JP5031888B2 - 多用途高温直接還元鉄の供給方法及びシステム - Google Patents
多用途高温直接還元鉄の供給方法及びシステム Download PDFInfo
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- JP5031888B2 JP5031888B2 JP2010502113A JP2010502113A JP5031888B2 JP 5031888 B2 JP5031888 B2 JP 5031888B2 JP 2010502113 A JP2010502113 A JP 2010502113A JP 2010502113 A JP2010502113 A JP 2010502113A JP 5031888 B2 JP5031888 B2 JP 5031888B2
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- reduced iron
- direct reduced
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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
- C21B13/14—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
- C21B13/0086—Conditioning, transformation of reduced iron ores
-
- 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
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/527—Charging of the electric furnace
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/005—Shaft or like vertical or substantially vertical furnaces wherein no smelting of the charge occurs, e.g. calcining or sintering furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B19/00—Combinations of furnaces of kinds not covered by a single preceding main group
- F27B19/04—Combinations of furnaces of kinds not covered by a single preceding main group arranged for associated working
-
- 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
- F27D3/0033—Charging; Discharging; Manipulation of charge charging of particulate material
-
- 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
- F27D3/10—Charging directly from hoppers or shoots
-
- 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
- C21B2100/26—Increasing the gas reduction potential of recycled exhaust gases by adding additional fuel in recirculation pipes
-
- 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
- C21B2100/66—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
-
- 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
- Y02P10/20—Recycling
-
- 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
- Y02P10/25—Process efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacture Of Iron (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Charging Or Discharging (AREA)
- Manufacture And Refinement Of Metals (AREA)
Description
本出願は、2007年4月2日に出願された米国仮特許出願第60/921,539号「METHOD AND SYSTEM FOR THE SUPPLY OF HOT DIRECT REDUCED IRON FOR MULTIPLE USES」及び2008年3月28日に出願された米国特許出願第12/057,910号「METHOD AND SYSTEM FOR THE SUPPLY OF HOT DIRECT REDUCED IRON FOR MULTIPLE USES」に基づく優先権を主張する。上記両出願の内容を参照によって本願明細書に援用する。
Claims (19)
- 直接還元シャフト炉または直接還元鉄再熱炉から、前記直接還元シャフト炉または前記直接還元鉄再熱炉の外側の地点に、高温直接還元鉄の連続流を供給するための方法であって、前記高温直接還元鉄流は、前記直接還元シャフト炉または前記直接還元鉄再熱炉から排出された前記高温直接還元鉄を受け入れる生成物排出室の下部に設けられた固定スプリッタによって、少なくとも二つの高温直接還元鉄流に分割され、
第一密閉ダクトシステムで、重力によってホットブリケッティングプラントに連続的に送られる第一高温直接還元鉄流を設けることと、
第二密閉ダクトシステムにおける重力、及び第二密閉ダクトシステムにおける重力と、ほぼ水平な装入コンベアとの組合せの一方により、隣接した溶解炉に連続的に送られる第二高温直接還元鉄流を設けることと
を備える方法。 - 高温直接還元鉄を供給するために、直接還元シャフト炉及び直接還元鉄再熱炉のうち一つを設けることをさらに備える、請求項1に記載の方法。
- 前記直接還元シャフト炉または前記直接還元鉄再熱炉は、集中排出部を備える、請求項2に記載の方法。
- 前記直接還元シャフト炉または前記直接還元鉄再熱炉は、前記高温直接還元鉄用の複数の排出口とは対照的に、前記高温直接還元鉄用の単一の排出口を備える、請求項2に記載の方法。
- 前記生成物排出室は、集中部を備える、請求項1に記載の方法。
- 前記ホットブリケッティングプラントは、それぞれフィーダを有する一つ以上のホットブリケッティング装置を備える、請求項1に記載の方法。
- 前記第一高温直接還元鉄流の少なくとも一部を迂回排出レッグに送ることをさらに備える、請求項1に記載の方法。
- 前記溶解炉は、前記溶解炉の前に、第一フィーダ、サージビン及び第二フィーダのうち一つ以上を備える、請求項1に記載の方法。
- 一つ以上の高温輸送容器に連続的に送られる第三高温直接還元鉄流を設けることをさらに備える、請求項1に記載の方法。
- 直接還元シャフト炉または直接還元鉄再熱炉から、前記直接還元シャフト炉または前記直接還元鉄再熱炉の外側の地点に、高温直接還元鉄の連続流を供給するためのシステムであって、前記高温直接還元鉄流は、前記直接還元シャフト炉または前記直接還元鉄再熱炉から排出された前記高温直接還元鉄を受け入れる生成物排出室の下部に設けられた固定スプリッタによって、少なくとも二つの高温直接還元鉄流に分割され、
第一密閉ダクトシステムで、重力によってホットブリケッティングプラントに連続的に送られる第一高温直接還元鉄流を設けるための手段と、
第二密閉ダクトシステムにおける重力、及び第二密閉ダクトシステムにおける重力と、ほぼ水平な装入コンベアとの組合せの一方により、隣接した溶解炉に連続的に送られる第二高温直接還元鉄流を設けるための手段と
を備えるシステム。 - 高温直接還元鉄を供給するために、直接還元シャフト炉及び直接還元鉄再熱炉のうち一つをさらに備える、請求項10に記載のシステム。
- 前記直接還元シャフト炉または前記直接還元鉄再熱炉は、集中排出部を備える、請求項11に記載のシステム。
- 前記直接還元シャフト炉または前記直接還元鉄再熱炉は、前記高温直接還元鉄用の複数の排出口とは対照的に、前記高温直接還元鉄用の単一の排出口を備える、請求項11に記載のシステム。
- 前記生成物排出室は、集中部を備える、請求項10に記載のシステム。
- 前記ホットブリケッティングプラントは、それぞれフィーダを有する一つ以上のホットブリケッティング装置を備える、請求項10に記載のシステム。
- 前記第一高温直接還元鉄流の少なくとも一部を迂回排出レッグに送るための手段をさらに備える、請求項10に記載のシステム。
- 前記溶解炉は、前記溶解炉の前に、第一フィーダ、サージビン及び第二フィーダのうち一つ以上を備える、請求項10に記載のシステム。
- 一つ以上の高温輸送容器に連続的に送られる第三高温直接還元鉄流を設けるための手段をさらに備える、請求項10に記載のシステム。
- 直接還元シャフト炉または直接還元鉄再熱炉から、前記直接還元シャフト炉または前記直接還元鉄再熱炉の外側の地点に、高温直接還元鉄の連続流を供給するための方法であって、前記高温直接還元鉄流は、前記直接還元シャフト炉または前記直接還元鉄再熱炉から排出された前記高温直接還元鉄を受け入れる生成物排出室の下部に設けられた固定スプリッタによって、少なくとも二つの高温直接還元鉄流に分割され、
第一密閉ダクトシステムで、重力によってホットブリケッティングプラントに連続的に送られる第一高温直接還元鉄流を設けることと、
第二密閉ダクトシステムにおける重力、及び第二密閉ダクトシステムにおける重力と、ほぼ水平な装入コンベアとの組合せの一方により、隣接した溶解炉に連続的に送られる第二高温直接還元鉄流を設けることと、
一つ以上の高温輸送容器に連続的に送られる第三高温直接還元鉄流を設けることと
を備える方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US92153907P | 2007-04-02 | 2007-04-02 | |
US60/921,539 | 2007-04-02 | ||
US12/057,910 | 2008-03-28 | ||
US12/057,910 US7938882B2 (en) | 2007-04-02 | 2008-03-28 | Method and system for the supply of hot direct reduced iron for multiple uses |
PCT/US2008/004196 WO2008123962A1 (en) | 2007-04-02 | 2008-03-31 | Method and system for the supply of hot direct reduced iron for multiple uses |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010523819A JP2010523819A (ja) | 2010-07-15 |
JP5031888B2 true JP5031888B2 (ja) | 2012-09-26 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010502113A Expired - Fee Related JP5031888B2 (ja) | 2007-04-02 | 2008-03-31 | 多用途高温直接還元鉄の供給方法及びシステム |
Country Status (14)
Country | Link |
---|---|
US (1) | US7938882B2 (ja) |
EP (1) | EP2132344B1 (ja) |
JP (1) | JP5031888B2 (ja) |
CN (1) | CN101688257B (ja) |
AR (1) | AR065914A1 (ja) |
CA (1) | CA2681227C (ja) |
EG (1) | EG26594A (ja) |
MX (1) | MX2009010388A (ja) |
MY (1) | MY161731A (ja) |
PE (1) | PE20090089A1 (ja) |
RU (1) | RU2434948C2 (ja) |
UA (1) | UA92988C2 (ja) |
WO (1) | WO2008123962A1 (ja) |
ZA (1) | ZA200906521B (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103088213B (zh) * | 2011-11-04 | 2015-09-09 | 中冶长天国际工程有限责任公司 | 一种冷却直接还原铁块的装置及方法 |
DE102014111906A1 (de) * | 2014-08-20 | 2016-02-25 | Maschinenfabrik Köppern Gmbh & Co. Kg | Anlage zum Heißbrikettieren |
EP3269830A4 (en) * | 2015-03-13 | 2018-08-08 | Tleugabulov, Suleiman | Method for the reduction smelting of steel and apparatus for carrying out said method |
JP2017057445A (ja) * | 2015-09-15 | 2017-03-23 | 株式会社神戸製鋼所 | 還元鉄製造装置 |
EP3255158A1 (de) | 2016-06-09 | 2017-12-13 | Primetals Technologies Austria GmbH | Verfahren und vorrichtung zur direktreduktion unter ventgasnutzung |
EP3255157A1 (de) | 2016-06-09 | 2017-12-13 | Primetals Technologies Austria GmbH | Verfahren zur direktreduktion mit trockener ventgasentstaubung |
KR102077689B1 (ko) * | 2019-05-03 | 2020-02-14 | 제일산기 주식회사 | 고온 브리켓 철의 제조장치 |
EP3763832A1 (de) | 2019-07-08 | 2021-01-13 | Primetals Technologies Austria GmbH | Abdichtung eines reduktionsaggregats |
US11788159B2 (en) * | 2020-03-24 | 2023-10-17 | Midrex Technologies, Inc. | Integration of DR plant and electric DRI melting furnace for producing high performance iron |
US12000011B2 (en) * | 2021-06-22 | 2024-06-04 | Midrex Technologies, Inc. | System and method for the production of hot briquetted iron (HBI) containing flux and/or carbonaceous material at a direct reduction plant |
CN113774215A (zh) * | 2021-09-13 | 2021-12-10 | 云南华鼎再生资源开发有限公司 | 一种回收高锌高铅冶炼渣中有价金属的方法 |
Family Cites Families (14)
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GB1004428A (en) | 1963-01-15 | 1965-09-15 | Metallgesellschaft Ag | A method of producing sponge iron |
JPS5310924B2 (ja) * | 1973-02-21 | 1978-04-18 | ||
JPS52145307A (en) * | 1976-05-31 | 1977-12-03 | Sumitomo Heavy Ind Ltd | Taking out method of high temperature reduced iron from reducing furnace |
US5296015A (en) * | 1990-01-09 | 1994-03-22 | Hylsa S.A. De C.V. | Method for the pneumatic transport of large iron-bearing particles |
JPH04361921A (ja) * | 1991-06-07 | 1992-12-15 | Hylsa Sa | スポンジ鉄の輸送方法 |
US5730775A (en) * | 1994-12-16 | 1998-03-24 | Midrex International B.V. Rotterdam, Zurich Branch | Method for rapid reduction of iron oxide in a rotary hearth furnace |
US5873925A (en) * | 1995-08-25 | 1999-02-23 | Maumee Research & Engineering, Inc. | Process for treating iron bearing material |
US6602317B2 (en) * | 1997-09-05 | 2003-08-05 | Midrex International, B.V. Rotterdam, Zurich Branch | Method and apparatus for controlling temperature uniformity of the burden in a direct reduction shaft furnace |
IT1302812B1 (it) * | 1998-12-11 | 2000-09-29 | Danieli & C Ohg Sp | Forno per la riduzione diretta di ossidi di ferro |
WO2001014598A1 (en) * | 1999-08-20 | 2001-03-01 | Midrex International B.V. Rotterdam, Zurich Branch | Direct reduced iron discharge system |
US6409790B1 (en) * | 2001-03-16 | 2002-06-25 | Calderon Energy Company Of Bowling Green, Inc. | Method and apparatus for practicing carbonaceous-based metallurgy |
BR0317059B1 (pt) * | 2002-12-21 | 2013-02-05 | mÉtodo e equipamento de produÇço de ferro fundido. | |
US7622071B2 (en) | 2004-10-19 | 2009-11-24 | Posco | Apparatus for manufacturing compacted irons of reduced materials comprising fine direct reduced irons and apparatus for manufacturing molten irons using the same |
CN1995402B (zh) * | 2006-01-06 | 2011-11-16 | 伊尔技术有限公司 | 利用焦炉气等将氧化铁直接还原成金属铁的方法 |
-
2008
- 2008-03-28 US US12/057,910 patent/US7938882B2/en active Active
- 2008-03-31 MX MX2009010388A patent/MX2009010388A/es active IP Right Grant
- 2008-03-31 CN CN2008800103867A patent/CN101688257B/zh active Active
- 2008-03-31 JP JP2010502113A patent/JP5031888B2/ja not_active Expired - Fee Related
- 2008-03-31 UA UAA200910964A patent/UA92988C2/ru unknown
- 2008-03-31 CA CA2681227A patent/CA2681227C/en active Active
- 2008-03-31 EP EP08742423A patent/EP2132344B1/en active Active
- 2008-03-31 WO PCT/US2008/004196 patent/WO2008123962A1/en active Search and Examination
- 2008-03-31 RU RU2009140297/02A patent/RU2434948C2/ru active
- 2008-03-31 MY MYPI20093904A patent/MY161731A/en unknown
- 2008-04-01 AR ARP080101367A patent/AR065914A1/es active IP Right Grant
- 2008-04-02 PE PE2008000602A patent/PE20090089A1/es not_active Application Discontinuation
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2009
- 2009-09-18 ZA ZA200906521A patent/ZA200906521B/xx unknown
- 2009-10-01 EG EG2009101453A patent/EG26594A/en active
Also Published As
Publication number | Publication date |
---|---|
US7938882B2 (en) | 2011-05-10 |
CA2681227C (en) | 2012-07-17 |
CN101688257A (zh) | 2010-03-31 |
JP2010523819A (ja) | 2010-07-15 |
PE20090089A1 (es) | 2009-02-13 |
EG26594A (en) | 2014-03-20 |
CN101688257B (zh) | 2012-08-08 |
WO2008123962A1 (en) | 2008-10-16 |
RU2434948C2 (ru) | 2011-11-27 |
EP2132344A1 (en) | 2009-12-16 |
CA2681227A1 (en) | 2008-10-16 |
MX2009010388A (es) | 2009-10-19 |
RU2009140297A (ru) | 2011-05-10 |
UA92988C2 (ru) | 2010-12-27 |
ZA200906521B (en) | 2010-05-26 |
AR065914A1 (es) | 2009-07-08 |
EP2132344B1 (en) | 2012-06-27 |
US20080236335A1 (en) | 2008-10-02 |
MY161731A (en) | 2017-05-15 |
EP2132344A4 (en) | 2010-10-27 |
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