BR8504090A - Processo e dispositivo para a reducao direta de minerios de ferro contendo enxofre - Google Patents

Processo e dispositivo para a reducao direta de minerios de ferro contendo enxofre

Info

Publication number
BR8504090A
BR8504090A BR8504090A BR8504090A BR8504090A BR 8504090 A BR8504090 A BR 8504090A BR 8504090 A BR8504090 A BR 8504090A BR 8504090 A BR8504090 A BR 8504090A BR 8504090 A BR8504090 A BR 8504090A
Authority
BR
Brazil
Prior art keywords
sulfur
containing iron
direct reduction
iron ores
ores
Prior art date
Application number
BR8504090A
Other languages
English (en)
Inventor
Waldemar Dr Mathews
Original Assignee
Korf Engineering Gmbh
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 Korf Engineering Gmbh filed Critical Korf Engineering Gmbh
Publication of BR8504090A publication Critical patent/BR8504090A/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
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • 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
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
    • 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
    • C21B2100/66—Heat exchange
    • 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)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Manufacture Of Iron (AREA)
BR8504090A 1984-08-28 1985-08-27 Processo e dispositivo para a reducao direta de minerios de ferro contendo enxofre BR8504090A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3432090A DE3432090C2 (de) 1984-08-28 1984-08-28 Verfahren und Vorrichtung zur Direktreduktion von schwefelhaltigen Eisenerzen

Publications (1)

Publication Number Publication Date
BR8504090A true BR8504090A (pt) 1986-06-17

Family

ID=6244392

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8504090A BR8504090A (pt) 1984-08-28 1985-08-27 Processo e dispositivo para a reducao direta de minerios de ferro contendo enxofre

Country Status (5)

Country Link
US (2) US4735653A (pt)
JP (1) JPS6160812A (pt)
BR (1) BR8504090A (pt)
CH (1) CH666286A5 (pt)
DE (1) DE3432090C2 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5192486A (en) * 1990-03-30 1993-03-09 Fior De Venezuela Plant and process for fluidized bed reduction of ore
JP2641694B2 (ja) * 1993-06-28 1997-08-20 吉川工業株式会社 孔開け工具
AT406269B (de) 1997-12-05 2000-03-27 Voest Alpine Ind Anlagen Vorrichtung und verfahren zur reduktion von metalloxidhältigem material
AT406268B (de) 1997-12-05 2000-03-27 Voest Alpine Ind Anlagen Reduktionsgefäss zur reduktion von metalloxidhältigem material
AT406270B (de) 1997-12-05 2000-03-27 Voest Alpine Ind Anlagen Verfahren und anlage zum reduzieren von metalloxidhältigem material
US6478841B1 (en) 2001-09-12 2002-11-12 Techint Technologies Inc. Integrated mini-mill for iron and steel making
JP2015534604A (ja) * 2012-09-14 2015-12-03 フェストアルピネ シュタール ゲーエムベーハーＶｏｅｓｔａｌｐｉｎｅ Ｓｔａｈｌ Ｇｍｂｈ 不連続に作り出されるエネルギの貯蔵方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4032120A (en) * 1975-11-10 1977-06-28 Midrex Corporation Apparatus for direct reduction of sulfur-containing iron ore
JPS5934762B2 (ja) * 1978-02-03 1984-08-24 石川島播磨重工業株式会社 シヤフト炉式製鉄法における排ガスの再利用方法
JPS5811484B2 (ja) * 1980-12-04 1983-03-03 三菱重工業株式会社 還元鉄の製造方法

Also Published As

Publication number Publication date
CH666286A5 (de) 1988-07-15
DE3432090A1 (de) 1986-03-13
JPS6160812A (ja) 1986-03-28
DE3432090C2 (de) 1986-11-27
US4735653A (en) 1988-04-05
US4790517A (en) 1988-12-13

Similar Documents

Publication Publication Date Title
PT81221B (pt) Processo para a recuperacao de ouro de material contendo sulfureto,aurifero, refractario, contendo ferro
GB2199631B (en) Straightening and tensioning devices
BR8302958A (pt) Processo para tratamento de artigos de ferro e aco
BR8701188A (pt) Processo e aparelho para a fusao continua de um material contendo ferro
BR8503668A (pt) Processo para a fabricacao de esponja de ferro
BR8404124A (pt) Processo para a producao de ferro-gusa em fusao ou pre-produtos de aco e arranjo para a realizacao do processo
BR8801679A (pt) Processo para a fosfatizacao de pecas de aco e emprego
BR8503884A (pt) Processo para a reducao direta de materiais contendo oxido de ferro
GB2162293B (en) Preheating scrap for steelmaking
BR8806668A (pt) Processo e aparelho para reducao de minerio de ferro por fundicao
PT82046B (pt) Processo e composicao para a beneficiacao de minerais de ferro a partir de minerios de ferro por flotacao em espuma
BR8504090A (pt) Processo e dispositivo para a reducao direta de minerios de ferro contendo enxofre
GR861298B (en) Method for the reduction of ferrous chrome ores
PT80919B (pt) Processo para a preparacao de 3-arilcarbonil e 3-cicloalquilcarbonil-1-minoalquil_1h-indois
BR9305616A (pt) Processo e aparelho para a produção de minérios de ferro sinterizados
BR8205577A (pt) Processo para produzir um minerio de ferro aglomerado a frio
BR7800173A (pt) Processo para recuperacao de ferro de um minerio de ferro hematitico e sua ganga
BR9607995A (pt) Processo para a redução direta de material contendo óxido de ferro particulado e instalação para conduzir o processo
BR8301571A (pt) Processo para a producao de aco em um conversor
GB8505957D0 (en) Remelting and hardening elongate workpiece
BR8501548A (pt) Processo para producao de ferro fundido com grafita vermicular e dispositivo para realizar o mesmo
BR8601177A (pt) Processo para a producao de compositos metalurgicos,compositos metalurgicos e processo de reducao de minerios de ferro
BR9201979A (pt) Processo para a fundicao e reducao continuas de minerio de ferro e unidade de fundicao e reducao continuas de minerio de ferro
BR8404471A (pt) Processo para a reducao de minerios de ferro oxidicos
BR8000649A (pt) Processo para a reducao direta de minerio de ferro

Legal Events

Date Code Title Description
MM Lapse due to non-payment of fees (art. 50)