BR9707159A - Método e instalação para produzir ferro reduzido - Google Patents

Método e instalação para produzir ferro reduzido

Info

Publication number
BR9707159A
BR9707159A BR9707159A BR9707159A BR9707159A BR 9707159 A BR9707159 A BR 9707159A BR 9707159 A BR9707159 A BR 9707159A BR 9707159 A BR9707159 A BR 9707159A BR 9707159 A BR9707159 A BR 9707159A
Authority
BR
Brazil
Prior art keywords
installation
reduced iron
producing reduced
producing
iron
Prior art date
Application number
BR9707159A
Other languages
English (en)
Inventor
Yoshihisa Nakamura
Hideyuki Yamaoka
Takazo Kawaguchi
Yasuo Kamei
Original Assignee
Sumitomo Metal Ind
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
Priority claimed from JP32470496A external-priority patent/JP3301326B2/ja
Priority claimed from JP32995096A external-priority patent/JP3379360B2/ja
Application filed by Sumitomo Metal Ind filed Critical Sumitomo Metal Ind
Publication of BR9707159A publication Critical patent/BR9707159A/pt

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
    • C21B13/14—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
    • 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
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/02—Making pig-iron other than in blast furnaces in low shaft furnaces or shaft 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • 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
    • 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)
  • 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)
  • Mechanical Engineering (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
BR9707159A 1996-11-20 1997-11-19 Método e instalação para produzir ferro reduzido BR9707159A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP32470496A JP3301326B2 (ja) 1996-11-20 1996-11-20 還元鉄の製造方法
JP32995096A JP3379360B2 (ja) 1996-12-10 1996-12-10 溶銑製造方法
PCT/JP1997/004221 WO1998022626A1 (fr) 1996-11-20 1997-11-19 Procede et appareil pour la production de fer reduit

Publications (1)

Publication Number Publication Date
BR9707159A true BR9707159A (pt) 1999-04-06

Family

ID=26571573

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9707159A BR9707159A (pt) 1996-11-20 1997-11-19 Método e instalação para produzir ferro reduzido

Country Status (6)

Country Link
EP (1) EP0899345A4 (pt)
KR (1) KR19990077174A (pt)
CN (1) CN1055730C (pt)
BR (1) BR9707159A (pt)
TW (1) TW368521B (pt)
WO (1) WO1998022626A1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000079275A1 (fr) * 1999-06-17 2000-12-28 Kyowa Hakko Kogyo Co., Ltd. Moyens de diagnostic et de traitement de maladies utilisant des macrocytes/macrophages
MY133537A (en) * 2002-01-24 2007-11-30 Kobe Steel Ltd Method for making molten iron
KR100729131B1 (ko) * 2004-12-22 2007-06-14 천필지 연속식 분생석회 제조방법 및 그 제조장치
AT502904B1 (de) * 2005-12-07 2008-02-15 Voest Alpine Ind Anlagen Förderanlage, anlagenverbund und verfahren zur kopplung von metallurgischen verfahren
KR100778684B1 (ko) * 2006-12-19 2007-11-22 주식회사 포스코 환원철의 제조 방법
MX2016000953A (es) * 2013-07-29 2016-05-09 Nippon Steel & Sumitomo Metal Corp Materia prima por reduccion directa, metodo de produccion de materia prima por reduccion directa, y metodo de produccion de hierro reducido.
CN107429310B (zh) * 2015-03-17 2019-12-20 高丽大学校产学协力团 磁铁矿基烧结矿及其生产方法
CN105347060A (zh) * 2015-11-25 2016-02-24 无锡山川环保机械有限公司 耐火材料配料料仓装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1452627A (en) * 1921-01-21 1923-04-24 Edwin B Thornhill Process for the production of sponge iron and other metallic products
US1832731A (en) * 1927-08-25 1931-11-17 Howard J Pardee Treatment of iron ores
FR760433A (fr) * 1933-08-16 1934-02-22 Kloeckner Werke Ag Procédé de fabrication de fer spongieux et appareillage permettant la mise en oeuvre de ce procédé
US3383199A (en) * 1967-08-23 1968-05-14 Allied Chem Processing of iron oxide values
GB1246308A (en) * 1968-12-05 1971-09-15 Gkn Group Services Ltd Production of sintered metal articles direct from metal ore
US3770417A (en) * 1971-02-23 1973-11-06 Salem Corp Simultaneous production of metallized ores and coke
US4189312A (en) * 1976-01-05 1980-02-19 Salem Furnace Co. Weight ratio mixing of volatile containing carbonaceous materials with materials to be treated by the volatiles evolved therefrom
JPS5291721A (en) * 1976-01-29 1977-08-02 Nissho Iwai Co Ltd Production of sponge iron and reduction furnace of it
US4701214A (en) * 1986-04-30 1987-10-20 Midrex International B.V. Rotterdam Method of producing iron using rotary hearth and apparatus
JPH0723490B2 (ja) * 1987-03-04 1995-03-15 住友金属工業株式会社 溶銑の回分式製造方法
JP2638861B2 (ja) * 1987-11-30 1997-08-06 日本鋼管株式会社 溶融環元法
BE1008397A6 (fr) * 1994-07-13 1996-05-07 Centre Rech Metallurgique Procede pour fabriquer une eponge de fer a basse teneur en soufre.
US5567224A (en) * 1995-06-06 1996-10-22 Armco Inc. Method of reducing metal oxide in a rotary hearth furnace heated by an oxidizing flame

Also Published As

Publication number Publication date
TW368521B (en) 1999-09-01
KR19990077174A (ko) 1999-10-25
CN1209845A (zh) 1999-03-03
CN1055730C (zh) 2000-08-23
EP0899345A4 (en) 2000-07-19
WO1998022626A1 (fr) 1998-05-28
EP0899345A1 (en) 1999-03-03

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law