BR9503034A - Método de produção de ferro a partir de compostos deferro e aparelho para uso na referida produção - Google Patents

Método de produção de ferro a partir de compostos deferro e aparelho para uso na referida produção

Info

Publication number
BR9503034A
BR9503034A BR9503034A BR9503034A BR9503034A BR 9503034 A BR9503034 A BR 9503034A BR 9503034 A BR9503034 A BR 9503034A BR 9503034 A BR9503034 A BR 9503034A BR 9503034 A BR9503034 A BR 9503034A
Authority
BR
Brazil
Prior art keywords
chamber
iron compounds
iron
oxygen
production
Prior art date
Application number
BR9503034A
Other languages
English (en)
Inventor
Johannes Geleijn Bernard
Hendrikus Koenraad Albe Meijer
Cornelis Pieter Teerhuis
Original Assignee
Hoogovens Groep Bv
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 Hoogovens Groep Bv filed Critical Hoogovens Groep Bv
Publication of BR9503034A publication Critical patent/BR9503034A/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
    • 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
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • 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)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Compounds Of Iron (AREA)
  • Catalysts (AREA)
BR9503034A 1994-07-01 1995-06-30 Método de produção de ferro a partir de compostos deferro e aparelho para uso na referida produção BR9503034A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9401103A NL9401103A (nl) 1994-07-01 1994-07-01 Werkwijze en inrichting voor het voorreduceren van ijzerverbindingen.

Publications (1)

Publication Number Publication Date
BR9503034A true BR9503034A (pt) 1996-06-11

Family

ID=19864396

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9503034A BR9503034A (pt) 1994-07-01 1995-06-30 Método de produção de ferro a partir de compostos deferro e aparelho para uso na referida produção

Country Status (14)

Country Link
US (1) US5639293A (pt)
EP (1) EP0690136B1 (pt)
KR (1) KR0156813B1 (pt)
CN (1) CN1040774C (pt)
AT (1) ATE199940T1 (pt)
AU (1) AU691908B2 (pt)
BR (1) BR9503034A (pt)
CA (1) CA2153081C (pt)
DE (1) DE69520391T2 (pt)
ES (1) ES2156188T3 (pt)
NL (1) NL9401103A (pt)
PL (1) PL179668B1 (pt)
RU (1) RU2143005C1 (pt)
ZA (1) ZA955312B (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1000838C2 (nl) * 1995-07-19 1997-01-21 Hoogovens Staal Bv Werkwijze en inrichting voor het produceren van ruwijzer door smelting reduction.
US5885322A (en) * 1996-03-22 1999-03-23 Steel Technology Corporation Method for reducing iron losses in an iron smelting process
US5980606A (en) * 1996-03-22 1999-11-09 Steel Technology Corporation Method for reducing sulfuric content in the offgas of an iron smelting process
CA2221808C (en) 1996-03-22 2003-05-20 Steel Technology Corporation Stable operation of a smelter reactor
NL1003186C2 (nl) * 1996-05-23 1997-11-25 Hoogovens Staal Bv Drukvat, toepassing van dat drukvat bij de bereiding van ruw ijzer, alsmede leiding geschikt voor toepassing in dat drukvat.
IT1284200B1 (it) * 1996-07-31 1998-05-08 Sviluppo Materiali Spa Procedimento per la produzione diretta di ghisa a partire da materiale ferrifero ed apparecchiatura idonea per l'esecuzione di
NL1005114C2 (nl) * 1997-01-29 1998-07-30 Hoogovens Staal Bv Vuurvaste wand, metallurgisch vat omvattende zo'n vuurvaste wand en werkwijze waarbij zo'n vuurvaste wand wordt toegepast.
IT1291118B1 (it) 1997-03-25 1998-12-29 Sviluppo Materiali Spa Procedimento per la produzione diretta di ghisa a partire da minerale ferrifero fine e da carbone fossile ed apparecchiatura idonea per
NL1006553C2 (nl) * 1997-07-11 1999-01-12 Hoogovens Staal Bv Werkwijze voor het sturen (control) van een smelting reduction process.
US6214084B1 (en) 1997-09-03 2001-04-10 The Boc Group, Inc. Iron manufacturing process
JP5606320B2 (ja) * 2008-09-16 2014-10-15 株式会社Ｉｓｔｃ 溶鉄の製造方法
KR101289217B1 (ko) * 2010-12-28 2013-07-29 주식회사 포스코 일관제철시스템 및 일관제철방법
ES2874814T3 (es) * 2011-03-21 2021-11-05 Tata Steel Ltd Proceso de fundición directa para alimentación de alto contenido de azufre
WO2013091847A1 (en) * 2011-12-19 2013-06-27 Tata Steel Nederland Technology Bv Smelting cyclone and apparatus provided with such a smelting cyclone
CN105940119A (zh) * 2013-12-20 2016-09-14 技术信息有限公司 熔炼方法和装置
US10276625B1 (en) 2017-12-15 2019-04-30 Atomera Incorporated CMOS image sensor including superlattice to enhance infrared light absorption
CN114901841A (zh) * 2019-11-28 2022-08-12 塔塔钢铁艾默伊登有限责任公司 用于生产铁水的设备

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE442776C (de) * 1925-07-22 1927-04-06 Konrad Strauss Dipl Ing Verfahren zur unmittelbaren Erzeugung von Roheisen und Stahl
US2540593A (en) * 1947-12-11 1951-02-06 Standard Oil Dev Co Method of melting reduced metal dust
GB827957A (en) * 1955-03-15 1960-02-10 British Iron Steel Research Improvements in the production of metal from ores and in apparatus therefor
FR1314435A (fr) * 1961-11-06 1963-01-11 Koninklijke Hoogovens En Staal Procédé et dispositif pour la réduction de combinaisons de fer
US3607224A (en) * 1968-03-20 1971-09-21 Combustion Eng Direct reduction of iron ore
US4087274A (en) * 1975-07-04 1978-05-02 Boliden Aktiebolag Method of producing a partially reduced product from finely-divided metal sulphides
CN86102198A (zh) * 1986-04-03 1987-12-23 李世原 旋流式二段直接还原熔融炼铁工艺及设备
CN1014432B (zh) * 1987-12-18 1991-10-23 日本钢管株式会社 熔融还原铁矿石生产生铁的方法
US5228901A (en) * 1991-02-25 1993-07-20 Idaho Research Foundation, Inc. Partial reduction of particulate iron ores and cyclone reactor

Also Published As

Publication number Publication date
DE69520391T2 (de) 2001-09-06
US5639293A (en) 1997-06-17
CA2153081C (en) 1999-09-14
CA2153081A1 (en) 1996-01-02
KR0156813B1 (ko) 1998-11-16
NL9401103A (nl) 1996-02-01
PL179668B1 (pl) 2000-10-31
ZA955312B (en) 1996-02-09
RU2143005C1 (ru) 1999-12-20
DE69520391D1 (de) 2001-04-26
CN1123840A (zh) 1996-06-05
ES2156188T3 (es) 2001-06-16
CN1040774C (zh) 1998-11-18
AU2179395A (en) 1996-01-18
PL309418A1 (en) 1996-01-08
AU691908B2 (en) 1998-05-28
RU95110772A (ru) 1997-06-10
EP0690136A1 (en) 1996-01-03
EP0690136B1 (en) 2001-03-21
ATE199940T1 (de) 2001-04-15

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Legal Events

Date Code Title Description
TC Change of name
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 20A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2312 DE 28-04-2015 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.