GB1502345A - Method for treating a metal melt - Google Patents

Method for treating a metal melt

Info

Publication number
GB1502345A
GB1502345A GB15661/75A GB1566175A GB1502345A GB 1502345 A GB1502345 A GB 1502345A GB 15661/75 A GB15661/75 A GB 15661/75A GB 1566175 A GB1566175 A GB 1566175A GB 1502345 A GB1502345 A GB 1502345A
Authority
GB
United Kingdom
Prior art keywords
tuyere
vessel
april
stream
molten metal
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
GB15661/75A
Other languages
English (en)
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.)
Uddeholms AB
Original Assignee
Uddeholms 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 Uddeholms AB filed Critical Uddeholms AB
Publication of GB1502345A publication Critical patent/GB1502345A/en
Expired 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23121—Diffusers having injection means, e.g. nozzles with circumferential outlet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/2366—Parts; Accessories
    • B01F23/2368—Mixing receptacles, e.g. tanks, vessels or reactors, being completely closed, e.g. hermetically closed
    • 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
    • C21C5/34—Blowing through the bath
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
GB15661/75A 1974-04-16 1975-04-16 Method for treating a metal melt Expired GB1502345A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7405030A SE395911B (sv) 1974-04-16 1974-04-16 Behandling av metallsmelta i keramiskt infordrat reaktionskerl

Publications (1)

Publication Number Publication Date
GB1502345A true GB1502345A (en) 1978-03-01

Family

ID=20320831

Family Applications (1)

Application Number Title Priority Date Filing Date
GB15661/75A Expired GB1502345A (en) 1974-04-16 1975-04-16 Method for treating a metal melt

Country Status (10)

Country Link
US (1) US3967955A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5933642B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) AT350089B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE827962A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR7502291A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2515494C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2268082B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1502345A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1037289B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE395911B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2822791C2 (de) * 1977-05-26 1983-12-08 Gruzinskij politechničeskij institut imeni V.I. Lenina, Tbilisi Vorrichtung zum Einführen pulverförmiger Reagenzien mittels eines Trägergasstromes in eine Metallschmelze
US4190435A (en) * 1978-10-25 1980-02-26 Uddeholms Aktiebolag Process for the production of ferro alloys
CS216519B2 (en) * 1979-02-08 1982-11-26 Magyar Aluminium Method of reducing the contents of impurities in the aluminium melt or aluminium alloys
US4388113A (en) * 1980-09-26 1983-06-14 Nippon Steel Corporation Method of preventing damage of an immersed tuyere of a decarburization furnace in steel making
US4708738A (en) * 1986-04-01 1987-11-24 Union Carbide Corporation Method for refining very small heats of molten metal
US4647019A (en) * 1986-04-01 1987-03-03 Union Carbide Corporation Very small refining vessel
DE3708730A1 (de) * 1987-03-18 1988-09-29 Kloeckner Stahl Gmbh Verfahren zum wiedereinsatz von filterstaeuben
US4740241A (en) * 1987-05-22 1988-04-26 Labate M D Dual action lance for ladles
US4783059A (en) * 1988-01-11 1988-11-08 Insul Company, Inc. Tuyere for treating molten metal
US5130603A (en) 1989-03-20 1992-07-14 Idemitsu Kosan Co., Ltd. Organic electroluminescence device
JP3290432B2 (ja) 1998-12-28 2002-06-10 出光興産株式会社 有機エレクトロルミネッセンス素子
TW463528B (en) 1999-04-05 2001-11-11 Idemitsu Kosan Co Organic electroluminescence element and their preparation
EP2448374A3 (en) 2003-12-01 2012-06-13 Idemitsu Kosan Co., Ltd. Asymmetric monoanthracene derivative, material for organic electroluminescent device and organic electroluminescent device utilizing the same
JP4848152B2 (ja) 2005-08-08 2011-12-28 出光興産株式会社 芳香族アミン誘導体及びそれを用いた有機エレクトロルミネッセンス素子
JP2007073814A (ja) 2005-09-08 2007-03-22 Idemitsu Kosan Co Ltd ポリアリールアミンを用いた有機エレクトロルミネッセンス素子
EP2011790B1 (en) 2006-04-26 2016-06-29 Idemitsu Kosan Co., Ltd. Aromatic amine derivative, and organic electroluminescence element using the same
TW200815446A (en) 2006-06-05 2008-04-01 Idemitsu Kosan Co Organic electroluminescent device and material for organic electroluminescent device
WO2008023550A1 (en) 2006-08-23 2008-02-28 Idemitsu Kosan Co., Ltd. Aromatic amine derivative and organic electroluminescent device employing the same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3413113A (en) * 1964-07-22 1968-11-26 Rheinstahl Huettenwerke Ag Method of melting metal
US3523785A (en) * 1968-05-20 1970-08-11 Gero Metallurg Corp Method for vacuum degassing and casting molten metal with electromagnetic control
US3827877A (en) * 1968-11-29 1974-08-06 Huettenwerk Oberhausen Ag Method of induction-refining a ferrous melt using a sponge iron charge
LU58309A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1969-02-27 1969-07-15
US3708599A (en) * 1971-04-22 1973-01-02 Thermal Transfer Corp High temperature apparatus
DE2505725A1 (de) * 1974-02-21 1975-09-04 Uddeholms Ab Metallurgischer reaktor

Also Published As

Publication number Publication date
SE395911B (sv) 1977-08-29
BE827962A (fr) 1975-07-31
DE2515494C2 (de) 1984-12-06
SE7405030L (sv) 1975-10-17
FR2268082B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-05-30
AT350089B (de) 1979-05-10
ATA284775A (de) 1978-10-15
FR2268082A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-11-14
JPS5110105A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-01-27
JPS5933642B2 (ja) 1984-08-17
IT1037289B (it) 1979-11-10
DE2515494A1 (de) 1975-11-06
BR7502291A (pt) 1976-02-17
US3967955A (en) 1976-07-06

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee