GR63740B - Method and apparatus for the refining of melts by means of a pulverous solid meterial and/or a gas - Google Patents

Method and apparatus for the refining of melts by means of a pulverous solid meterial and/or a gas

Info

Publication number
GR63740B
GR63740B GR56555A GR780156555A GR63740B GR 63740 B GR63740 B GR 63740B GR 56555 A GR56555 A GR 56555A GR 780156555 A GR780156555 A GR 780156555A GR 63740 B GR63740 B GR 63740B
Authority
GR
Greece
Prior art keywords
meterial
melts
refining
gas
pulverous solid
Prior art date
Application number
GR56555A
Other languages
English (en)
Original Assignee
Outokumpu Oy
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 Outokumpu Oy filed Critical Outokumpu Oy
Publication of GR63740B publication Critical patent/GR63740B/el

Links

Classifications

    • 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
    • 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
    • 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
    • C22B9/103—Methods of introduction of solid or liquid refining or fluxing agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
GR56555A 1977-06-21 1978-03-20 Method and apparatus for the refining of melts by means of a pulverous solid meterial and/or a gas GR63740B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI771947A FI56857C (fi) 1977-06-21 1977-06-21 Saett och anordning foer raffinering av smaeltor med ett pulverformigt fast material och/eller gas

Publications (1)

Publication Number Publication Date
GR63740B true GR63740B (en) 1979-12-04

Family

ID=8510927

Family Applications (1)

Application Number Title Priority Date Filing Date
GR56555A GR63740B (en) 1977-06-21 1978-03-20 Method and apparatus for the refining of melts by means of a pulverous solid meterial and/or a gas

Country Status (11)

Country Link
US (1) US4211553A (el)
JP (1) JPS5431004A (el)
CA (1) CA1110078A (el)
DE (1) DE2827277C3 (el)
FI (1) FI56857C (el)
GR (1) GR63740B (el)
MX (1) MX148856A (el)
PL (1) PL136256B1 (el)
SE (1) SE444120B (el)
TR (1) TR20069A (el)
ZA (1) ZA783157B (el)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4389245A (en) * 1980-07-03 1983-06-21 Republic Steel Corporation Lance ladling
US4588170A (en) * 1985-09-06 1986-05-13 Insul Company, Inc. Side mounted lance for ladles
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
DE3817358A1 (de) * 1988-05-20 1989-11-30 Krupp Polysius Ag Vorrichtung zum einbringen von pulverfoermigen reagenzien in eine schmelzpfanne
AT390805B (de) * 1988-08-08 1990-07-10 Voest Alpine Stahl Donawitz Verfahren zum erwaermen von stahlschmelzen sowie vorrichtung zur durchfuehrung dieses verfahrens
DE3931392A1 (de) * 1989-09-20 1991-03-28 Fuchs Systemtechnik Gmbh Verfahren und vorrichtung zum zumindest zeitweise gleichzeitigen beaufschlagen einer metallschmelze mit einem gas und feinkoernigen feststoffen
WO1998054369A1 (en) * 1997-05-30 1998-12-03 Ag Industries, Inc. Method and article for introducing denitrogenizing flux into molten metal
US6395059B1 (en) 2001-03-19 2002-05-28 Noranda Inc. Situ desulfurization scrubbing process for refining blister copper
US7736415B2 (en) * 2007-09-05 2010-06-15 Specialty Minerals (Michigan) Inc. Rotary lance

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3258328A (en) * 1962-08-23 1966-06-28 Fuji Iron & Steel Co Ltd Method and apparatus for treating steel
JPS4917930B1 (el) * 1962-08-24 1974-05-07
DE1533107A1 (de) * 1966-11-12 1969-12-18 Messer Griesheim Gmbh Verfahren zum Spuelen und Reinigen von geschmolzenen Metallen
US3511490A (en) * 1967-02-24 1970-05-12 Brown Fintube Co Apparatus for introducing addition agent into molten steel
AT284179B (de) * 1968-05-13 1970-09-10 Voest Ag Einrichtung zur Durchführung von Sprühfrischverfahren

Also Published As

Publication number Publication date
FI771947A (fi) 1978-12-22
TR20069A (tr) 1980-07-08
ZA783157B (en) 1980-11-26
FI56857B (fi) 1979-12-31
CA1110078A (en) 1981-10-06
JPS5643376B2 (el) 1981-10-12
US4211553A (en) 1980-07-08
FI56857C (fi) 1980-04-10
SE444120B (sv) 1986-03-24
DE2827277A1 (de) 1979-01-11
PL136256B1 (en) 1986-02-28
DE2827277B2 (de) 1980-11-20
SE7807053L (sv) 1978-12-22
DE2827277C3 (de) 1981-06-25
JPS5431004A (en) 1979-03-07
MX148856A (es) 1983-06-27
PL207756A1 (pl) 1979-10-22

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