BR9707112A - Processo para produção de ferro poroso - Google Patents

Processo para produção de ferro poroso

Info

Publication number
BR9707112A
BR9707112A BR9707112A BR9707112A BR9707112A BR 9707112 A BR9707112 A BR 9707112A BR 9707112 A BR9707112 A BR 9707112A BR 9707112 A BR9707112 A BR 9707112A BR 9707112 A BR9707112 A BR 9707112A
Authority
BR
Brazil
Prior art keywords
production
porous iron
porous
iron
Prior art date
Application number
BR9707112A
Other languages
English (en)
Inventor
Leopold Werner Kepplinger
Felix Wallner
Udo Gennari
Original Assignee
Voest Alpine Ind Anlagen
Po Hang Iron & Steel
Res Inst Ind Science & Tech
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 Voest Alpine Ind Anlagen, Po Hang Iron & Steel, Res Inst Ind Science & Tech filed Critical Voest Alpine Ind Anlagen
Publication of BR9707112A publication Critical patent/BR9707112A/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
    • 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
    • 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)
BR9707112A 1996-11-06 1997-11-05 Processo para produção de ferro poroso BR9707112A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0193296A AT404256B (de) 1996-11-06 1996-11-06 Verfahren zum herstellen von eisenschwamm
PCT/AT1997/000238 WO1998020172A1 (de) 1996-11-06 1997-11-05 Verfahren zum herstellen von eisenschwamm

Publications (1)

Publication Number Publication Date
BR9707112A true BR9707112A (pt) 1999-07-20

Family

ID=3524141

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9707112A BR9707112A (pt) 1996-11-06 1997-11-05 Processo para produção de ferro poroso

Country Status (17)

Country Link
US (1) US6149708A (pt)
EP (1) EP0871783B1 (pt)
JP (1) JP2000503350A (pt)
KR (1) KR100466630B1 (pt)
CN (1) CN1053014C (pt)
AT (1) AT404256B (pt)
AU (1) AU733442B2 (pt)
BR (1) BR9707112A (pt)
CA (1) CA2242249A1 (pt)
CZ (1) CZ293263B6 (pt)
DE (1) DE59703015D1 (pt)
RU (1) RU2176672C2 (pt)
SK (1) SK283074B6 (pt)
TW (1) TW356479B (pt)
UA (1) UA43436C2 (pt)
WO (1) WO1998020172A1 (pt)
ZA (1) ZA979930B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100398669C (zh) * 2005-05-10 2008-07-02 太原理工大学 用微波竖炉制取低碳海绵铁的方法
AT503593B1 (de) * 2006-04-28 2008-03-15 Siemens Vai Metals Tech Gmbh Verfahren zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten aus feinteilchenförmigem eisenoxidhältigem material
US8486541B2 (en) * 2006-06-20 2013-07-16 Aerojet-General Corporation Co-sintered multi-system tungsten alloy composite
CN100500888C (zh) * 2007-01-30 2009-06-17 武汉工程大学 用微波还原弱磁性铁矿物制取铁精矿的方法
AT506837B1 (de) * 2008-06-06 2010-03-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur herstellung von roheisen oder flüssigen stahlvorprodukten
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 (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US32247A (en) * 1861-05-07 Vegetable-cutter
US4053301A (en) 1975-10-14 1977-10-11 Hazen Research, Inc. Process for the direct production of steel
US4111687A (en) * 1976-11-01 1978-09-05 Consolidated Natural Gas Service Company, Inc. Process for the production of intermediate hot metal
NL8201945A (nl) * 1982-05-12 1983-12-01 Hoogovens Groep Bv Werkwijze en inrichting voor de vervaardiging van vloeibaar ijzer uit oxydisch ijzererts.
US4578110A (en) * 1984-05-07 1986-03-25 Hylsa, S.A. Method of reducing iron oxides
DE3437913A1 (de) * 1984-10-12 1986-04-24 Korf Engineering GmbH, 4000 Düsseldorf Verfahren und vorrichtung zur herstellung eines eisenschwamms bzw. roheisens
DE3535572A1 (de) * 1985-10-03 1987-04-16 Korf Engineering Gmbh Verfahren zur herstellung von roheisen aus feinerz
US5137566A (en) * 1990-08-01 1992-08-11 Iron Carbide Holdings, Limited Process for preheating iron-containing reactor feed prior to being treated in a fluidized bed reactor
WO1993014228A1 (en) * 1992-01-17 1993-07-22 Whipp Roy H Improved plant and process for fluidized bed reduction of ore
US5338336A (en) * 1993-06-30 1994-08-16 Bechtel Group, Inc. Method of processing electric arc furnace dust and providing fuel for an iron making process
AT404735B (de) * 1992-10-22 1999-02-25 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten
US5413622A (en) * 1993-12-16 1995-05-09 Bechtel Group, Inc. Method of making hot metals with totally recycled gas
US5869018A (en) * 1994-01-14 1999-02-09 Iron Carbide Holdings, Ltd. Two step process for the production of iron carbide from iron oxide
AT400725B (de) * 1994-04-11 1996-03-25 Voest Alpine Ind Anlagen Verfahren zum herstellen einer eisenschmelze
KR970003636B1 (ko) * 1994-12-31 1997-03-20 포항종합제철 주식회사 용융선철 및 용융강 제조시 분철광석을 환원시키는 환원로

Also Published As

Publication number Publication date
RU2176672C2 (ru) 2001-12-10
EP0871783A1 (de) 1998-10-21
JP2000503350A (ja) 2000-03-21
CZ213398A3 (cs) 1999-07-14
WO1998020172A1 (de) 1998-05-14
UA43436C2 (uk) 2001-12-17
TW356479B (en) 1999-04-21
CA2242249A1 (en) 1998-05-14
US6149708A (en) 2000-11-21
SK91998A3 (en) 1998-12-02
AU733442B2 (en) 2001-05-17
CN1207140A (zh) 1999-02-03
EP0871783B1 (de) 2001-02-21
SK283074B6 (sk) 2003-02-04
ATA193296A (de) 1998-02-15
KR19990077052A (ko) 1999-10-25
KR100466630B1 (ko) 2005-05-10
CN1053014C (zh) 2000-05-31
AT404256B (de) 1998-10-27
DE59703015D1 (de) 2001-03-29
ZA979930B (en) 1998-05-25
CZ293263B6 (cs) 2004-03-17
AU4766597A (en) 1998-05-29

Similar Documents

Publication Publication Date Title
IL124800A0 (en) Process for the production of vanillin
BR9500835A (pt) Processo para produção de poliisobutenos
NO992860L (no) FremgangsmÕte for fremstilling av hydrokarboner
BR9704647A (pt) Processo para a produção de arame de aço privilegiado
DE69502384T2 (de) Prozess zur herstellung von polyarylenetherketonen
BR9602248A (pt) Processo para julgar as propriedades do ferro fundido
BR9703977A (pt) Processo para produção de polisoolefinas altamente ramificadas
BR9507674A (pt) Processo de fazer artigo refratário poroso
HUP0003064A3 (en) Process for the production of heparin
BR9508167A (pt) Processo para produção de minério sinterizado
DE69928463D1 (de) Verfahren zur Herstellung von Stahlkomponenten
IT1289763B1 (it) Processo per la produziond di cefazolina
BR9707112A (pt) Processo para produção de ferro poroso
BR9707113A (pt) Processo para produção de ferro-esponja por redução direta de material contendo óxido de ferro
PT1049723E (pt) Processo para o fabrico de inulina de chicoria
BR9701084A (pt) Processo para a fabricação de óxido composito poroso
NO985757D0 (no) FremgangsmÕte ved fremstilling av rustfritt stÕl
NO982200L (no) Produksjonsprosess
DE69708002D1 (de) Verfahren zur Herstellung von alpha-Brom,omega-Chloralkanen
BR9708681A (pt) Processo para producão de 2,5-dimetil-2,5-di-t-butilperóxi-hexano
BR9603738A (pt) Processo de produção
NO983352D0 (no) FramgangsmÕte for produksjon av sulfiderte katalysatorer
IL125541A0 (en) Process for the production of 5-hydroxyoxazolidinones
HUP9902584A3 (en) Process for the production of 2h-1-benzopyrans
HUP0004950A3 (en) Process for the production of formylimidazoles

Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B25D Requested change of name of applicant approved

Owner name: VOEST-ALPINE INDUSTRIEANLAGENBAU GESELLSCHAFT M.B.

Free format text: ALTERADO DE: POHANG IRON AND STEEL CO., LTD.

B25A Requested transfer of rights approved

Owner name: RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE AND TECHN

Free format text: TRANSFERIDO DE: VOEST-ALPINE INDUSTRIEANLAGENBAU GMBH

B25D Requested change of name of applicant approved

Owner name: POSCO (KR) , RESEARCH INSTITUTE OF INDUSTRIAL SCIE

Free format text: ALTERADO DE: RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE AND TECHNOLOGY, INCORPORATED FOUNDATION

B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 9A,10A E 11A ANUIDADE(S).

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2256 DE 01/04/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 9A, 10A E 11A ANUIDADES.

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 2606 DE 15-12-2020 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.