Authority
- BR
- Brazil
- Prior art keywords
- cast iron
- iron
- fuser
- integrated steel
- fines
- 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
- C21B13/0086—Conditioning, transformation of reduced iron ores
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- 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
- C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
-
- 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
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
-
- 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
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
- C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
-
- 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
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Dispersion Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
Abstract
"método de fabricação de ferro fundido, método integrado de fabricação de aço, equipamento de fabricação de ferro fundido e fábrica integrada de aço". é proporcionado um equipamento de fabricação de ferro fundido usando diretamente finos ou compactados de carvões e minérios contendo finos de ferro, um método do mesmo, uma fábrica de aço usando o mesmo, e um método da mesma. o método de fabricação de ferro fundido compreende as etapas de: fabricar uma mistura contendo ferro pela mistura de minérios contendo finos de ferro e matérias-primas suplementares e secar a mistura resultante, converter a mistura contendo ferro a um material reduzido pela redução e sinterização, enquanto a mistura contendo ferro passa através de uma unidade de reação de leito fluidizado multi-estágio, os quais estão sequencialmente conectados uns aos outros, fabricar pelotas pelo empelotamento do material reduzido a alta temperatura, formar um leito empacotado de carvão pela carga de carvões compactados e pelotas que são feitas pelo empelotamento de finos de carvões para dentro de um fusor-gasificador como fontes de calor para fundir as pelotas, fabricar ferro fundido pela carga de pelotas para dentro do fusor-gaseificador conectado a uma unidade de reação de leito fluidizado multi-estágio e suprir oxigênio para dentro do fusor-gasificador e suprir gás de carvão de redução exaurido do fusor-gasificador para dentro da unidade de reação de leito fluidizado multi-estágio.
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-03-0088033 | 2003-12-05 | ||
| KR10-03-0088035 | 2003-12-05 | ||
| KR20030088035 | 2003-12-05 | ||
| KR20030088033 | 2003-12-05 | ||
| KR10-04-0101147 | 2004-12-03 | ||
| KR1020040101147A KR101128939B1 (ko) | 2003-12-05 | 2004-12-03 | 분상 또는 괴상의 일반탄 및 분상의 철함유 광석을 직접사용한 용철제조장치 및 그 용철제조방법과 이를 이용한일관제철장치 및 그 일관제철방법 |
| PCT/KR2004/003192 WO2005054520A1 (en) | 2003-12-05 | 2004-12-06 | An apparatus for manufacturing a molten iron directly using fine or lump coals and fine iron ores, the method thereof, the integrated steel mill using the same and the method thereof |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| BRPI0414335A BRPI0414335A (pt) | 2006-11-07 |
| BRPI0414335B1 BRPI0414335B1 (pt) | 2015-03-17 |
| BRPI0414335B8 true BRPI0414335B8 (pt) | 2017-05-23 |
Family
ID=36616652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0414335A BRPI0414335B8 (pt) | 2003-12-05 | 2004-12-06 | método de fabricação de ferro fundido, método integrado de fabricação de aço, equipamento de fabricação de ferro fundido e fábrica integrada de aço |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1689892B1 (pt) |
| AU (1) | AU2004295629B2 (pt) |
| BR (1) | BRPI0414335B8 (pt) |
| WO (1) | WO2005054520A1 (pt) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100939268B1 (ko) | 2006-08-11 | 2010-01-29 | 주식회사 포스코 | 용철제조장치 및 이를 이용한 용철제조방법 |
| DE102006048601A1 (de) * | 2006-10-13 | 2008-04-17 | Voest-Alpine Industrieanlagenbau Gmbh & Co | Verfahren und Vorrichtung zur Herstellung von geschmolzenem Material |
| KR100948929B1 (ko) | 2007-12-24 | 2010-03-23 | 주식회사 포스코 | 환원로 및 이를 포함하는 용철 제조 장치 |
| AT506640B1 (de) | 2008-03-17 | 2010-07-15 | Siemens Vai Metals Tech Gmbh | Verfahren und vorrichtung zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten |
| AT507261B1 (de) | 2008-09-11 | 2010-09-15 | Siemens Vai Metals Tech Gmbh | Verfahren zur herstellung von agglomeraten |
| AT508523B1 (de) * | 2009-07-31 | 2011-04-15 | Siemens Vai Metals Tech Gmbh | Reformgasbasiertes reduktionsverfahren und vorrichtung mit decarbonisierung des brenngases für den reformer |
| KR101050803B1 (ko) * | 2009-09-17 | 2011-07-20 | 주식회사 포스코 | 환원철 제조 장치 및 그 제조 방법 |
| AT508953B1 (de) | 2009-10-16 | 2011-07-15 | Siemens Vai Metals Tech Gmbh | Verfahren und vorrichtung zur chargierung in ein einschmelzaggregat |
| KR101289217B1 (ko) * | 2010-12-28 | 2013-07-29 | 주식회사 포스코 | 일관제철시스템 및 일관제철방법 |
| KR101353456B1 (ko) * | 2011-12-28 | 2014-01-21 | 주식회사 포스코 | 분철 및 환원철 제조장치 및 그 방법 |
| KR101550893B1 (ko) | 2013-12-10 | 2015-09-18 | 주식회사 포스코 | 용철제조방법 및 용철제조장치 |
| WO2016072613A1 (ko) * | 2014-11-06 | 2016-05-12 | 주식회사 포스코 | 복합 용철 제조 장치 |
| RU2740547C2 (ru) * | 2018-09-07 | 2021-01-15 | Федеральное государственное автономное образовательное учреждение высшего образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" (УрФУ) | Способ выплавки стали и сплавов в замкнутом энергометаллургическом цикле |
| IT201900002081A1 (it) * | 2019-02-13 | 2020-08-13 | Danieli Off Mecc | Impianto di riduzione diretta e relativo processo |
| WO2021237308A1 (en) * | 2020-05-29 | 2021-12-02 | Technological Resources Pty. Limited | Biomass direct reduced iron |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6311610A (ja) * | 1986-07-02 | 1988-01-19 | Nippon Steel Corp | 鉄鉱石の予備還元装置 |
| JPH04136111A (ja) * | 1990-09-27 | 1992-05-11 | Nisshin Steel Co Ltd | 溶融還元製鉄法 |
| AT402937B (de) * | 1992-05-22 | 1997-09-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur direktreduktion von teilchenförmigem eisenoxidhältigem material |
| AT405742B (de) * | 1996-07-10 | 1999-11-25 | Voest Alpine Ind Anlagen | Verfahren zur herstellung von flüssigem metall und anlage zur durchführung des verfahrens |
| AT405651B (de) * | 1996-10-08 | 1999-10-25 | Voest Alpine Ind Anlagen | Vorrichtung zum dosierten einbringen von feinteilchenförmigem material in ein reaktorgefäss |
| AT407053B (de) * | 1997-07-04 | 2000-12-27 | Voest Alpine Ind Anlagen | Verfahren und anlage zur herstellung einer metallschmelze in einem einschmelzvergaser unter verwertung von feinkohle |
| US6063155A (en) * | 1998-04-06 | 2000-05-16 | Orinoco Iron, C.A. | Fluidized bed process for the production of iron carbide |
| AT409387B (de) * | 2000-06-28 | 2002-07-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur gasreduktion von teilchenförmigen oxidhältigen erzen |
| JP4859268B2 (ja) * | 2000-09-19 | 2012-01-25 | 三菱重工業株式会社 | 溶銑製造方法および溶銑製造装置 |
| KR100584745B1 (ko) * | 2001-12-21 | 2006-05-30 | 주식회사 포스코 | 일반탄 및 분철광석을 이용한 용철제조공정에 있어서함철더스트 및 슬러지 재활용 장치 및 방법 |
-
2004
- 2004-12-06 EP EP04808323A patent/EP1689892B1/en active Active
- 2004-12-06 WO PCT/KR2004/003192 patent/WO2005054520A1/en active Application Filing
- 2004-12-06 BR BRPI0414335A patent/BRPI0414335B8/pt active IP Right Grant
- 2004-12-06 AU AU2004295629A patent/AU2004295629B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP1689892A1 (en) | 2006-08-16 |
| EP1689892B1 (en) | 2010-10-13 |
| WO2005054520A1 (en) | 2005-06-16 |
| BRPI0414335A (pt) | 2006-11-07 |
| AU2004295629A1 (en) | 2005-06-16 |
| AU2004295629B2 (en) | 2008-11-20 |
| EP1689892A4 (en) | 2008-03-19 |
| BRPI0414335B1 (pt) | 2015-03-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B07A | Technical examination (opinion): publication of technical examination (opinion) | ||
| B09A | Decision: intention to grant | ||
| B16A | Patent or certificate of addition of invention granted |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 17/03/2015, OBSERVADAS AS CONDICOES LEGAIS. |
|
| B16C | Correction of notification of the grant |