ES8608585A1 - Procedimiento y aparato para el refino continuo de acero - Google Patents

Procedimiento y aparato para el refino continuo de acero

Info

Publication number
ES8608585A1
ES8608585A1 ES545869A ES545869A ES8608585A1 ES 8608585 A1 ES8608585 A1 ES 8608585A1 ES 545869 A ES545869 A ES 545869A ES 545869 A ES545869 A ES 545869A ES 8608585 A1 ES8608585 A1 ES 8608585A1
Authority
ES
Spain
Prior art keywords
continuous
steel
charging
continuous steelmaking
furnace
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
ES545869A
Other languages
English (en)
Other versions
ES545869A0 (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.)
Intersteel Technology Inc
Original Assignee
Intersteel Technology Inc
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=24553973&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES8608585(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Intersteel Technology Inc filed Critical Intersteel Technology Inc
Publication of ES8608585A1 publication Critical patent/ES8608585A1/es
Publication of ES545869A0 publication Critical patent/ES545869A0/es
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/18—Arrangements of devices for charging
    • F27B3/183—Charging of arc furnaces vertically through the roof, e.g. in three points
    • 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
    • C21C5/56—Manufacture of steel by other methods
    • C21C5/567—Manufacture of steel by other methods operating in a continuous way
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/19—Arrangements of devices for discharging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D13/00—Apparatus for preheating charges; Arrangements for preheating charges
    • F27D13/002—Preheating scrap
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/06—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces with movable working chambers or hearths, e.g. tiltable, oscillating or describing a composed movement
    • F27B3/065—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces with movable working chambers or hearths, e.g. tiltable, oscillating or describing a composed movement tiltable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/001—Extraction of waste gases, collection of fumes and hoods used therefor
    • F27D17/003—Extraction of waste gases, collection of fumes and hoods used therefor of waste gases emanating from an electric arc furnace

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)

Abstract

PROCEDIMIENTO PARA EL REFINO CONTINUO DE ACERO. COMPRENDE: A) PRODUCIR UNA CHATARRA PORTADORA DE HIERRO; B) ASEGURAR A LA CHATARRA PORTADORA DE HIERRO, PARA TRAERLA EN FORMA DESMENUZADA, CIZALLADA O DESMONZADA; C) PRECALENTAR A LA CHATARRA SEGREGADA; D) INCORPORAR EN UN HORNO DE ARCO ELECTRICO, CHATARRA PORTADORA DE HIERRO, HIERRO REDUCIDO DIRECTO O MEZCLA DE LOS MISMOS, PARA PRODUCIR LA FUSION Y REFINO DE LA CHATARRA; E) ALIMENTAR FORMADORES DE ESCORIA AL HORNO DE ARCO ELECTRICO; F) INTRODUCIR CEMENTADORES EN EL HORNO DE ARCO ELECTRICO; G) CALENTAR ELECTRICAMENTE A LA CARGA CONTENIDA EN EL HORNO DE ARCO ELECTRICO PARA FORMAR UN BAÑO DE METAL FUNDIDO QUE SE MANTIENE ENTRE 1.540 Y 1.560JC Y UNA CAPA DE ESCORIA FUNDIDA SOBRE EL BAÑO DE METAL FUNDIDO; H) INYECTAR CARBON EN PARTICULAS DEBAJO DEL BAÑO DE METAL FUNDIDO PARA MANTENER A LA ESCORIA EN FORMA ESPUMANTE; I) ALIMENTAR AL HORNO DE ARCO ELECTRICO FORMADORES DE ESCORIA Y CEMENTADORES; J) MANTENER UNA POTENCIA ELECTRICA PLENA CONSTANTE EN EL HORNO DE ARCO ELECTRICO DURANTE LA CARGA FUSION Y REFINO DE LA CHATARRA DE HIERRO; Y K) SANGRAR AL HORNO DE ARCO ELECTRICO, MANTENIENDO LA ALIMENTACION CONTINUA. LOS FORMADORES DE ESCORIA SE ELIGEN ENTRE CAL EN POLVO, FLUORITA, ALUMINIA Y CARBON.
ES545869A 1984-08-02 1985-08-02 Procedimiento y aparato para el refino continuo de acero Expired ES8608585A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/636,944 US4543124A (en) 1984-08-02 1984-08-02 Apparatus for continuous steelmaking

Publications (2)

Publication Number Publication Date
ES8608585A1 true ES8608585A1 (es) 1986-06-16
ES545869A0 ES545869A0 (es) 1986-06-16

Family

ID=24553973

Family Applications (1)

Application Number Title Priority Date Filing Date
ES545869A Expired ES8608585A1 (es) 1984-08-02 1985-08-02 Procedimiento y aparato para el refino continuo de acero

Country Status (8)

Country Link
US (1) US4543124A (es)
JP (1) JPS61502899A (es)
CA (1) CA1235905A (es)
ES (1) ES8608585A1 (es)
IN (1) IN165377B (es)
MX (1) MX166647B (es)
YU (1) YU45732B (es)
ZA (1) ZA855546B (es)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4609400A (en) * 1984-08-02 1986-09-02 Intersteel Technology, Inc. Method and apparatus for preheating charge materials for continuous steelmaking
US4653065A (en) * 1985-02-08 1987-03-24 Nippon Steel Corporation Preheating mechanism for use with duplex electric-arc furnace system
US4836732A (en) * 1986-05-29 1989-06-06 Intersteel Technology, Inc. Method and apparatus for continuously charging a steelmaking furnace
US4870655A (en) * 1987-11-16 1989-09-26 Ward Vincent C Apparatus for recovery of metallics and non-metallics from spent catalysts
US5030274A (en) * 1987-11-16 1991-07-09 Ward Vincent C Method for recovering metallics and non-metallics from spent catalysts
FR2670216B1 (fr) * 1990-12-06 1993-11-19 Clecim Installation d'elaboration d'acier dans un four electrique.
JPH05505022A (ja) * 1990-12-06 1993-07-29 クレシム 電気炉で溶融金属を製造する設備
JPH06145760A (ja) * 1992-09-18 1994-05-27 Kyoei Seiko Kk 連続自動製鋼方法及びその装置
US5400358A (en) * 1992-10-13 1995-03-21 Consteel, S.A. Continuous scrap preheating
FR2705364B1 (fr) * 1993-05-13 1995-08-11 Clecim Sa Procédé de préchauffage et de fusion de ferraille dans un four électrique et installation de production de métal liquide mettant en Óoeuvre le procédé.
US5416792A (en) * 1993-11-05 1995-05-16 Richard H. Logan Preheat system
US5800591A (en) * 1996-09-20 1998-09-01 Techint Compagnia Tecnica Internazionale Method and apparatus for feeding a steelmaking furnace
US6024912A (en) * 1997-11-27 2000-02-15 Empco (Canada) Ltd. Apparatus and process system for preheating of steel scrap for melting metallurgical furnaces with concurrent flow of scrap and heating gases
US6064687A (en) * 1997-12-12 2000-05-16 Emerging Technologies International, Llc Mobile furnace facility
US6155333A (en) * 1999-02-23 2000-12-05 Techint Compagnia Tecnica Internazionale Continuous electric steelmaking with charge preheating, melting, refining and casting
US6450804B2 (en) 2000-06-27 2002-09-17 Techint Compagnia Tecnica Internazionale Compact continuous charging apparatus
JP3493621B2 (ja) * 2000-08-09 2004-02-03 日精樹脂工業株式会社 溶解容器内の溶融金属の酸化抑制方法及び装置
ITUD20030231A1 (it) * 2003-11-27 2005-05-28 Danieli Off Mecc Procedimento di pre-riscaldo, trasformazione e fusione di una carica metallica e relativo impianto.
DE102004040494C5 (de) * 2004-08-20 2012-10-11 Siemens Ag Verfahren und Vorrichtung zum Betrieb eines Elektrolichtbogenofens
ITMI20050626A1 (it) * 2005-04-13 2006-10-14 Technit Compagnia Tecnica Inte Apparato per la misura e il controllo dell'alimentazione di materiale di carica o rottame ad un forno e relativo procedimento
DE102010002523B4 (de) * 2009-03-18 2011-12-22 Rafic Boulos Daou Stahlerzeugungseinrichtung
CN101644539A (zh) * 2009-06-12 2010-02-10 中冶赛迪工程技术股份有限公司 一种电炉金属散料连续加料及预热的装置及方法
KR20120064684A (ko) 2009-08-27 2012-06-19 스틸플랜테크가부시키가이샤 아크 용해 설비 및 그 아크 용해 설비를 이용한 용탕의 제조 방법
IT1401116B1 (it) * 2010-07-14 2013-07-12 Tenova Spa Sistema di carica continua ad un forno fusorio di materiale metallico preriscaldato in forma continua, potenziata e combinata.
CN102181601B (zh) * 2011-04-25 2012-10-31 中冶赛迪工程技术股份有限公司 差动密闭送料的电炉冶炼装置及其送料方法
ITUD20120142A1 (it) 2012-08-17 2014-02-18 Nextodo Srl Sistema di alimentazione continua e preriscaldo carica per forno elettrico ad arco
US20150275323A1 (en) * 2012-08-22 2015-10-01 Hoffman & Sons Technologies, Llc Production of pig iron
AU2013305777B2 (en) * 2012-08-22 2015-07-16 Hoffman And Sons Technologies, Llc Producing pig iron from iron-containing feed materials
CN103954133B (zh) * 2014-02-11 2016-05-25 河南太行全利重工股份有限公司 一种中频电炉连续助熔加料的装置
RU2555262C1 (ru) * 2014-04-23 2015-07-10 Открытое акционерное общество "Ашинский металлургический завод" Способ нагрева металлошихты для сталеплавильной печи и газоход для отвода печных газов из рабочего пространства печи
US11391515B2 (en) 2016-12-02 2022-07-19 Tenova S.P.A. Convertible metallurgical furnace and modular metallurgical plant comprising said furnace for conducting production processes for the production of metals in the molten state, in particular steel or cast iron

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3022157A (en) * 1959-05-21 1962-02-20 Pyromet Corp Method for continuous hearth refining of steel and beneficiation of ores of ferro alloys
AU422152B2 (en) * 1968-02-16 1972-03-07 Monzino Riotinto Of Australia Limited Method and apparatus for refining metals
JPS51126305A (en) * 1975-04-28 1976-11-04 Kawasaki Heavy Ind Ltd Preheating arrangement for charge materials to be charged into smeltin g and refining furnaces
US4457777A (en) * 1981-09-07 1984-07-03 British Steel Corporation Steelmaking
JPS58184485A (ja) * 1982-04-22 1983-10-27 大同特殊鋼株式会社 スクラツプの予熱方法

Also Published As

Publication number Publication date
YU116085A (en) 1988-08-31
JPS61502899A (ja) 1986-12-11
CA1235905A (en) 1988-05-03
MX166647B (es) 1993-01-26
US4543124A (en) 1985-09-24
ZA855546B (en) 1986-03-26
ES545869A0 (es) 1986-06-16
JPH0442452B2 (es) 1992-07-13
YU45732B (sh) 1992-07-20
IN165377B (es) 1989-10-07

Similar Documents

Publication Publication Date Title
ES8608585A1 (es) Procedimiento y aparato para el refino continuo de acero
AU587933B2 (en) Charging material preheater for preheating charging material for a metallurgical smelting unit
AU568278B2 (en) Apparatus for continuously preheating and charging raw materials for electric furnace
JPS56127714A (en) Charging apparatus for shaft furnace
ES2002533A6 (es) Procedimiento y aparato para el precalentamiento continuo de materiales de carga para un horno de fabricacion de acero
ZA771023B (en) Process for melting down steel from scrap in an electric furnace
AU557005B2 (en) Process of making steel by melting sponge iron in an electric arc furnace
AU550025B2 (en) Studded panel for slag control in an electric arc furnace
YU18982A (en) Electrode for ore furnaces
ZA792749B (en) Method for the production of steel from iron sponge in electric furnaces
GB2031467B (en) Process for feeding iron sponge into an electric arc furnace
GB8503856D0 (en) Charging apparatus for melting furnace
AU7681681A (en) Electrode for arc furnaces
DE3067694D1 (en) Tap-hole plugging mixture for blast furnaces, electric furnaces and other melting apparatuses
ZA842728B (en) Metallurgical vessel,in particular an electric arc furnace
ES8404046A1 (es) Metodo de cargar un horno de fusion electrotermico.
CA1010937A (en) Method of continuously smelting metal iron-rich materials in an electric arc furnace
JPS5780180A (en) Scrap preheating deodorizer for electric furnace
YU255781A (en) Electrode for electric arc furnaces
JPS53146202A (en) Method and apparatus for melting and refining steel material
JPS5743191A (en) Preheating of scrap by gas discharged from electric furnace for making steel
SU694281A1 (ru) Устройство дл изготовлени холодильных плит доменных печей
JPS5760037A (en) Method and apparatus for refining ore material in arc furnace
SU1157063A1 (en) Electric clay gun for blast furnace hot-metal taphole closing
AU562946B2 (en) Cold-bonded iron ore for blast furnace charge

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20060417