CN102575304A - 一种还原铁制备装置及其制备方法 - Google Patents
一种还原铁制备装置及其制备方法 Download PDFInfo
- Publication number
- CN102575304A CN102575304A CN2010800407164A CN201080040716A CN102575304A CN 102575304 A CN102575304 A CN 102575304A CN 2010800407164 A CN2010800407164 A CN 2010800407164A CN 201080040716 A CN201080040716 A CN 201080040716A CN 102575304 A CN102575304 A CN 102575304A
- Authority
- CN
- China
- Prior art keywords
- ore
- gas
- reduced iron
- reduction furnace
- dried
- 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
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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
- C21B13/06—Making spongy iron or liquid steel, by direct processes in multi-storied 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
- C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the 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
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- 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
-
- 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
-
- 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
- C21B2100/80—Interaction of exhaust gases produced during the manufacture of iron or steel with other processes
Abstract
Description
Claims (18)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090087824A KR101050803B1 (ko) | 2009-09-17 | 2009-09-17 | 환원철 제조 장치 및 그 제조 방법 |
KR10-2009-0087824 | 2009-09-17 | ||
PCT/KR2010/004589 WO2011034276A2 (ko) | 2009-09-17 | 2010-07-14 | 환원철 제조 장치 및 그 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102575304A true CN102575304A (zh) | 2012-07-11 |
CN102575304B CN102575304B (zh) | 2014-04-23 |
Family
ID=43759132
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080040716.4A Expired - Fee Related CN102575304B (zh) | 2009-09-17 | 2010-07-14 | 一种还原铁制备装置及其制备方法 |
Country Status (8)
Country | Link |
---|---|
US (2) | US9783862B2 (zh) |
EP (1) | EP2479292B1 (zh) |
JP (1) | JP5625062B2 (zh) |
KR (1) | KR101050803B1 (zh) |
CN (1) | CN102575304B (zh) |
BR (1) | BR112012006081B1 (zh) |
WO (1) | WO2011034276A2 (zh) |
ZA (1) | ZA201202100B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113166822A (zh) * | 2018-11-22 | 2021-07-23 | 株式会社Posco | 铁水制备装置 |
CN113249536A (zh) * | 2013-07-22 | 2021-08-13 | 沙特基础工业公司 | 炉顶气在直接还原工艺中的使用 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101050803B1 (ko) * | 2009-09-17 | 2011-07-20 | 주식회사 포스코 | 환원철 제조 장치 및 그 제조 방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101048516A (zh) * | 2004-10-29 | 2007-10-03 | 株式会社神户制钢所 | 用于制造熔融铁的方法和设备 |
CN101104873A (zh) * | 2007-07-31 | 2008-01-16 | 东北大学 | 一种采用铁矿热压含碳团块入竖炉熔融还原炼铁的方法 |
CN101260448A (zh) * | 2008-04-24 | 2008-09-10 | 钢铁研究总院 | 一种直接使用精矿粉的熔融还原炼铁方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3933342A (en) * | 1974-10-29 | 1976-01-20 | Schramm Arthur G | Ore processing furnace |
JPS63241125A (ja) | 1986-11-29 | 1988-10-06 | Nippon Steel Corp | 溶融還元炉からの吸引排ガスを用いた粉鉱石の予備還元方法及び装置 |
JPS63192811A (ja) | 1987-02-04 | 1988-08-10 | Kawasaki Steel Corp | 鉄鉱石の還元方法 |
JPH02209408A (ja) | 1989-02-09 | 1990-08-20 | Nkk Corp | 溶融還元製鉄法 |
AT406485B (de) * | 1995-10-10 | 2000-05-25 | Voest Alpine Ind Anlagen | Verfahren zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten und anlage zur durchführung des verfahrens |
JP4227710B2 (ja) | 1999-09-17 | 2009-02-18 | 三菱重工業株式会社 | 還元鉄製造装置 |
JP2002020813A (ja) | 2000-07-05 | 2002-01-23 | Mitsubishi Heavy Ind Ltd | 還元鉄製造装置 |
WO2002036836A1 (fr) * | 2000-10-30 | 2002-05-10 | Nippon Steel Corporation | Granules verts contenant des oxydes metalliques pour four de reduction, procede de production de ces granules, procede de reduction de ces granules et installations de reduction |
JP3939492B2 (ja) | 2000-11-08 | 2007-07-04 | 株式会社神戸製鋼所 | 石炭ガス化直接還元製鉄法 |
JP4279785B2 (ja) * | 2002-12-23 | 2009-06-17 | ポスコ | 鉄鉱石及び副原料を乾燥気送する溶銑製造装置及びその溶銑製造方法 |
BRPI0414335B8 (pt) * | 2003-12-05 | 2017-05-23 | Posco | método de fabricação de ferro fundido, método integrado de fabricação de aço, equipamento de fabricação de ferro fundido e fábrica integrada de aço |
UA84305C2 (ru) * | 2003-12-05 | 2008-10-10 | Поско | Способ и устройство для получения расплава чугуна и горячекатанного стального листа |
KR101050803B1 (ko) * | 2009-09-17 | 2011-07-20 | 주식회사 포스코 | 환원철 제조 장치 및 그 제조 방법 |
-
2009
- 2009-09-17 KR KR1020090087824A patent/KR101050803B1/ko active IP Right Grant
-
2010
- 2010-07-14 US US13/496,683 patent/US9783862B2/en not_active Expired - Fee Related
- 2010-07-14 BR BR112012006081-3A patent/BR112012006081B1/pt active IP Right Grant
- 2010-07-14 CN CN201080040716.4A patent/CN102575304B/zh not_active Expired - Fee Related
- 2010-07-14 WO PCT/KR2010/004589 patent/WO2011034276A2/ko active Application Filing
- 2010-07-14 EP EP10817345.1A patent/EP2479292B1/en not_active Not-in-force
- 2010-07-14 JP JP2012529649A patent/JP5625062B2/ja not_active Expired - Fee Related
-
2012
- 2012-03-22 ZA ZA2012/02100A patent/ZA201202100B/en unknown
-
2017
- 2017-09-11 US US15/700,212 patent/US10557179B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101048516A (zh) * | 2004-10-29 | 2007-10-03 | 株式会社神户制钢所 | 用于制造熔融铁的方法和设备 |
CN101104873A (zh) * | 2007-07-31 | 2008-01-16 | 东北大学 | 一种采用铁矿热压含碳团块入竖炉熔融还原炼铁的方法 |
CN101260448A (zh) * | 2008-04-24 | 2008-09-10 | 钢铁研究总院 | 一种直接使用精矿粉的熔融还原炼铁方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113249536A (zh) * | 2013-07-22 | 2021-08-13 | 沙特基础工业公司 | 炉顶气在直接还原工艺中的使用 |
CN113166822A (zh) * | 2018-11-22 | 2021-07-23 | 株式会社Posco | 铁水制备装置 |
Also Published As
Publication number | Publication date |
---|---|
JP5625062B2 (ja) | 2014-11-12 |
EP2479292B1 (en) | 2018-03-28 |
ZA201202100B (en) | 2013-05-29 |
US9783862B2 (en) | 2017-10-10 |
CN102575304B (zh) | 2014-04-23 |
JP2013505356A (ja) | 2013-02-14 |
US10557179B2 (en) | 2020-02-11 |
BR112012006081A2 (pt) | 2020-08-11 |
WO2011034276A3 (ko) | 2011-05-12 |
EP2479292A2 (en) | 2012-07-25 |
US20180010202A1 (en) | 2018-01-11 |
EP2479292A4 (en) | 2016-12-28 |
KR101050803B1 (ko) | 2011-07-20 |
BR112012006081B1 (pt) | 2021-06-01 |
KR20110029940A (ko) | 2011-03-23 |
WO2011034276A2 (ko) | 2011-03-24 |
US20120174711A1 (en) | 2012-07-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Shen Mingjun Inventor after: Jin Dongyuan Inventor after: Jin Changxuan Inventor after: Li Junhe Inventor after: J.F.Prouer Inventor after: N.Rein Inventor after: Tseetbauehr Karl Inventor before: Shen Mingjun Inventor before: Jin Dongyuan Inventor before: Jin Changxuan Inventor before: Li Junhe |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191216 Address after: Gyeongbuk Pohang City, South Korea Co-patentee after: The Austrian limited liability company of primary metal science and technology Patentee after: POSCO company Address before: Gyeongbuk Pohang City, South Korea Patentee before: POSCO company |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140423 Termination date: 20200714 |