DE3686641D1 - Verfahren zur intensivierung der schlacke-badreaktionen und anordnung zur durchfuehrung des verfahrens. - Google Patents

Verfahren zur intensivierung der schlacke-badreaktionen und anordnung zur durchfuehrung des verfahrens.

Info

Publication number
DE3686641D1
DE3686641D1 DE8686117529T DE3686641T DE3686641D1 DE 3686641 D1 DE3686641 D1 DE 3686641D1 DE 8686117529 T DE8686117529 T DE 8686117529T DE 3686641 T DE3686641 T DE 3686641T DE 3686641 D1 DE3686641 D1 DE 3686641D1
Authority
DE
Germany
Prior art keywords
intensifying
implementing
arrangement
slag bath
bath reactions
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 - Fee Related
Application number
DE8686117529T
Other languages
English (en)
Other versions
DE3686641T2 (de
Inventor
Kjell Bergman
Goeran Grimfjaerd
Thore Gustafson
Lars Karlsson
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.)
ABB Norden Holding AB
Original Assignee
ASEA 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 ASEA AB filed Critical ASEA AB
Application granted granted Critical
Publication of DE3686641D1 publication Critical patent/DE3686641D1/de
Publication of DE3686641T2 publication Critical patent/DE3686641T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F27D27/00—Stirring devices for molten material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/45—Magnetic mixers; Mixers with magnetically driven stirrers
    • B01F33/451—Magnetic mixers; Mixers with magnetically driven stirrers wherein the mixture is directly exposed to an electromagnetic field without use of a stirrer, e.g. for material comprising ferromagnetic particles or for molten metal
    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0075—Treating in a ladle furnace, e.g. up-/reheating of molten steel within the ladle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/45—Mixing in metallurgical processes of ferrous or non-ferrous materials
    • 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
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
    • F27B3/085—Arc furnaces
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
    • F27D2003/0039—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities comprising magnetic means
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • F27D2003/167—Introducing a fluid jet or current into the charge the fluid being a neutral gas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Furnace Details (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
DE8686117529T 1985-12-20 1986-12-17 Verfahren zur intensivierung der schlacke-badreaktionen und anordnung zur durchfuehrung des verfahrens. Expired - Fee Related DE3686641T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8506060A SE452991B (sv) 1985-12-20 1985-12-20 Sett och anordning for att effektivisera slagg-/badreaktioner medelst induktiv omroring

Publications (2)

Publication Number Publication Date
DE3686641D1 true DE3686641D1 (de) 1992-10-08
DE3686641T2 DE3686641T2 (de) 1993-04-08

Family

ID=20362551

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686117529T Expired - Fee Related DE3686641T2 (de) 1985-12-20 1986-12-17 Verfahren zur intensivierung der schlacke-badreaktionen und anordnung zur durchfuehrung des verfahrens.

Country Status (5)

Country Link
US (1) US4778518A (de)
EP (1) EP0228024B1 (de)
JP (1) JPS62156220A (de)
DE (1) DE3686641T2 (de)
SE (1) SE452991B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE460621B (sv) * 1987-04-13 1989-10-30 Asea Ab Saett att minska foderslitage vid ljusbaagsvaermning av staalsmaeltor i skaenk
SE464263B (sv) * 1988-09-21 1991-03-25 Asea Brown Boveri Metod och anordning foer omroerning av en metallsmaelta
WO1991019013A1 (en) * 1990-05-31 1991-12-12 Nippon Steel Corporation Process for refining molten metal or alloy
SE504400C2 (sv) * 1995-04-25 1997-02-03 Asea Brown Boveri Ugnsanläggning för smältning av metall och/eller varmhållning av smält metall
FR2840821B1 (fr) * 2002-06-13 2005-03-04 Commissariat Energie Atomique Dispositif electromagnetique de fusion et d'agitation interfaciale de systemes diphasiques, notamment pour l'acceleration de processus metallurgiques ou pyrochimiques
AU2003275923B2 (en) * 2002-06-15 2008-11-13 Solios Thermal Limited Electromagnetic induction apparatus and method of treatment of molten materials
US7651656B2 (en) * 2006-07-20 2010-01-26 Kenzo Takahashi Melting furnace with agitator and agitator for melting furnace
JP5620030B2 (ja) * 2011-07-18 2014-11-05 エー ビー ビー リサーチ リミテッド 熔融プロセスを制御するための方法及び制御システム
WO2018145754A1 (en) 2017-02-10 2018-08-16 Abb Schweiz Ag Furnace assembly for a metal-making process
CN110055369B (zh) * 2019-05-21 2020-11-20 武汉钢铁有限公司 铁水kr脱硫搅拌器粘渣快速清理方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB523605A (en) * 1938-01-24 1940-07-18 Kjell Magnus Tigerschiold Improvements relating to the desulphurization of pig iron
SE329410B (de) * 1968-01-31 1970-10-12 Asea Ab
SU435286A1 (ru) * 1970-10-21 1974-07-05 Л. П. Пужайло, В. П. Полищук , В. К. Погорский Институт проблем лить Индукционная канальная печь
US3704476A (en) * 1971-11-26 1972-12-05 Daniel C Hanna Wraparound brushing devices
SE447846B (sv) * 1982-09-09 1986-12-15 Asea Ab Skenkugn med likstromsvermning
JPS59150009A (ja) * 1983-02-12 1984-08-28 Daido Steel Co Ltd 鋼の精錬方法

Also Published As

Publication number Publication date
DE3686641T2 (de) 1993-04-08
EP0228024B1 (de) 1992-09-02
SE8506060D0 (sv) 1985-12-20
JPS62156220A (ja) 1987-07-11
US4778518A (en) 1988-10-18
EP0228024A3 (en) 1988-03-30
SE452991B (sv) 1988-01-04
SE8506060L (sv) 1987-06-21
EP0228024A2 (de) 1987-07-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee