BR0317226B1 - mÉtodo e equipamento de produÇço de ferro fundido. - Google Patents
mÉtodo e equipamento de produÇço de ferro fundido.Info
- Publication number
- BR0317226B1 BR0317226B1 BRPI0317226-0A BR0317226A BR0317226B1 BR 0317226 B1 BR0317226 B1 BR 0317226B1 BR 0317226 A BR0317226 A BR 0317226A BR 0317226 B1 BR0317226 B1 BR 0317226B1
- Authority
- BR
- Brazil
- Prior art keywords
- iron
- reduced
- coal
- packed bed
- manufacturing molten
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title abstract 6
- 229910001018 Cast iron Inorganic materials 0.000 title 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 18
- 229910052742 iron Inorganic materials 0.000 abstract 9
- 239000000463 material Substances 0.000 abstract 4
- 239000000203 mixture Substances 0.000 abstract 4
- 239000007789 gas Substances 0.000 abstract 3
- 238000000034 method Methods 0.000 abstract 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 239000003245 coal Substances 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 239000000654 additive Substances 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
-
- 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
- C21B13/0073—Selection or treatment of the reducing gases
-
- 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
- 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
- C21B2100/40—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
- C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
-
- 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)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Furnace Details (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20020082634 | 2002-12-23 | ||
| PCT/KR2003/002815 WO2004057038A1 (en) | 2002-12-23 | 2003-12-23 | An apparatus for manufacturing moltens irons to improve operation of fluidized bed type reduction apparatus and manufacturing method using the same |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| BR0317226A BR0317226A (pt) | 2005-11-01 |
| BR0317226B1 true BR0317226B1 (pt) | 2013-01-08 |
| BR0317226B8 BR0317226B8 (pt) | 2013-02-19 |
Family
ID=36241061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0317226-0A BR0317226B8 (pt) | 2002-12-23 | 2003-12-23 | mÉtodo e equipamento de produÇço de ferro fundido. |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US7713329B2 (pt) |
| EP (1) | EP1576198B1 (pt) |
| JP (1) | JP4191681B2 (pt) |
| KR (1) | KR101055846B1 (pt) |
| CN (1) | CN1754003B (pt) |
| AT (1) | ATE403014T1 (pt) |
| AU (1) | AU2003289518B2 (pt) |
| BR (1) | BR0317226B8 (pt) |
| CA (1) | CA2511731C (pt) |
| DE (1) | DE60322585D1 (pt) |
| RU (1) | RU2299245C2 (pt) |
| UA (1) | UA77355C2 (pt) |
| WO (1) | WO2004057038A1 (pt) |
| ZA (1) | ZA200505052B (pt) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL1766099T3 (pl) | 2004-05-31 | 2014-04-30 | Outotec Oyj | Urządzenie i proces służące do bezpośredniej redukcji |
| TWI381897B (zh) * | 2004-12-22 | 2013-01-11 | Taiyo Nippon Sanso Corp | 金屬超微粉之製造方法 |
| US20060165910A1 (en) * | 2005-01-21 | 2006-07-27 | Cabot Corporation | Processes for forming nanoparticles |
| KR100732461B1 (ko) | 2005-12-26 | 2007-06-27 | 주식회사 포스코 | 분철광석의 장입 및 배출을 개선한 용철제조방법 및 이를이용한 용철제조장치 |
| KR100778673B1 (ko) * | 2005-12-26 | 2007-11-22 | 주식회사 포스코 | 용철 제조 장치 |
| KR100743189B1 (ko) * | 2005-12-26 | 2007-07-27 | 주식회사 포스코 | 용철 제조 장치 및 제조 방법 |
| KR100711774B1 (ko) | 2005-12-26 | 2007-04-25 | 주식회사 포스코 | 환원체의 장입 구조를 개선한 용철제조장치 |
| KR101235252B1 (ko) * | 2005-12-26 | 2013-02-20 | 주식회사 포스코 | 탄화수소 함유가스 취입에 의한 용철제조방법 및 이를이용한 용철제조장치 |
| KR100711776B1 (ko) * | 2005-12-26 | 2007-04-30 | 주식회사 포스코 | 용철 제조 장치 |
| KR100972195B1 (ko) * | 2006-05-17 | 2010-07-23 | 주식회사 포스코 | 탄화수소 함유가스 취입에 의한 용철제조방법 및 이를이용한 용철제조장치 |
| KR100948929B1 (ko) * | 2007-12-24 | 2010-03-23 | 주식회사 포스코 | 환원로 및 이를 포함하는 용철 제조 장치 |
| KR100930680B1 (ko) * | 2007-12-26 | 2009-12-09 | 주식회사 포스코 | 용철제조장치 및 용철제조방법 |
| CN102031326B (zh) * | 2010-12-20 | 2012-05-02 | 张成顺 | 铁精矿粉直接熔融还原炼铁工艺 |
| KR101699236B1 (ko) * | 2015-12-23 | 2017-01-24 | 주식회사 포스코 | 용철 제조 장치 및 이를 이용한 용철 제조 방법 |
| KR101827996B1 (ko) * | 2016-10-17 | 2018-02-13 | 주식회사 포스코 | 용철제조방법 및 이를 이용한 용철제조장치 |
| CN107091569A (zh) * | 2017-03-24 | 2017-08-25 | 石家庄新华能源环保科技股份有限公司 | 回转窑以及利用该回转窑生产金属氢化物的多联产*** |
| KR102158227B1 (ko) * | 2018-08-02 | 2020-09-21 | 주식회사 포스코 | 풍구 수취입 장치 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3153091B2 (ja) * | 1994-03-10 | 2001-04-03 | 株式会社荏原製作所 | 廃棄物の処理方法及びガス化及び熔融燃焼装置 |
| US3305312A (en) | 1963-03-12 | 1967-02-21 | Exxon Research Engineering Co | Synthesis process |
| JPS6142590A (ja) * | 1984-08-03 | 1986-03-01 | Res Assoc Residual Oil Process<Rarop> | 重質油の熱分解と共に高濃度水素ガスを製造する方法 |
| JPS62228882A (ja) | 1986-03-28 | 1987-10-07 | 新日本製鐵株式会社 | 鉄鉱石予備還元装置 |
| EP0457923B1 (en) * | 1989-12-08 | 1996-04-03 | Kawasaki Steel Corporation | Fluidized bed gas sparger |
| US5185032A (en) | 1992-05-26 | 1993-02-09 | Fior De Venezuela | Process for fluidized bed direct steelmaking |
| AT404735B (de) | 1992-10-22 | 1999-02-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten |
| JPH07188721A (ja) | 1993-12-28 | 1995-07-25 | Nkk Corp | 鉄鉱石の予備還元方法及びその方法を実施するための 予備還元炉 |
| AT403926B (de) * | 1996-07-10 | 1998-06-25 | Voest Alpine Ind Anlagen | Verfahren zum erzeugen eines für eine reduktion von metallerz dienenden reduktionsgases und anlage zur durchführung des verfahrens |
| AT406271B8 (de) | 1997-08-18 | 2000-05-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur direktreduktion von teilchenförmigem eisenoxidhältigem material |
| JPH11131118A (ja) | 1997-10-31 | 1999-05-18 | Nkk Corp | 予備還元炉 |
| BR9807591A (pt) * | 1997-12-20 | 2000-02-22 | Po Hang Iron & Steel | Aparelho para a fabricação de ferro gusa fundido e ferro reduzido utilização de leite fluidificado, e método parao mesmo |
| CN1262791C (zh) * | 1998-06-16 | 2006-07-05 | 三菱重工业株式会社 | 流化床焚烧炉及其运行方法 |
| US6085538A (en) | 1998-08-26 | 2000-07-11 | Carrier Corporation | Control box door/fairing for front grille of an air conditioner |
| LU90291B1 (de) | 1998-09-23 | 2000-03-24 | Wurth Paul Sa | Verfahren zum herstellen von direkt reduziertem Metall in einem Etagenofen |
| KR100321050B1 (ko) | 1998-12-09 | 2002-04-17 | 이구택 | 분철광석의유동층식예비환원장치및이를이용한예비환원방법 |
| AT409387B (de) * | 2000-06-28 | 2002-07-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur gasreduktion von teilchenförmigen oxidhältigen erzen |
| CN2433260Y (zh) | 2000-07-21 | 2001-06-06 | 中国科学院化工冶金研究所 | 多级流化移动床熔态还原炼铁炉 |
| AT410803B (de) | 2001-09-27 | 2003-08-25 | Voest Alpine Ind Anlagen | Verfahren zur reduktion von metallhältigem, insbesondere eisenerzhältigem, teilchenförmigem material |
-
2003
- 2003-12-23 EP EP03778993A patent/EP1576198B1/en not_active Expired - Fee Related
- 2003-12-23 WO PCT/KR2003/002815 patent/WO2004057038A1/en active Application Filing
- 2003-12-23 UA UAA200505486A patent/UA77355C2/uk unknown
- 2003-12-23 DE DE60322585T patent/DE60322585D1/de not_active Expired - Lifetime
- 2003-12-23 AU AU2003289518A patent/AU2003289518B2/en not_active Ceased
- 2003-12-23 US US10/540,496 patent/US7713329B2/en not_active Expired - Fee Related
- 2003-12-23 AT AT03778993T patent/ATE403014T1/de active
- 2003-12-23 JP JP2004562101A patent/JP4191681B2/ja not_active Expired - Fee Related
- 2003-12-23 KR KR1020057011329A patent/KR101055846B1/ko active IP Right Grant
- 2003-12-23 CA CA2511731A patent/CA2511731C/en not_active Expired - Fee Related
- 2003-12-23 BR BRPI0317226-0A patent/BR0317226B8/pt not_active IP Right Cessation
- 2003-12-23 RU RU2005118994/02A patent/RU2299245C2/ru not_active IP Right Cessation
- 2003-12-23 CN CN2003801074464A patent/CN1754003B/zh not_active Expired - Fee Related
-
2005
- 2005-06-22 ZA ZA200505052A patent/ZA200505052B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE60322585D1 (de) | 2008-09-11 |
| EP1576198A1 (en) | 2005-09-21 |
| CA2511731A1 (en) | 2004-07-08 |
| US7713329B2 (en) | 2010-05-11 |
| WO2004057038A1 (en) | 2004-07-08 |
| BR0317226A (pt) | 2005-11-01 |
| AU2003289518B2 (en) | 2007-09-06 |
| JP4191681B2 (ja) | 2008-12-03 |
| AU2003289518A1 (en) | 2004-07-14 |
| US20060119023A1 (en) | 2006-06-08 |
| JP2006511708A (ja) | 2006-04-06 |
| ZA200505052B (en) | 2006-10-25 |
| CN1754003A (zh) | 2006-03-29 |
| KR101055846B1 (ko) | 2011-08-09 |
| EP1576198B1 (en) | 2008-07-30 |
| BR0317226B8 (pt) | 2013-02-19 |
| CA2511731C (en) | 2012-08-21 |
| ATE403014T1 (de) | 2008-08-15 |
| UA77355C2 (en) | 2006-11-15 |
| RU2005118994A (ru) | 2006-02-10 |
| KR20050089836A (ko) | 2005-09-08 |
| EP1576198A4 (en) | 2006-09-20 |
| CN1754003B (zh) | 2012-05-30 |
| RU2299245C2 (ru) | 2007-05-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
| B06J | Correction of requirement [chapter 6.10 patent gazette] |
Free format text: REFERENTE A RPI 2070 DE 08/09/2010 |
|
| 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 23/12/2003, OBSERVADAS AS CONDICOES LEGAIS. |
|
| B16C | Correction of notification of the grant [chapter 16.3 patent gazette] |
Free format text: REFERENTE A RPI 2192 DE 08/01/2013, QUANDO AO ITEM 51. |
|
| B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE A 19A ANUIDADE. |
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| B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |
Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2703 DE 25-10-2022 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |