JP2003034813A - 粒状金属鉄とスラグの分離促進方法 - Google Patents

粒状金属鉄とスラグの分離促進方法

Info

Publication number
JP2003034813A
JP2003034813A JP2001223266A JP2001223266A JP2003034813A JP 2003034813 A JP2003034813 A JP 2003034813A JP 2001223266 A JP2001223266 A JP 2001223266A JP 2001223266 A JP2001223266 A JP 2001223266A JP 2003034813 A JP2003034813 A JP 2003034813A
Authority
JP
Japan
Prior art keywords
slag
metallic iron
iron
cooling
raw material
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
Application number
JP2001223266A
Other languages
English (en)
Japanese (ja)
Inventor
Osamu Tsushimo
修 津下
Shohei Yoshida
昌平 吉田
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP2001223266A priority Critical patent/JP2003034813A/ja
Priority to EP02736124A priority patent/EP1411135A4/en
Priority to PCT/JP2002/005996 priority patent/WO2003010342A1/ja
Priority to KR1020047000982A priority patent/KR100660658B1/ko
Priority to US10/483,981 priority patent/US20040168550A1/en
Priority to AU2002311297A priority patent/AU2002311297B2/en
Priority to CA002448383A priority patent/CA2448383A1/en
Priority to CNA02811874XA priority patent/CN1533443A/zh
Priority to RU2004105153/02A priority patent/RU2312899C2/ru
Priority to TW091116447A priority patent/TW533239B/zh
Publication of JP2003034813A publication Critical patent/JP2003034813A/ja
Pending legal-status Critical Current

Links

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
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B3/00—General features in the manufacture of pig-iron
    • C21B3/04—Recovery of by-products, e.g. slag
    • C21B3/06—Treatment of liquid slag
    • C21B3/08—Cooling slag
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • 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
    • C21B13/0086—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
    • C21B13/10—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
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/02—Physical or chemical treatment of slags
    • C21B2400/022—Methods of cooling or quenching molten slag
    • C21B2400/024—Methods of cooling or quenching molten slag with the direct use of steam or liquid coolants, e.g. water
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/02—Physical or chemical treatment of slags
    • C21B2400/022—Methods of cooling or quenching molten slag
    • C21B2400/026—Methods of cooling or quenching molten slag using air, inert gases or removable conductive bodies
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/05—Apparatus features
    • C21B2400/06—Conveyors on which slag is cooled
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/05—Apparatus features
    • C21B2400/062—Jet nozzles or pressurised fluids for cooling, fragmenting or atomising slag
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/05—Apparatus features
    • C21B2400/066—Receptacle features where the slag is treated
    • C21B2400/068—Receptacle features where the slag is treated with a sealed or controlled environment
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/05—Apparatus features
    • C21B2400/066—Receptacle features where the slag is treated
    • C21B2400/072—Tanks to collect the slag, e.g. water tank

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
JP2001223266A 2001-07-24 2001-07-24 粒状金属鉄とスラグの分離促進方法 Pending JP2003034813A (ja)

Priority Applications (10)

Application Number Priority Date Filing Date Title
JP2001223266A JP2003034813A (ja) 2001-07-24 2001-07-24 粒状金属鉄とスラグの分離促進方法
EP02736124A EP1411135A4 (en) 2001-07-24 2002-06-17 PROCESS FOR ACCELERATING LAYER GRANULAR METAL IRON SEPARATION
PCT/JP2002/005996 WO2003010342A1 (fr) 2001-07-24 2002-06-17 Procede permettant d'accelerer la separation de fer metallique granulaire de laitier
KR1020047000982A KR100660658B1 (ko) 2001-07-24 2002-06-17 과립상 금속철과 슬래그의 분리 촉진 방법
US10/483,981 US20040168550A1 (en) 2001-07-24 2002-06-17 Method for accelerating separation of granular metallic iron from slag
AU2002311297A AU2002311297B2 (en) 2001-07-24 2002-06-17 Method for accelerating separation of granular metallic iron from slag
CA002448383A CA2448383A1 (en) 2001-07-24 2002-06-17 Method for accelerating separation of granular metallic iron and slag
CNA02811874XA CN1533443A (zh) 2001-07-24 2002-06-17 促进粒状金属铁和炉渣分离的方法
RU2004105153/02A RU2312899C2 (ru) 2001-07-24 2002-06-17 Способ ускорения разделения гранулированного металлического железа и шлака
TW091116447A TW533239B (en) 2001-07-24 2002-07-24 Method for accelerating separation of granular metallic iron from slag

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001223266A JP2003034813A (ja) 2001-07-24 2001-07-24 粒状金属鉄とスラグの分離促進方法

Publications (1)

Publication Number Publication Date
JP2003034813A true JP2003034813A (ja) 2003-02-07

Family

ID=19056630

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001223266A Pending JP2003034813A (ja) 2001-07-24 2001-07-24 粒状金属鉄とスラグの分離促進方法

Country Status (10)

Country Link
US (1) US20040168550A1 (zh)
EP (1) EP1411135A4 (zh)
JP (1) JP2003034813A (zh)
KR (1) KR100660658B1 (zh)
CN (1) CN1533443A (zh)
AU (1) AU2002311297B2 (zh)
CA (1) CA2448383A1 (zh)
RU (1) RU2312899C2 (zh)
TW (1) TW533239B (zh)
WO (1) WO2003010342A1 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100768562B1 (ko) * 2006-09-15 2007-10-19 주식회사 대진디엠피 엘이디 조명 장치 및 그 제어 방법
WO2013161653A1 (ja) * 2012-04-24 2013-10-31 株式会社神戸製鋼所 金属鉄含有焼結体
JP2015155562A (ja) * 2014-02-20 2015-08-27 新日鐵住金株式会社 移動炉床炉による金属酸化物の還元方法及び還元装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1445335A4 (en) * 2001-09-19 2008-06-18 Nippon Steel Corp COOLING DEVICE AND METHOD FOR COOLING REDUCED IRON MASSES
JP3679084B2 (ja) * 2002-10-09 2005-08-03 株式会社神戸製鋼所 溶融金属製造用原料の製造方法および溶融金属の製造方法
WO2011001288A2 (en) 2009-06-29 2011-01-06 Bairong Li Metal reduction processes, metallurgical processes and products and apparatus
KR101404440B1 (ko) * 2013-10-25 2014-06-19 주식회사 세라메탈 폐원자재 재활용 처리 장치

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE126785T1 (de) * 1990-02-13 1995-09-15 Illawarra Tech Corp Ltd Gemeinsame behandlung von abwasser und abfällen von stahlwerken.
JP3145834B2 (ja) * 1993-03-08 2001-03-12 株式会社神戸製鋼所 還元鉄ブリケットの製造方法
AT404361B (de) * 1995-01-23 1998-11-25 Voest Alpine Ind Anlagen Verfahren und vorrichtung zum abkühlen von heissem eisenschwamm
JPH10158710A (ja) * 1996-12-02 1998-06-16 Sumitomo Metal Mining Co Ltd 還元鉄ペレットの製造方法
US6383251B1 (en) * 1997-08-22 2002-05-07 William Lyon Sherwood Direct iron and steelmaking
JP4159634B2 (ja) * 1997-10-23 2008-10-01 株式会社神戸製鋼所 金属鉄の製法および装置
US6413295B2 (en) * 1998-11-12 2002-07-02 Midrex International B.V. Rotterdam, Zurich Branch Iron production method of operation in a rotary hearth furnace and improved furnace apparatus
JP3009661B1 (ja) * 1999-01-20 2000-02-14 株式会社神戸製鋼所 還元鉄ペレットの製造方法
US6214087B1 (en) * 1999-03-19 2001-04-10 Midrex International B.V. Rotterdam, Zurich Branch Treatment of iron oxide agglomerates before introduction into furnace
BR0105934B8 (pt) * 2000-03-30 2013-09-17 mÉtodo para produzir ferro metÁlico granular.
JP3735004B2 (ja) * 2000-03-31 2006-01-11 住友重機械工業株式会社 ロータリーキルンから排出される溶融物の回収方法及びその装置
TW562860B (en) * 2000-04-10 2003-11-21 Kobe Steel Ltd Method for producing reduced iron
US20020053307A1 (en) * 2000-10-31 2002-05-09 Natsuo Ishiwata Method for discharging reduced product from a moveable-hearth furnace and a discharging device
US6648942B2 (en) * 2001-01-26 2003-11-18 Midrex International B.V. Rotterdam, Zurich Branch Method of direct iron-making / steel-making via gas or coal-based direct reduction and apparatus
JP4669189B2 (ja) * 2001-06-18 2011-04-13 株式会社神戸製鋼所 粒状金属鉄の製法
JP4266284B2 (ja) * 2001-07-12 2009-05-20 株式会社神戸製鋼所 金属鉄の製法
TWI282818B (en) * 2003-01-16 2007-06-21 Kobe Steel Ltd A rotary hearth furnace and iron production method thereby
JP4167101B2 (ja) * 2003-03-20 2008-10-15 株式会社神戸製鋼所 粒状金属鉄の製法
JP4167113B2 (ja) * 2003-04-17 2008-10-15 株式会社神戸製鋼所 還元鉄の製造方法及び装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100768562B1 (ko) * 2006-09-15 2007-10-19 주식회사 대진디엠피 엘이디 조명 장치 및 그 제어 방법
WO2013161653A1 (ja) * 2012-04-24 2013-10-31 株式会社神戸製鋼所 金属鉄含有焼結体
JP2015155562A (ja) * 2014-02-20 2015-08-27 新日鐵住金株式会社 移動炉床炉による金属酸化物の還元方法及び還元装置

Also Published As

Publication number Publication date
KR100660658B1 (ko) 2006-12-21
CN1533443A (zh) 2004-09-29
KR20040013155A (ko) 2004-02-11
WO2003010342A1 (fr) 2003-02-06
AU2002311297B2 (en) 2008-07-10
CA2448383A1 (en) 2003-02-06
RU2312899C2 (ru) 2007-12-20
EP1411135A4 (en) 2007-08-22
TW533239B (en) 2003-05-21
US20040168550A1 (en) 2004-09-02
EP1411135A1 (en) 2004-04-21
RU2004105153A (ru) 2005-06-10

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