WO2008051356A3 - Microwave heating method and apparatus for iron oxide reduction - Google Patents
Microwave heating method and apparatus for iron oxide reduction Download PDFInfo
- Publication number
- WO2008051356A3 WO2008051356A3 PCT/US2007/021254 US2007021254W WO2008051356A3 WO 2008051356 A3 WO2008051356 A3 WO 2008051356A3 US 2007021254 W US2007021254 W US 2007021254W WO 2008051356 A3 WO2008051356 A3 WO 2008051356A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- iron
- microwave heating
- reducing
- iron oxide
- furnace chamber
- Prior art date
Links
Classifications
-
- 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
- C21C5/56—Manufacture of steel by other methods
- C21C5/567—Manufacture of steel by other methods operating in a continuous way
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary 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
- C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
- C21B13/105—Rotary hearth-type 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
-
- 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
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/34—Arrangements of heating devices
-
- 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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
- F27B9/16—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path
-
- 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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/36—Arrangements of heating devices
-
- 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
- C21B2100/42—Sulphur removal
-
- 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
- Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
-
- 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)
- General Engineering & Computer Science (AREA)
- Furnace Details (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
Abstract
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007800447013A CN101548024B (en) | 2006-10-03 | 2007-10-03 | Microwave heating method and apparatus for iron oxide reduction |
EP07839202A EP2089549A4 (en) | 2006-10-03 | 2007-10-03 | Microwave heating method and apparatus for iron oxide reduction |
AU2007309609A AU2007309609B2 (en) | 2006-10-03 | 2007-10-03 | Microwave heating method and apparatus for iron oxide reduction |
BRPI0717798-4A2A BRPI0717798A2 (en) | 2006-10-03 | 2007-10-03 | APPARATUS AND METHOD FOR REDUCING IRON OXIDE |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US84909806P | 2006-10-03 | 2006-10-03 | |
US60/849,098 | 2006-10-03 | ||
US86567206P | 2006-11-14 | 2006-11-14 | |
US60/865,672 | 2006-11-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2008051356A2 WO2008051356A2 (en) | 2008-05-02 |
WO2008051356A3 true WO2008051356A3 (en) | 2009-03-05 |
Family
ID=39325095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2007/021254 WO2008051356A2 (en) | 2006-10-03 | 2007-10-03 | Microwave heating method and apparatus for iron oxide reduction |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP2089549A4 (en) |
CN (1) | CN101548024B (en) |
AU (1) | AU2007309609B2 (en) |
BR (1) | BRPI0717798A2 (en) |
WO (1) | WO2008051356A2 (en) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MX2013001378A (en) | 2010-08-03 | 2014-01-31 | Hwang Jiannyang | Method and apparatus for coproduction of pig iron and high quality syngas. |
RU2014107935A (en) | 2011-08-01 | 2015-09-10 | Сьюпириор Минерал Ресорсиз Ллк | Ore dressing |
US8545594B2 (en) | 2011-08-01 | 2013-10-01 | Superior Mineral Resources LLC | Ore beneficiation |
JP5729277B2 (en) * | 2011-11-30 | 2015-06-03 | 新日鐵住金株式会社 | Solid reduction furnace |
JP5729278B2 (en) * | 2011-11-30 | 2015-06-03 | 新日鐵住金株式会社 | Solid reduction furnace |
CN102425934B (en) * | 2011-12-20 | 2013-06-26 | 湖南省中晟热能科技有限公司 | Microwave heating high-temperature vertical kiln |
EP2628805A1 (en) | 2012-02-14 | 2013-08-21 | Siemens VAI Metals Technologies GmbH | Method and device for reducing the raw materials containing iron oxide in a high-pressure reduction unit |
CN102837932B (en) * | 2012-08-03 | 2015-04-15 | 莱芜钢铁集团有限公司 | Continuous flat-pushing type discharge device and discharge method thereof |
CN103205519B (en) * | 2013-04-25 | 2014-12-03 | 石家庄市宏晟环保科技有限公司 | Technology for extracting iron from steel-making and ironmaking fly ash by micro-wave heating |
TWI588088B (en) * | 2013-12-06 | 2017-06-21 | 財團法人工業技術研究院 | Method for preparing synthesis gas and preparing system thereof |
CN104561549B (en) * | 2014-12-10 | 2017-01-04 | 昆明理工大学 | A kind of distributing method of microwave shaft (tower) furnace calcining manganese ore |
CN105671329B (en) * | 2016-03-25 | 2018-07-13 | 江苏省冶金设计院有限公司 | Handle the rotary hearth furnace and method of lead and zinc smelting dreg |
CN106011458B (en) * | 2016-06-24 | 2017-11-17 | 长沙有色冶金设计研究院有限公司 | The method and its equipment of high arsenic multi-metal complex material dearsenification |
CN108285261B (en) * | 2018-03-20 | 2024-02-06 | 中国石油大学(北京) | Device for treating oily sludge by microwaves and treatment method thereof |
CN108239688B (en) * | 2018-03-30 | 2023-05-30 | 株洲聚润合微波工业炉有限公司 | Microwave reduction vertical kiln and reduction method thereof |
CN110016532A (en) * | 2018-12-25 | 2019-07-16 | 武汉桂坤科技有限公司 | A kind of carbon and the reduction of natural gas joint and molten point of integrated process for making |
TWI765545B (en) * | 2021-01-27 | 2022-05-21 | 永虹先進材料股份有限公司 | Microwave mixing device |
CN114525373B (en) * | 2022-01-20 | 2023-12-08 | 华北理工大学 | Method for desulfurizing and phosphorus by reducing iron ore powder with microwave hydrogen |
WO2024047553A1 (en) * | 2022-09-01 | 2024-03-07 | Harald Noack | Device and method for the gaseous extraction of reducible constituents from a starting material, and extraction system |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6277168B1 (en) * | 2000-02-14 | 2001-08-21 | Xiaodi Huang | Method for direct metal making by microwave energy |
US20040060387A1 (en) * | 2000-12-04 | 2004-04-01 | Jeffrey Tanner-Jones | Plasma reduction processing of materials |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8915555D0 (en) * | 1987-11-13 | 1989-08-31 | Wollongong Uniadvice | Microwave irradiation of mineral ores and concentrates |
JP2003187316A (en) * | 2001-12-13 | 2003-07-04 | Hiroshi Arai | Information distribution service from automatic vending machine to portable terminal |
JP2003183716A (en) | 2001-12-13 | 2003-07-03 | Nippon Steel Corp | Method for manufacturing reduced iron by using rotary bed furnace |
GB2414729A (en) * | 2004-06-01 | 2005-12-07 | Atraverda Ltd | Method of producing sub-oxides with a substantially moisture free gas |
-
2007
- 2007-10-03 BR BRPI0717798-4A2A patent/BRPI0717798A2/en not_active Application Discontinuation
- 2007-10-03 WO PCT/US2007/021254 patent/WO2008051356A2/en active Application Filing
- 2007-10-03 AU AU2007309609A patent/AU2007309609B2/en not_active Ceased
- 2007-10-03 EP EP07839202A patent/EP2089549A4/en not_active Withdrawn
- 2007-10-03 CN CN2007800447013A patent/CN101548024B/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6277168B1 (en) * | 2000-02-14 | 2001-08-21 | Xiaodi Huang | Method for direct metal making by microwave energy |
US20040060387A1 (en) * | 2000-12-04 | 2004-04-01 | Jeffrey Tanner-Jones | Plasma reduction processing of materials |
Non-Patent Citations (1)
Title |
---|
See also references of EP2089549A4 * |
Also Published As
Publication number | Publication date |
---|---|
AU2007309609B2 (en) | 2012-03-15 |
EP2089549A2 (en) | 2009-08-19 |
AU2007309609A1 (en) | 2008-05-02 |
EP2089549A4 (en) | 2011-03-02 |
CN101548024B (en) | 2013-11-20 |
CN101548024A (en) | 2009-09-30 |
BRPI0717798A2 (en) | 2014-06-17 |
WO2008051356A2 (en) | 2008-05-02 |
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