DK167510B1 - Fremgangsmaade ved forvarmning af skrot - Google Patents

Fremgangsmaade ved forvarmning af skrot Download PDF

Info

Publication number
DK167510B1
DK167510B1 DK428288A DK428288A DK167510B1 DK 167510 B1 DK167510 B1 DK 167510B1 DK 428288 A DK428288 A DK 428288A DK 428288 A DK428288 A DK 428288A DK 167510 B1 DK167510 B1 DK 167510B1
Authority
DK
Denmark
Prior art keywords
gas
scrap
heat exchanger
furnace
burned
Prior art date
Application number
DK428288A
Other languages
Danish (da)
English (en)
Other versions
DK428288D0 (da
DK428288A (da
Inventor
Martin Braendstroem
Original Assignee
Ssab Tunnplaat Ab
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 Ssab Tunnplaat Ab filed Critical Ssab Tunnplaat Ab
Publication of DK428288D0 publication Critical patent/DK428288D0/da
Publication of DK428288A publication Critical patent/DK428288A/da
Application granted granted Critical
Publication of DK167510B1 publication Critical patent/DK167510B1/da

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
    • C21C5/56—Manufacture of steel by other methods
    • C21C5/562—Manufacture of steel by other methods starting from scrap
    • C21C5/565—Preheating of 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
    • F27D13/00—Apparatus for preheating charges; Arrangements for preheating charges
    • F27D13/002—Preheating scrap
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S266/00—Metallurgical apparatus
    • Y10S266/901—Scrap metal preheating or melting

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Furnace Details (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
DK428288A 1986-12-12 1988-08-01 Fremgangsmaade ved forvarmning af skrot DK167510B1 (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE8605365 1986-12-12
SE8605365A SE460798B (sv) 1986-12-12 1986-12-12 Saett att foervaerma skrot som skall chargeras en ugn
SE8700602 1987-12-14
PCT/SE1987/000602 WO1988004397A1 (fr) 1986-12-12 1987-12-14 Procede de prechauffage de debris

Publications (3)

Publication Number Publication Date
DK428288D0 DK428288D0 (da) 1988-08-01
DK428288A DK428288A (da) 1988-08-01
DK167510B1 true DK167510B1 (da) 1993-11-08

Family

ID=20366626

Family Applications (1)

Application Number Title Priority Date Filing Date
DK428288A DK167510B1 (da) 1986-12-12 1988-08-01 Fremgangsmaade ved forvarmning af skrot

Country Status (6)

Country Link
US (1) US5000425A (fr)
EP (1) EP0340226A1 (fr)
JP (1) JPH02501589A (fr)
DK (1) DK167510B1 (fr)
SE (1) SE460798B (fr)
WO (1) WO1988004397A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5247420A (en) * 1991-04-25 1993-09-21 Bakhoum Ezzat G Ground-free static charge indicator/discharger
DE4318935C2 (de) * 1993-06-02 1997-09-11 Mannesmann Ag Verfahren und Vorrichtung zur Schrottvorwärmung
DE4325958A1 (de) * 1993-07-29 1995-02-02 Mannesmann Ag Verfahren und Vorrichtung zum Einsetzen von Schrott
GB2302168B (en) * 1995-06-13 1999-02-24 Nottingham Metal Recyclers Lim Furnance preheating method and apparatus
DE102004058492A1 (de) * 2004-12-04 2006-06-14 Sms Demag Ag Verfahren und Anlage zur Sekundärstahlerzeugung auf Schrottbasis
ES2332852B1 (es) * 2008-04-02 2010-07-16 Javier Guiu Lapresta Sistema de control del flujo termico en horno electrico de arco.
EP2792984B8 (fr) 2013-04-17 2021-04-21 Gf-Elti S.R.L. Procédé de préparation et d'alimentation de déchets métalliques dans un four de fusion électrique pour la production d'acier

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3163520A (en) * 1960-12-27 1964-12-29 Elektrokemisk As Process and apparatus for preheating and pre-reduction of charge to electric furnace
US4113977A (en) * 1977-08-19 1978-09-12 Brown Boveri Corporation Preheating system with gas recirculation
US4249721A (en) * 1979-05-31 1981-02-10 Nikko Industry Co., Ltd. Apparatus for preheating material to be charged into steel making equipment
IT1158148B (it) * 1982-09-23 1987-02-18 Danieli Off Mecc Procedimento e mezzi per il preriscaldamento del rottame di carico di un forno fusario
US4548651A (en) * 1983-04-27 1985-10-22 Aluminum Company Of America Method for reclaiming contaminated scrap metal
DE3447267C2 (de) * 1984-12-22 1986-12-04 Kortec AG, Zug Vorrichtung zum Erhitzen von Chargiergut
DE3521569A1 (de) * 1985-06-15 1986-12-18 Neue Hamburger Stahlwerke GmbH, 2103 Hamburg Verfahren und anlage fuer die vorwaermung von in einen elektroofen einzusetzendem schrott

Also Published As

Publication number Publication date
US5000425A (en) 1991-03-19
DK428288D0 (da) 1988-08-01
DK428288A (da) 1988-08-01
WO1988004397A1 (fr) 1988-06-16
SE460798B (sv) 1989-11-20
EP0340226A1 (fr) 1989-11-08
SE8605365L (sv) 1988-06-13
SE8605365D0 (sv) 1986-12-12
JPH02501589A (ja) 1990-05-31

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed