DK0592723T3 - Kontinuerlig forvarmning af skrot - Google Patents

Kontinuerlig forvarmning af skrot

Info

Publication number
DK0592723T3
DK0592723T3 DK92121685T DK92121685T DK0592723T3 DK 0592723 T3 DK0592723 T3 DK 0592723T3 DK 92121685 T DK92121685 T DK 92121685T DK 92121685 T DK92121685 T DK 92121685T DK 0592723 T3 DK0592723 T3 DK 0592723T3
Authority
DK
Denmark
Prior art keywords
scrap
preheating
gases
noxious gases
continuous preheating
Prior art date
Application number
DK92121685T
Other languages
English (en)
Inventor
John Alexander Vallomy
Original Assignee
Techint Spa
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=25502344&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK0592723(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Techint Spa filed Critical Techint Spa
Application granted granted Critical
Publication of DK0592723T3 publication Critical patent/DK0592723T3/da

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
    • 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
    • F27D17/004—Systems for reclaiming waste heat
    • 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
    • C21C5/38—Removal of waste gases or dust
    • 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
    • C21C5/5294—General arrangement or layout of the electric melt shop
    • 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
    • C21C5/562—Manufacture of steel by other methods starting from scrap
    • C21C5/565—Preheating of scrap
    • 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
    • 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
    • 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
    • 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
    • C21C2100/00—Exhaust gas
    • C21C2100/06—Energy from waste gas used in other processes
    • 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)
  • Materials Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Furnace Details (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
DK92121685T 1992-10-13 1992-12-21 Kontinuerlig forvarmning af skrot DK0592723T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/959,733 US5400358A (en) 1992-10-13 1992-10-13 Continuous scrap preheating

Publications (1)

Publication Number Publication Date
DK0592723T3 true DK0592723T3 (da) 1999-09-27

Family

ID=25502344

Family Applications (1)

Application Number Title Priority Date Filing Date
DK92121685T DK0592723T3 (da) 1992-10-13 1992-12-21 Kontinuerlig forvarmning af skrot

Country Status (18)

Country Link
US (2) US5400358A (da)
EP (2) EP0846779A1 (da)
JP (1) JP2966219B2 (da)
KR (1) KR960014941B1 (da)
AT (1) ATE177477T1 (da)
AU (1) AU658323B2 (da)
BG (1) BG61820B1 (da)
BR (1) BR9303756A (da)
CA (1) CA2104337C (da)
CZ (1) CZ290981B6 (da)
DE (1) DE69228607T2 (da)
DK (1) DK0592723T3 (da)
ES (1) ES2131514T3 (da)
GR (1) GR3030339T3 (da)
HU (1) HU215743B (da)
PL (1) PL174544B1 (da)
RU (1) RU2086869C1 (da)
ZA (1) ZA936047B (da)

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JPH07190629A (ja) * 1993-04-15 1995-07-28 Ishikawajima Harima Heavy Ind Co Ltd スクラップ原料予熱装入装置
DE4339226A1 (de) * 1993-11-15 1995-05-18 Mannesmann Ag Verfahren und Vorrichtung zur Wertstoffgewinnung
JP3584492B2 (ja) * 1994-07-12 2004-11-04 富士電機システムズ株式会社 脱亜鉛誘導溶解方法
CH690284A5 (it) * 1995-05-24 2000-06-30 Elti Srl Procedimento di preriscaldo del rottame per postcombustione dei fumi e dispositivo per realizzare il procedimento.
US5800591A (en) * 1996-09-20 1998-09-01 Techint Compagnia Tecnica Internazionale Method and apparatus for feeding a steelmaking furnace
BR9808085A (pt) * 1997-03-26 2000-03-08 Danieli Off Mecc Cesta resfriada para fábricas de aço
WO2000047780A2 (en) * 1999-02-02 2000-08-17 Hylsa, S.A. De C.V. Method and apparatus for preheating of direct reduced iron used as feed to an electric arc furnace
KR100868506B1 (ko) * 2002-07-18 2008-11-12 주식회사 포스코 전기로의 미반응 산소 연소장치
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.
ITMI20051338A1 (it) * 2005-07-14 2007-01-15 Techint Spa Apparato per la combustione di gas in uscita da un forno per il preriscaldo di rottami in ingresso al forno stesso e relativo procedimento
JP4976822B2 (ja) 2006-11-14 2012-07-18 株式会社神戸製鋼所 粒状金属鉄の製造方法およびその装置
DE102008019868A1 (de) 2008-04-16 2009-10-22 Sms Siemag Aktiengesellschaft Kontinuierliche Schrottzuführung in einen Elektrischen Schmelzofen (EAF)
ES2381930T3 (es) * 2008-06-26 2012-06-01 Praxair Technology, Inc. Combustión de CO y combustibles en gases de salida de hornos de acerería
DE102008037111A1 (de) * 2008-08-06 2010-02-11 Sms Siemag Aktiengesellschaft Kontinuierliche Schrottzuführung in einen elektrischen Schmelzofen (EAF)
DE102008060774B4 (de) * 2008-12-05 2013-03-28 Wiktor Raile Schrottvorwärmungsprozess und Vorrichtungen in Stahlerzeugungsanlagen
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.
MX2013006396A (es) * 2010-12-10 2013-10-30 Danieli Off Mecc Aparato para pre-calentamiento de una carga de metal para una planta de fusión y método conectado.
EP2546593B1 (en) 2011-07-12 2015-03-04 SMS Concast Italia S.p.A. Device for transferring a metallurgical material
EP2546592B1 (en) 2011-07-12 2015-03-11 SMS Concast Italia S.p.A. Device for transferring a metallurgical material
ITMI20121257A1 (it) * 2012-07-19 2014-01-20 Tenova Spa Impianto e relativo procedimento per alimentare in modo continuo del materiale metallico riscaldato ad un forno fusorio per la produzione di acciaio
ITUD20120142A1 (it) * 2012-08-17 2014-02-18 Nextodo Srl Sistema di alimentazione continua e preriscaldo carica per forno elettrico ad arco
JP6341937B2 (ja) 2013-02-22 2018-06-13 シーアイエスディーアイ エンジニアリング カンパニー リミテッド アーク炉のための自動供給装置
EP2792984B8 (en) 2013-04-17 2021-04-21 Gf-Elti S.R.L. Method for preparing and feeding metal scrap to an electric smelting furnace for making steel
RU2554248C2 (ru) * 2013-05-27 2015-06-27 Общество с ограниченной ответственностью "Теплообменное оборудование" Способ подогрева металлического скрапа
RU2552807C1 (ru) * 2013-11-20 2015-06-10 Общество с ограниченной ответственностью "Теплообменное оборудование" Способ подогрева металлического скрапа
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
CN105202907B (zh) 2015-10-30 2017-09-29 中冶赛迪工程技术股份有限公司 废钢预热型电弧炉及改善侧壁加料电弧炉加热冷区的方法
KR101879091B1 (ko) * 2016-12-22 2018-07-16 주식회사 포스코 환원용 가열로
DE102017124108A1 (de) * 2017-10-17 2019-04-18 Inteco Melting And Casting Technologies Gmbh Schrottvorwärmeinrichtung für einen Schmelzofen und Verfahren zur Schrottvorwärmung
CN108193016B (zh) * 2018-02-12 2020-01-24 东北大学 一种水平连续加料电弧炉智能控制加料装置及使用方法
US11702713B2 (en) 2018-07-18 2023-07-18 Tenova S.P.A. Process and plant for preheating a metal charge fed in continuous to an electric melting furnace
CN109797268B (zh) * 2019-03-11 2024-04-05 中冶赛迪工程技术股份有限公司 利用电弧炉消纳废弃物的炼钢装置和方法
CN111174591A (zh) * 2019-12-04 2020-05-19 山东中能盛节能环保有限公司 一种用于电炉连续送料装置预热段的端部密封装置
IT202000000793A1 (it) * 2020-01-17 2021-07-17 Tenova Spa Procedimento ed impianto perfezionati per preriscaldare una carica metallica alimentata in continuo ad un forno fusorio elettrico
CN115595399B (zh) * 2022-09-07 2023-11-14 中冶长天国际工程有限责任公司 一种废钢预热协同直接还原铁热装的工艺和系统
WO2024115674A1 (en) 2022-11-30 2024-06-06 Tata Steel Nederland Technology B.V. Method for preheating metallic charge material and apparatus for preheating metallic charge material

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Also Published As

Publication number Publication date
PL174544B1 (pl) 1998-08-31
HU9302353D0 (en) 1993-10-28
CA2104337A1 (en) 1994-04-14
EP0846779A1 (en) 1998-06-10
KR960014941B1 (ko) 1996-10-21
KR940009339A (ko) 1994-05-20
US5406579A (en) 1995-04-11
AU4470593A (en) 1994-04-28
JP2966219B2 (ja) 1999-10-25
HU215743B (hu) 1999-02-01
JPH06128657A (ja) 1994-05-10
DE69228607T2 (de) 1999-09-16
EP0592723B1 (en) 1999-03-10
US5400358A (en) 1995-03-21
RU2086869C1 (ru) 1997-08-10
AU658323B2 (en) 1995-04-06
ATE177477T1 (de) 1999-03-15
PL300672A1 (en) 1994-04-18
BR9303756A (pt) 1994-04-19
CZ214393A3 (en) 1996-09-11
DE69228607D1 (de) 1999-04-15
ES2131514T3 (es) 1999-08-01
BG61820B1 (bg) 1998-06-30
BG98134A (bg) 1994-05-27
CA2104337C (en) 1998-05-05
HUT68698A (en) 1995-05-19
CZ290981B6 (cs) 2002-11-13
EP0592723A1 (en) 1994-04-20
GR3030339T3 (en) 1999-09-30
ZA936047B (en) 1994-03-15

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