ES8402879A1 - Procedimiento mejorado para aumentar la cantidad de refrigerante en la obtencion de acero mediante insuflado de oxigeno. - Google Patents

Procedimiento mejorado para aumentar la cantidad de refrigerante en la obtencion de acero mediante insuflado de oxigeno.

Info

Publication number
ES8402879A1
ES8402879A1 ES519419A ES519419A ES8402879A1 ES 8402879 A1 ES8402879 A1 ES 8402879A1 ES 519419 A ES519419 A ES 519419A ES 519419 A ES519419 A ES 519419A ES 8402879 A1 ES8402879 A1 ES 8402879A1
Authority
ES
Spain
Prior art keywords
batches
refining
steel
increasing
bof
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
Application number
ES519419A
Other languages
English (en)
Other versions
ES519419A0 (es
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.)
Arcelor Luxembourg SA
Original Assignee
Arbed SA
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=19729817&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES8402879(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Arbed SA filed Critical Arbed SA
Publication of ES8402879A1 publication Critical patent/ES8402879A1/es
Publication of ES519419A0 publication Critical patent/ES519419A0/es
Granted 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
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/32—Blowing from above
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Steroid Compounds (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Soft Magnetic Materials (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Furnace Details (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

PROCEDIMIENTO PARA AUMENTAR LAS CANTIDADES DE LOS REFRIGERANTES, TALES COMO CHATARRA DE ACERO, MINERAL DE HIERRO, ESPONJA DE HIERRO, PELLETS DE MINERAL PRERREDUCIDOS Y SIMILARES, EN EL AMBITO DE UN PROCESO DE AFINADO A PARTIR DE ARRABIO, EN EL QUE EL OXIGENO SE SUMINISTRA POR INSUFLADO.CONSISTE EN SUMINISTRAR GAS INERTE EN LA COLADA A TRAVES DEL FONDO DEL CRISOL DURANTE EL PROCESO DE AFINADO Y EN LIMITAR LA CANTIDAD DE ESCORIAS A UN MINIMO AGREGANDO CAL, FORMADORA DE ESCORIA, EN EL TRANSCURSO DEL PROCESO DE AFINADO UNICAMENTE DE FORMA GRADUAL Y, CONCRETAMENTE, EN DEPENDENCIACON LA FORMACION DE MATERIALES ESCORIFICANTES.
ES519419A 1982-02-17 1983-01-31 Procedimiento mejorado para aumentar la cantidad de refrigerante en la obtencion de acero mediante insuflado de oxigeno. Granted ES519419A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU83954A LU83954A1 (de) 1982-02-17 1982-02-17 Verfahren zum erhoehen der kuehlstoffsaetze beim herstellen von stahl durch sauerstoffaufblasen

Publications (2)

Publication Number Publication Date
ES8402879A1 true ES8402879A1 (es) 1984-03-01
ES519419A0 ES519419A0 (es) 1984-03-01

Family

ID=19729817

Family Applications (1)

Application Number Title Priority Date Filing Date
ES519419A Granted ES519419A0 (es) 1982-02-17 1983-01-31 Procedimiento mejorado para aumentar la cantidad de refrigerante en la obtencion de acero mediante insuflado de oxigeno.

Country Status (15)

Country Link
US (1) US4439234A (es)
EP (1) EP0086732B1 (es)
JP (1) JPS58151413A (es)
KR (1) KR910001486B1 (es)
AT (1) ATE20907T1 (es)
AU (1) AU554340B2 (es)
BR (1) BR8300746A (es)
CA (1) CA1205290A (es)
DE (1) DE3364586D1 (es)
ES (1) ES519419A0 (es)
FI (1) FI73241C (es)
LU (1) LU83954A1 (es)
NO (1) NO830528L (es)
PT (1) PT76183A (es)
ZA (1) ZA83997B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8201269A (nl) * 1982-03-26 1983-10-17 Hoogovens Groep Bv Werkwijze voor het vervaardigen van staal in een converter uitgaande van ruwijzer en schrot.
FR2579226B1 (fr) * 1985-03-20 1992-10-16 Unimetall Sa Procede d'affinage de fonte phosphoreuse
JP4288010B2 (ja) * 1999-04-13 2009-07-01 セミトゥール・インコーポレイテッド 処理流体の流れ具合を向上させる処理チャンバを備えた加工物処理装置
JP5948863B2 (ja) * 2011-12-26 2016-07-06 Ｊｆｅスチール株式会社 転炉精錬方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1294594A (fr) * 1961-07-10 1962-05-26 British Oxygen Co Ltd Fabrication d'acier à faible teneur en phosphore et à teneur élevée en carbone
DE1583240A1 (de) * 1967-09-30 1970-08-06 Demag Ag Verfahren und Vorrichtung zum Erzeugen von Stahl im Konverter
US3854932A (en) * 1973-06-18 1974-12-17 Allegheny Ludlum Ind Inc Process for production of stainless steel
LU81207A1 (fr) * 1979-04-30 1980-12-16 Arbed Procede d'affinage d'un bain de metal contenant des matieres refroidissantes solides
LU81859A1 (fr) * 1979-11-07 1981-06-04 Arbed Procede de conditionnement de la scorie au cours de l'affinage d'un bain de metal
US4329171A (en) * 1981-01-08 1982-05-11 Pennsylvania Engineering Corporation Steel making method
JPS5819423A (ja) * 1981-07-27 1983-02-04 Kawasaki Steel Corp 上、底吹き複合吹錬転炉における精錬方法
US4365992A (en) * 1981-08-20 1982-12-28 Pennsylvania Engineering Corporation Method of treating ferrous metal

Also Published As

Publication number Publication date
LU83954A1 (de) 1983-09-02
ZA83997B (en) 1983-11-30
PT76183A (en) 1983-03-01
US4439234A (en) 1984-03-27
KR910001486B1 (ko) 1991-03-09
FI830205A0 (fi) 1983-01-21
ATE20907T1 (de) 1986-08-15
FI73241C (fi) 1987-09-10
DE3364586D1 (en) 1986-08-28
KR840003697A (ko) 1984-09-15
JPS58151413A (ja) 1983-09-08
EP0086732B1 (de) 1986-07-23
FI830205L (fi) 1983-08-18
EP0086732A1 (de) 1983-08-24
AU554340B2 (en) 1986-08-14
FI73241B (fi) 1987-05-29
BR8300746A (pt) 1983-11-16
ES519419A0 (es) 1984-03-01
AU1160583A (en) 1983-08-25
CA1205290A (en) 1986-06-03
NO830528L (no) 1983-08-18

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970401