JP2013507527A - 溶融ユニットへの装入方法及び装置 - Google Patents
溶融ユニットへの装入方法及び装置 Download PDFInfo
- Publication number
- JP2013507527A JP2013507527A JP2012533571A JP2012533571A JP2013507527A JP 2013507527 A JP2013507527 A JP 2013507527A JP 2012533571 A JP2012533571 A JP 2012533571A JP 2012533571 A JP2012533571 A JP 2012533571A JP 2013507527 A JP2013507527 A JP 2013507527A
- Authority
- JP
- Japan
- Prior art keywords
- semi
- finished product
- reducing gas
- melting unit
- iron
- 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.)
- Pending
Links
- 238000002844 melting Methods 0.000 title claims abstract description 52
- 230000008018 melting Effects 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000003860 storage Methods 0.000 claims abstract description 94
- 239000011265 semifinished product Substances 0.000 claims abstract description 75
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910000805 Pig iron Inorganic materials 0.000 claims abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 83
- 229910052742 iron Inorganic materials 0.000 claims description 37
- 238000010304 firing Methods 0.000 claims description 11
- 238000010405 reoxidation reaction Methods 0.000 claims description 11
- 239000000155 melt Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000004484 Briquette Substances 0.000 claims description 8
- 238000001354 calcination Methods 0.000 claims description 8
- 230000005484 gravity Effects 0.000 claims description 8
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- 239000008188 pellet Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000005304 joining Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 48
- 239000000463 material Substances 0.000 description 14
- 239000000047 product Substances 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 4
- 230000000171 quenching effect Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000010298 pulverizing process Methods 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000005265 energy consumption Methods 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
- 230000003647 oxidation Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
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)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacture Of Iron (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Furnace Details (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Charging Or Discharging (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0163609A AT508953B1 (de) | 2009-10-16 | 2009-10-16 | Verfahren und vorrichtung zur chargierung in ein einschmelzaggregat |
| ATA1636/2009 | 2009-10-16 | ||
| PCT/EP2010/064867 WO2011045212A1 (de) | 2009-10-16 | 2010-10-06 | Verfahren und vorrichtung zur chargierung in ein einschmelzaggregat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2013507527A true JP2013507527A (ja) | 2013-03-04 |
Family
ID=43428772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012533571A Pending JP2013507527A (ja) | 2009-10-16 | 2010-10-06 | 溶融ユニットへの装入方法及び装置 |
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 |
| EP0515744B1 (en) * | 1991-05-30 | 1998-04-29 | HYLSA, S.A. de C.V. | Method for the transport of sponge iron |
| 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 |
| CN1325666C (zh) | 2002-12-21 | 2007-07-11 | Posco公司 | 制造铁水的设备及其使用方法 |
| BR0317059B1 (pt) * | 2002-12-21 | 2013-02-05 | mÉtodo e equipamento de produÇço de ferro fundido. | |
| UA88283C2 (ru) * | 2003-10-21 | 2009-10-12 | Оутокумпу Текнолоджи Ой | Установка и способ прямого плавления для производства расплавленного железа из мелких фракций железной руды |
| 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 |
| CA2574957C (en) * | 2004-07-30 | 2010-02-16 | Posco | Apparatus for manufacturing molten iron by injecting fine coals into a melter-gasifier and the method using the same |
| CA2583493C (en) * | 2004-10-19 | 2012-08-28 | 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 |
| US8771397B2 (en) * | 2008-04-17 | 2014-07-08 | Hyl Technologies, S.A. De C.V. | Steelmaking facility comprising a direct reduction plant and an electric-arc furnace |
| 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 EP EP10765415A patent/EP2488810A1/de not_active Withdrawn
- 2010-10-06 UA UAA201204641A patent/UA106508C2/uk unknown
- 2010-10-06 JP JP2012533571A patent/JP2013507527A/ja active Pending
- 2010-10-06 US US13/502,282 patent/US8728384B2/en active Active
- 2010-10-06 AU AU2010305955A patent/AU2010305955B2/en active Active
- 2010-10-06 KR KR1020127012560A patent/KR101724268B1/ko active Active
- 2010-10-06 IN IN2795DEN2012 patent/IN2012DN02795A/en unknown
- 2010-10-06 CN CN201080046646.3A patent/CN102612632B/zh active Active
- 2010-10-06 RU RU2012120086/02A patent/RU2533990C2/ru active
- 2010-10-06 BR BR112012008905A patent/BR112012008905B1/pt active IP Right Grant
- 2010-10-06 WO PCT/EP2010/064867 patent/WO2011045212A1/de not_active Ceased
- 2010-10-06 CA CA2777654A patent/CA2777654C/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 |
| CA2777654C (en) | 2017-08-22 |
| US20120279356A1 (en) | 2012-11-08 |
| CN102612632A (zh) | 2012-07-25 |
| RU2533990C2 (ru) | 2014-11-27 |
| US8728384B2 (en) | 2014-05-20 |
| BR112012008905B1 (pt) | 2020-04-14 |
| WO2011045212A1 (de) | 2011-04-21 |
| BR112012008905A8 (pt) | 2018-06-12 |
| CN102612632B (zh) | 2014-09-24 |
| EP2488810A1 (de) | 2012-08-22 |
| BR112012008905A2 (pt) | 2018-05-02 |
| AT508953B1 (de) | 2011-07-15 |
| RU2012120086A (ru) | 2013-11-27 |
| UA106508C2 (uk) | 2014-09-10 |
| IN2012DN02795A (enExample) | 2015-07-24 |
| KR101724268B1 (ko) | 2017-04-07 |
| AT508953A1 (de) | 2011-05-15 |
| AU2010305955B2 (en) | 2013-06-27 |
| AU2010305955A1 (en) | 2012-04-19 |
| US9365906B2 (en) | 2016-06-14 |
| KR20120094928A (ko) | 2012-08-27 |
| CA2777654A1 (en) | 2011-04-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20130422 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20140228 |
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| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20140310 |
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| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20140825 |