BR112012008905B1 - processo e dispositivo para a produção de ferro-gusa em uma unidade de fusão redutora. - Google Patents
processo e dispositivo para a produção de ferro-gusa em uma unidade de fusão redutora. Download PDFInfo
- Publication number
- BR112012008905B1 BR112012008905B1 BR112012008905A BR112012008905A BR112012008905B1 BR 112012008905 B1 BR112012008905 B1 BR 112012008905B1 BR 112012008905 A BR112012008905 A BR 112012008905A BR 112012008905 A BR112012008905 A BR 112012008905A BR 112012008905 B1 BR112012008905 B1 BR 112012008905B1
- Authority
- BR
- Brazil
- Prior art keywords
- reducing
- primary product
- reducing gas
- unit
- reservoir tank
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 35
- 230000004927 fusion Effects 0.000 title claims abstract description 23
- 229910000805 Pig iron Inorganic materials 0.000 title claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 title claims description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 120
- 229910052742 iron Inorganic materials 0.000 claims abstract description 59
- 238000003860 storage Methods 0.000 claims abstract description 47
- 239000000969 carrier Substances 0.000 claims abstract description 18
- 238000005056 compaction Methods 0.000 claims description 19
- 238000010405 reoxidation reaction Methods 0.000 claims description 15
- 230000005484 gravity Effects 0.000 claims description 8
- 239000008188 pellet Substances 0.000 claims description 4
- 238000005496 tempering Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 47
- 238000007792 addition Methods 0.000 description 28
- 239000000463 material Substances 0.000 description 13
- 238000009434 installation Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000010791 quenching Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
-
- 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
- C21B13/0093—Protecting against oxidation
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/0025—Charging or loading melting furnaces with material in the solid state
-
- 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
-
- 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
-
- 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)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- General Engineering & Computer Science (AREA)
- Manufacture Of Iron (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Furnace Details (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Furnace Charging Or Discharging (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ATA1636/2009 | 2009-10-16 | ||
| AT0163609A AT508953B1 (de) | 2009-10-16 | 2009-10-16 | Verfahren und vorrichtung zur chargierung in ein einschmelzaggregat |
| PCT/EP2010/064867 WO2011045212A1 (de) | 2009-10-16 | 2010-10-06 | Verfahren und vorrichtung zur chargierung in ein einschmelzaggregat |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| BR112012008905A2 BR112012008905A2 (pt) | 2018-05-02 |
| BR112012008905A8 BR112012008905A8 (pt) | 2018-06-12 |
| BR112012008905B1 true BR112012008905B1 (pt) | 2020-04-14 |
Family
ID=43428772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112012008905A BR112012008905B1 (pt) | 2009-10-16 | 2010-10-06 | processo e dispositivo para a produção de ferro-gusa em uma unidade de fusão redutora. |
Country Status (13)
| Country | Link |
|---|---|
| US (2) | US8728384B2 (enExample) |
| EP (1) | EP2488810A1 (enExample) |
| JP (1) | JP2013507527A (enExample) |
| KR (1) | KR101724268B1 (enExample) |
| CN (1) | CN102612632B (enExample) |
| AT (1) | AT508953B1 (enExample) |
| AU (1) | AU2010305955B2 (enExample) |
| BR (1) | BR112012008905B1 (enExample) |
| CA (1) | CA2777654C (enExample) |
| IN (1) | IN2012DN02795A (enExample) |
| RU (1) | RU2533990C2 (enExample) |
| UA (1) | UA106508C2 (enExample) |
| WO (1) | WO2011045212A1 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101187851B1 (ko) * | 2010-11-19 | 2012-10-04 | 주식회사 포스코 | 용철제조장치 및 이를 이용한 용철제조방법 |
| CN104648892B (zh) * | 2014-01-17 | 2016-09-07 | 柳州钢铁股份有限公司 | 烧结矿直拔料装置 |
| US11427877B2 (en) | 2017-09-21 | 2022-08-30 | Nucor Corporation | Direct reduced iron (DRI) heat treatment, products formed therefrom, and use thereof |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3835332A1 (de) * | 1988-10-17 | 1990-04-19 | Ralph Weber | Verfahren zur herstellung von stahl aus feinerz |
| JPH07103410B2 (ja) | 1990-02-02 | 1995-11-08 | 日本鋼管株式会社 | 溶融還元設備における加圧式溶融還元炉の炉内圧安定化装置 |
| ES2116996T3 (es) * | 1991-05-30 | 1998-08-01 | Hylsa Sa | Metodo para el transporte de esponja de hierro. |
| CN1037192C (zh) * | 1991-06-03 | 1998-01-28 | 伊尔萨公司 | 输送海锦铁的方法和设备 |
| JP3403093B2 (ja) | 1998-10-21 | 2003-05-06 | 三菱重工業株式会社 | 還元鉄の製造方法および製造設備 |
| AT408991B (de) | 2000-04-28 | 2002-04-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur herstellung einer metallschmelze |
| KR101022447B1 (ko) * | 2002-12-21 | 2011-03-15 | 주식회사 포스코 | 분환원철 및 소성부원료를 고온 괴성화하는 용철제조장치및 그 용철제조방법 |
| CN1325666C (zh) * | 2002-12-21 | 2007-07-11 | Posco公司 | 制造铁水的设备及其使用方法 |
| US7700035B2 (en) * | 2003-10-21 | 2010-04-20 | Outotec Oyj | Direct smelting plant and process |
| CN1243004C (zh) | 2003-12-01 | 2006-02-22 | 中国海洋大学 | 三环缩醛内酯素及其制备方法和用途 |
| AU2004295629B2 (en) * | 2003-12-05 | 2008-11-20 | Posco | 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 |
| AU2005265480B2 (en) * | 2004-07-30 | 2008-06-12 | Posco | Apparatus for manufacturing molten irons by injecting fine coals into a melter-gasifier and the method using the same |
| AU2005296406B2 (en) * | 2004-10-19 | 2009-12-10 | Posco | Apparatus for manufacturing compacted irons of reduced materials comprising fine direct reduced irons and apparatus for manufacturing molten irons using the same |
| JP5323378B2 (ja) * | 2008-03-28 | 2013-10-23 | 株式会社神戸製鋼所 | 溶鉄製造用原料投入装置および溶鉄製造用原料投入方法 |
| MX2010011424A (es) * | 2008-04-17 | 2011-05-30 | Hyl Technologies Sa De Cv | Planta para fabricacion de acero que comprende una planta de reduccion directa y un horno electrico de arco. |
| AT506837B1 (de) | 2008-06-06 | 2010-03-15 | Siemens Vai Metals Tech Gmbh | Verfahren und vorrichtung zur herstellung von roheisen oder flüssigen stahlvorprodukten |
-
2009
- 2009-10-16 AT AT0163609A patent/AT508953B1/de active
-
2010
- 2010-10-06 CA CA2777654A patent/CA2777654C/en active Active
- 2010-10-06 BR BR112012008905A patent/BR112012008905B1/pt active IP Right Grant
- 2010-10-06 RU RU2012120086/02A patent/RU2533990C2/ru active
- 2010-10-06 JP JP2012533571A patent/JP2013507527A/ja active Pending
- 2010-10-06 UA UAA201204641A patent/UA106508C2/uk unknown
- 2010-10-06 WO PCT/EP2010/064867 patent/WO2011045212A1/de not_active Ceased
- 2010-10-06 EP EP10765415A patent/EP2488810A1/de not_active Withdrawn
- 2010-10-06 IN IN2795DEN2012 patent/IN2012DN02795A/en unknown
- 2010-10-06 CN CN201080046646.3A patent/CN102612632B/zh active Active
- 2010-10-06 KR KR1020127012560A patent/KR101724268B1/ko active Active
- 2010-10-06 AU AU2010305955A patent/AU2010305955B2/en active Active
- 2010-10-06 US US13/502,282 patent/US8728384B2/en active Active
-
2014
- 2014-03-06 US US14/198,697 patent/US9365906B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US20140196571A1 (en) | 2014-07-17 |
| KR101724268B1 (ko) | 2017-04-07 |
| IN2012DN02795A (enExample) | 2015-07-24 |
| WO2011045212A1 (de) | 2011-04-21 |
| CA2777654A1 (en) | 2011-04-21 |
| AU2010305955A1 (en) | 2012-04-19 |
| BR112012008905A2 (pt) | 2018-05-02 |
| BR112012008905A8 (pt) | 2018-06-12 |
| US9365906B2 (en) | 2016-06-14 |
| US20120279356A1 (en) | 2012-11-08 |
| US8728384B2 (en) | 2014-05-20 |
| JP2013507527A (ja) | 2013-03-04 |
| RU2012120086A (ru) | 2013-11-27 |
| UA106508C2 (uk) | 2014-09-10 |
| AU2010305955B2 (en) | 2013-06-27 |
| CN102612632B (zh) | 2014-09-24 |
| EP2488810A1 (de) | 2012-08-22 |
| AT508953A1 (de) | 2011-05-15 |
| KR20120094928A (ko) | 2012-08-27 |
| CA2777654C (en) | 2017-08-22 |
| RU2533990C2 (ru) | 2014-11-27 |
| AT508953B1 (de) | 2011-07-15 |
| CN102612632A (zh) | 2012-07-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B25D | Requested change of name of applicant approved |
Owner name: PRIMETALS TECHNOLOGIES AUSTRIA GMBH (AT) |
|
| B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
| B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 06/10/2010, OBSERVADAS AS CONDICOES LEGAIS. |