AU2007309609A1 - Microwave heating method and apparatus for iron oxide reduction - Google Patents

Microwave heating method and apparatus for iron oxide reduction

Info

Publication number
AU2007309609A1
AU2007309609A1 AU2007309609A AU2007309609A AU2007309609A1 AU 2007309609 A1 AU2007309609 A1 AU 2007309609A1 AU 2007309609 A AU2007309609 A AU 2007309609A AU 2007309609 A AU2007309609 A AU 2007309609A AU 2007309609 A1 AU2007309609 A1 AU 2007309609A1
Authority
AU
Australia
Prior art keywords
iron oxide
microwave heating
heating method
oxide reduction
reduction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
AU2007309609A
Other versions
AU2007309609B2 (en
Inventor
Xiaodi Huang
Jiann-Yang Hwang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of AU2007309609A1 publication Critical patent/AU2007309609A1/en
Application granted granted Critical
Publication of AU2007309609B2 publication Critical patent/AU2007309609B2/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

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
AU2007309609A 2006-10-03 2007-10-03 Microwave heating method and apparatus for iron oxide reduction Ceased AU2007309609B2 (en)

Applications Claiming Priority (5)

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
PCT/US2007/021254 WO2008051356A2 (en) 2006-10-03 2007-10-03 Microwave heating method and apparatus for iron oxide reduction

Publications (2)

Publication Number Publication Date
AU2007309609A1 true AU2007309609A1 (en) 2008-05-02
AU2007309609B2 AU2007309609B2 (en) 2012-03-15

Family

ID=39325095

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2007309609A Ceased AU2007309609B2 (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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112013002701A2 (en) * 2010-08-03 2016-05-31 Jiann-Yang Hwang high quality pig iron and synthesis gas co-production methods, simultaneous formation of pig iron and synthesis gas and direct conversion of biomass and organic waste into high quality synthesis gas and apparatus for reducing iron oxide and generate synthesis gas
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
JP5729278B2 (en) * 2011-11-30 2015-06-03 新日鐵住金株式会社 Solid reduction furnace
JP5729277B2 (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

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989004379A1 (en) * 1987-11-13 1989-05-18 Wollongong Uniadvice Limited Microwave irradiation of mineral ores and concentrates
US6277168B1 (en) * 2000-02-14 2001-08-21 Xiaodi Huang Method for direct metal making by microwave energy
AUPR186200A0 (en) * 2000-12-04 2001-01-04 Tesla Group Holdings Pty Limited Plasma reduction processing of materials
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

Also Published As

Publication number Publication date
WO2008051356A2 (en) 2008-05-02
CN101548024B (en) 2013-11-20
WO2008051356A3 (en) 2009-03-05
EP2089549A2 (en) 2009-08-19
CN101548024A (en) 2009-09-30
AU2007309609B2 (en) 2012-03-15
BRPI0717798A2 (en) 2014-06-17
EP2089549A4 (en) 2011-03-02

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired