KR100660658B1 - 과립상 금속철과 슬래그의 분리 촉진 방법 - Google Patents

과립상 금속철과 슬래그의 분리 촉진 방법 Download PDF

Info

Publication number
KR100660658B1
KR100660658B1 KR1020047000982A KR20047000982A KR100660658B1 KR 100660658 B1 KR100660658 B1 KR 100660658B1 KR 1020047000982 A KR1020047000982 A KR 1020047000982A KR 20047000982 A KR20047000982 A KR 20047000982A KR 100660658 B1 KR100660658 B1 KR 100660658B1
Authority
KR
South Korea
Prior art keywords
slag
iron
metal iron
granular
separation
Prior art date
Application number
KR1020047000982A
Other languages
English (en)
Korean (ko)
Other versions
KR20040013155A (ko
Inventor
쓰게오사무
요시다쇼헤이
Original Assignee
가부시키가이샤 고베 세이코쇼
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 가부시키가이샤 고베 세이코쇼 filed Critical 가부시키가이샤 고베 세이코쇼
Publication of KR20040013155A publication Critical patent/KR20040013155A/ko
Application granted granted Critical
Publication of KR100660658B1 publication Critical patent/KR100660658B1/ko

Links

Images

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)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
KR1020047000982A 2001-07-24 2002-06-17 과립상 금속철과 슬래그의 분리 촉진 방법 KR100660658B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2001-00223266 2001-07-24
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
PCT/JP2002/005996 WO2003010342A1 (fr) 2001-07-24 2002-06-17 Procede permettant d'accelerer la separation de fer metallique granulaire de laitier

Publications (2)

Publication Number Publication Date
KR20040013155A KR20040013155A (ko) 2004-02-11
KR100660658B1 true KR100660658B1 (ko) 2006-12-21

Family

ID=19056630

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020047000982A KR100660658B1 (ko) 2001-07-24 2002-06-17 과립상 금속철과 슬래그의 분리 촉진 방법

Country Status (10)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003027333A1 (fr) * 2001-09-19 2003-04-03 Nippon Steel Corporation Dispositif de refroidissement et procede de refroidissement de masses de fer reduites
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
KR100768562B1 (ko) * 2006-09-15 2007-10-19 주식회사 대진디엠피 엘이디 조명 장치 및 그 제어 방법
WO2011001282A2 (fr) 2009-06-29 2011-01-06 Bairong Li Procédés de réduction de métaux, procédés métallurgiques et produits et dispositifs
JP2013227605A (ja) * 2012-04-24 2013-11-07 Kobe Steel Ltd 金属鉄含有焼結体
KR101404440B1 (ko) * 2013-10-25 2014-06-19 주식회사 세라메탈 폐원자재 재활용 처리 장치
JP6273891B2 (ja) * 2014-02-20 2018-02-07 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

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
US6630010B2 (en) * 2000-03-30 2003-10-07 Midrex International B.V. Zurich Branch Method of producing metallic iron
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

Also Published As

Publication number Publication date
EP1411135A4 (fr) 2007-08-22
JP2003034813A (ja) 2003-02-07
CA2448383A1 (fr) 2003-02-06
CN1533443A (zh) 2004-09-29
EP1411135A1 (fr) 2004-04-21
WO2003010342A1 (fr) 2003-02-06
US20040168550A1 (en) 2004-09-02
TW533239B (en) 2003-05-21
AU2002311297B2 (en) 2008-07-10
RU2312899C2 (ru) 2007-12-20
KR20040013155A (ko) 2004-02-11
RU2004105153A (ru) 2005-06-10

Similar Documents

Publication Publication Date Title
JP4231960B2 (ja) 炉床回転炉を用いた炭素含有鉄の製造方法および製造装置
RU2194771C2 (ru) Способ получения металлического железа и устройство для его осуществления
EP1307596B1 (fr) Procede de fabrication de fer metallique
KR100660659B1 (ko) 금속철의 제조방법
JPH10195513A (ja) 金属鉄の製法
CN103261443B (zh) 冶金渣的粒化
TW200613566A (en) Process for producing molten iron and apparatus therefor
KR20010110174A (ko) 금속철의 제조방법 및 장치
WO2002092860A1 (fr) Fer metallique granulaire
KR100660658B1 (ko) 과립상 금속철과 슬래그의 분리 촉진 방법
JP4540172B2 (ja) 粒状金属鉄の製法
JP3732136B2 (ja) 還元鉄の製造方法および還元鉄の冷却装置
KR100498100B1 (ko) 일반탄을 이용한 용철 제조 공정에서 분환원철 및 분소성부원료의 괴성체를 이용한 용철제조방법
JP2002517607A (ja) 酸化鉄の強化された直接還元による持続的製鉄及び固体廃棄物の最小化
JP4572435B2 (ja) 鉄含有物からの還元鉄の製造方法
JP2008266793A (ja) 粒状金属鉄の製法および該金属鉄を用いた溶鋼の製法
JP4149531B2 (ja) 金属鉄の製造方法及び製造設備
JPH0616457A (ja) ロックウ−ル原料としての溶融高炉スラグならびにそ の成分調整材の供給方法
JPS5913673A (ja) 溶射用耐火材料
US3301659A (en) Pellet of iron ore and flux, apparatus and method for making same
JPH0681012A (ja) 球状金属微粒子の高速製造方法
RU2233889C2 (ru) Способ получения железа в печи с вращающимся подом и усовершенствованный печной аппарат
JPH11106816A (ja) 移動型炉床炉の操業方法
JPH08503260A (ja) 高生産性回転炉製鋼法
JPH02179806A (ja) 鉄鉱石の溶融還元方法

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
LAPS Lapse due to unpaid annual fee