ES2038342T3 - Procedimiento para la fusion continua de acero. - Google Patents

Procedimiento para la fusion continua de acero.

Info

Publication number
ES2038342T3
ES2038342T3 ES88890257T ES88890257T ES2038342T3 ES 2038342 T3 ES2038342 T3 ES 2038342T3 ES 88890257 T ES88890257 T ES 88890257T ES 88890257 T ES88890257 T ES 88890257T ES 2038342 T3 ES2038342 T3 ES 2038342T3
Authority
ES
Spain
Prior art keywords
procedure
steel
continuous melting
ugly
mno
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES88890257T
Other languages
English (en)
Inventor
Ludwig Prof. Dr.-Ing. Dr.-Ing. E.H. Von Bogdandy
Gerhard Prok. Dir. Dipl.-Ing. Dr. Mitter
Otto Dipl. Ing. Koller
Luzian Dipl. Ing. Pochmarski
Christian Dipl. Ing. Jaquemar
Hans-Jurgen Dr.-Ing. Langhammer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Voestalpine Stahl Donawitz GmbH
Original Assignee
Voestalpine Stahl Donawitz 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
Priority claimed from AT0270987A external-priority patent/AT389897B/de
Priority claimed from AT0324787A external-priority patent/AT389898B/de
Application filed by Voestalpine Stahl Donawitz GmbH filed Critical Voestalpine Stahl Donawitz GmbH
Application granted granted Critical
Publication of ES2038342T3 publication Critical patent/ES2038342T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/54—Processes yielding slags of special composition
    • 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
    • C21C5/36—Processes yielding slags of special composition
    • 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)
  • Treatment Of Steel In Its Molten State (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

EN UN PROCESO DE FUNDICION CONTINUA DE ACERO PARTIENDO DE PORTADORES FERRICOS PRERREDUCIDOS AL MENOS EN SU MAYOR PARTE, COMO POR EJEMPLO HIERRO BRUTO Y/O CHATARRA, EN EL CUAL LA COLADA SE HACE EN UN CALDERO PARA LOS PASOS METALURGICOS SIGUIENTES, SE AJUSTA ESCORIA METALURGICA MEDIANTE ADICION DE FLUIDOS A: 20 - 77,2% FEO, ESPECIALMENTE 25,7-50% FEO, 10 - 30% SIO2, 2 15%AL2O3, 5 - 20% MGO, 0,13 - 6,45 % MNO, ESPECIALMENTE 0,5 - 5% MNO 1-10% CAO, 0,1 - 5% CR2O3, P + S RASTROS.
ES88890257T 1987-10-13 1988-10-12 Procedimiento para la fusion continua de acero. Expired - Lifetime ES2038342T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0270987A AT389897B (de) 1987-10-13 1987-10-13 Verfahren zum kontinuierlichen schmelzen von stahl
AT0324787A AT389898B (de) 1987-12-10 1987-12-10 Verfahren zum kontinuierlichen schmelzen von stahl

Publications (1)

Publication Number Publication Date
ES2038342T3 true ES2038342T3 (es) 1993-07-16

Family

ID=25598958

Family Applications (1)

Application Number Title Priority Date Filing Date
ES88890257T Expired - Lifetime ES2038342T3 (es) 1987-10-13 1988-10-12 Procedimiento para la fusion continua de acero.

Country Status (13)

Country Link
US (1) US4957547A (es)
EP (1) EP0313547B1 (es)
JP (1) JPH01136924A (es)
KR (1) KR920004674B1 (es)
CN (1) CN1011981B (es)
BR (1) BR8805254A (es)
CA (1) CA1310836C (es)
DE (1) DE3877320D1 (es)
ES (1) ES2038342T3 (es)
GR (1) GR3007500T3 (es)
MX (1) MX168916B (es)
RU (1) RU2059731C1 (es)
UA (1) UA11042A (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK0470067T3 (da) * 1990-07-26 1996-07-01 Seirlehner Leopold Dipl Ing Fremgangsmåde til smeltning af stål samt indretning til udførelse af fremgangsmåden
US6332910B1 (en) * 1997-09-15 2001-12-25 Holderbank Financiere Glarus Ag Process for working up steel slags and iron carriers for obtaining pig iron and environmentally safe slags
RU2140993C1 (ru) * 1997-12-09 1999-11-10 ОАО "Нижнетагильский металлургический комбинат" Способ выплавки стали
AT412349B (de) * 2003-06-25 2005-01-25 Voest Alpine Ind Anlagen Verfahren zur herstellung einer legierten metallschmelze und erzeugungsanlage hierzu
CN101696460B (zh) * 2009-05-25 2010-12-29 莱芜钢铁集团有限公司 一种含铁物料转底炉双联连续炼钢工艺方法及装置
US8562713B2 (en) * 2011-05-27 2013-10-22 A. Finkl & Sons Co. Flexible minimum energy utilization electric arc furnace system and processes for making steel products
CN102382928A (zh) * 2011-07-08 2012-03-21 南阳汉冶特钢有限公司 一种提高转炉冶炼前期熔渣流动性的方法
CN102876833A (zh) * 2012-06-28 2013-01-16 辽宁天和科技股份有限公司 一种炼钢造渣用速熔镁质复合材料及其制备方法
CN104928557A (zh) * 2015-05-28 2015-09-23 含山县兴达球墨铸铁厂 一种强化钢的制备方法
CN105648149A (zh) * 2016-02-26 2016-06-08 铜陵安东铸钢有限责任公司 一种钢水精炼造渣剂及其生产工艺
DK3901289T3 (da) * 2020-04-24 2025-07-14 Orbix Solutions Fremgangsmåde til fremstilling af en hovedsageligt krystallinsk størknet stålslagge
CN111979473B (zh) * 2020-07-14 2022-03-18 河南豫中新材料有限公司 一种高纯磷铁的制备方法
CN116004938B (zh) * 2022-12-31 2025-11-11 四川钒盛新材料有限公司 一种提钒调渣剂及其制备方法
CN116004939B (zh) * 2023-02-01 2026-03-03 攀枝花学院 半钢炼钢用助熔剂及其造渣方法
CN116024402B (zh) * 2023-02-02 2026-03-03 攀枝花学院 半钢炼钢用助熔剂及其造渣方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2546936A (en) * 1949-06-02 1951-03-27 Ohio Ferro Alloys Corporated Treatment of slags
US3396010A (en) * 1965-09-16 1968-08-06 Northwest Olivine Company Slag conditioner
DE2326174C2 (de) * 1973-05-23 1979-03-29 Kloeckner-Werke Ag, 4100 Duisburg Einschränkung der Oxydation des Einsatzes beim Einschmelzen von Schrott o.dgl
DE2710377C2 (de) * 1977-03-10 1979-04-19 Fried. Krupp Gmbh, 4300 Essen Verfahren zur Herstellung von Stahl aus Metallschwamm unter Verwendung von Glasplasmen als Energieträger
US4557758A (en) * 1982-12-16 1985-12-10 Mizin Vladimir G Steelmaking process
AT382639B (de) * 1985-04-26 1987-03-25 Voest Alpine Ag Verfahren zur herstellung von stahl aus eisenschwamm sowie anlage zur durchfuehrung des verfahrens
US4695318A (en) * 1986-10-14 1987-09-22 Allegheny Ludlum Corporation Method of making steel
ATE86674T1 (de) * 1987-08-21 1993-03-15 Voest Alpine Stahl Donawitz Verfahren zum einschmelzen von schrott, eisenschwamm und/oder festem roheisen od. dgl.

Also Published As

Publication number Publication date
EP0313547A1 (de) 1989-04-26
CN1032553A (zh) 1989-04-26
CA1310836C (en) 1992-12-01
GR3007500T3 (es) 1993-07-30
UA11042A (uk) 1996-12-25
BR8805254A (pt) 1989-05-30
KR920004674B1 (ko) 1992-06-13
DE3877320D1 (de) 1993-02-18
JPH0480093B2 (es) 1992-12-17
US4957547A (en) 1990-09-18
KR890006833A (ko) 1989-06-16
MX168916B (es) 1993-06-14
JPH01136924A (ja) 1989-05-30
RU2059731C1 (ru) 1996-05-10
CN1011981B (zh) 1991-03-13
EP0313547B1 (de) 1993-01-07

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