[go: up one dir, main page]

BR8905832A - Processo para producao de ferro-gusa em fusao - Google Patents

Processo para producao de ferro-gusa em fusao

Info

Publication number
BR8905832A
BR8905832A BR8905832A BR8905832A BR8905832A BR 8905832 A BR8905832 A BR 8905832A BR 8905832 A BR8905832 A BR 8905832A BR 8905832 A BR8905832 A BR 8905832A BR 8905832 A BR8905832 A BR 8905832A
Authority
BR
Brazil
Prior art keywords
iron production
fusion iron
fusion
production
iron
Prior art date
Application number
BR8905832A
Other languages
English (en)
Inventor
Hideyuki Yamaoka
Takaiku Yamamoto
Hiroaki Ishida
Hiroyuki Ikemiya
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
Application filed by Sumitomo Metal Ind filed Critical Sumitomo Metal Ind
Publication of BR8905832A publication Critical patent/BR8905832A/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
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • C21B13/002—Reduction of iron ores by passing through a heated column of carbon
    • 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
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/35—Blowing from above and through the bath
    • 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
    • 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
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
BR8905832A 1989-01-31 1989-11-17 Processo para producao de ferro-gusa em fusao BR8905832A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1021140A JPH02200713A (ja) 1989-01-31 1989-01-31 溶銑の製造装置および製造方法

Publications (1)

Publication Number Publication Date
BR8905832A true BR8905832A (pt) 1991-05-21

Family

ID=12046594

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8905832A BR8905832A (pt) 1989-01-31 1989-11-17 Processo para producao de ferro-gusa em fusao

Country Status (5)

Country Link
US (1) US5084093A (pt)
EP (1) EP0382900B1 (pt)
JP (1) JPH02200713A (pt)
BR (1) BR8905832A (pt)
DE (1) DE68913509T2 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5286277A (en) * 1992-05-26 1994-02-15 Zaptech Corporation Method for producing steel
US5417740A (en) * 1992-05-26 1995-05-23 Zaptech Corporation Method for producing steel
US5728193A (en) * 1995-05-03 1998-03-17 Philip Services Corp. Process for recovering metals from iron oxide bearing masses
ES2669547T3 (es) * 2011-07-07 2018-05-28 SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPéEN Regenerador
CN110923381B (zh) * 2019-12-27 2021-08-17 济南荣庆节能技术有限公司 一种短流程高炉炼铁工艺
US12403529B2 (en) 2023-09-11 2025-09-02 Suncoke Technology And Development Llc Use of a basic oxygen furnace to produce granulated metallic units, and associated systems, devices, and methods

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1065522A (fr) * 1951-07-21 1954-05-26 Stahl & Walzwerke Rasselstein Procédé et four pour la fusion de riblons de faible poids et de grand encombrement
GB758246A (en) * 1952-10-29 1956-10-03 Newton Chambers & Co Improvements relating to cupola furnaces and the production of cast iron in them
US3759699A (en) * 1967-08-11 1973-09-18 Airco Inc Ting means process for melting scrap with a plurality of oppositely directed hea
GB1326241A (en) * 1970-01-23 1973-08-08 British Cast Iron Res Ass Melting of iron
US3832158A (en) * 1973-05-31 1974-08-27 R Obenchain Process for producing metal from metal oxide pellets in a cupola type vessel
GB1500511A (en) * 1974-01-21 1978-02-08 Boc International Ltd Vertical shaft furnace
FR2328049A1 (fr) * 1975-10-15 1977-05-13 Air Liquide Procede d'elaboration d'un metal de seconde fusion avec prechauffage des charges metalliques et four pour sa mise en oeuvre
GB1586762A (en) * 1976-05-28 1981-03-25 British Steel Corp Metal refining method and apparatus
US4304598A (en) * 1980-09-19 1981-12-08 Klockner-Werke Ag Method for producing steel from solid, iron containing pieces
US4329171A (en) * 1981-01-08 1982-05-11 Pennsylvania Engineering Corporation Steel making method
ZA827820B (en) * 1981-10-30 1983-08-31 British Steel Corp Production of steel
US4537629A (en) * 1984-08-20 1985-08-27 Instituto Mexicano De Investigaciones Siderurgicas Method for obtaining high purity ductile iron
ES2013177A6 (es) * 1988-04-19 1990-04-16 Skf Plasma Tech Metodo y su correspondiente aparato para fundir chatarra de hierro y acero.

Also Published As

Publication number Publication date
EP0382900B1 (en) 1994-03-02
EP0382900A1 (en) 1990-08-22
US5084093A (en) 1992-01-28
DE68913509T2 (de) 1994-09-29
JPH02200713A (ja) 1990-08-09
DE68913509D1 (de) 1994-04-07

Similar Documents

Publication Publication Date Title
BR9002551A (pt) Processo para producao de po
BR8800992A (pt) Processo continuo para preparacao de 1,1,1-trifluor-2,2-dicloroetano
BR9302204A (pt) Processo para producao de vidro
PT94059A (pt) Processo para a preparacao de copolimetros hidrossoluveis, de n-vinilamidas
BR8804535A (pt) Processo para a obtencao de c8-ate c24-alquiloligoglicosidios e-alquilglicosidios
BR8906363A (pt) Processo para producao de tricloromonosilano
BR8604730A (pt) Aparelhagem e processo para a producao de ferro em fusao
BR9007734A (pt) Processo para a obtencao de alquil-polietoxietersulfatos
BR9406201A (pt) Processo para a produção de difluoro-metano
BR9001096A (pt) Processo para fusao redutora de minerio de ni
BR9305223A (pt) Processo para produzir azadiractina
BR9004539A (pt) Processo para a obtencao de 1,1,1,2-tetrafluoretano
BR9105109A (pt) Processo para a producao de tuberculos
BR9004428A (pt) Processo para a obtencao de alquilhalogenossilanos
BR9003360A (pt) Processo para a obtencao de 1,1,1-trifluor-2-cloroetano
PT87946A (pt) Processo para a preparacao de derivados 4-amino susbtituido-1,2-dihidroxinaftaleno
BR8905832A (pt) Processo para producao de ferro-gusa em fusao
PT90353A (pt) Processo para a producao de polipeptideos
BR9105781A (pt) Processo de recuperacao de mineral
BR9002408A (pt) Processo para a producao de poliarilatos
BR9002162A (pt) Processo para a obtencao de poliisocianatos
BR9000588A (pt) Processo para preparacao de copolimeros de propileno-etileno
BR8904840A (pt) Processo para producao de n-fosfonometilglicina
BR9105765A (pt) Processo de recuperacao de mineral
BR9005385A (pt) Processo para a producao de 1,1-diclorotetrafluoretano

Legal Events

Date Code Title Description
FF Decision: intention to grant
FG Letter patent granted
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 17/11/2004