FI771947A - Saett och anordning foer raffinering av smaeltor med ett pulverformigt fast material och/eller gas - Google Patents

Saett och anordning foer raffinering av smaeltor med ett pulverformigt fast material och/eller gas

Info

Publication number
FI771947A
FI771947A FI771947A FI771947A FI771947A FI 771947 A FI771947 A FI 771947A FI 771947 A FI771947 A FI 771947A FI 771947 A FI771947 A FI 771947A FI 771947 A FI771947 A FI 771947A
Authority
FI
Finland
Prior art keywords
eller
refining
available
gas
powder formation
Prior art date
Application number
FI771947A
Other languages
English (en)
Other versions
FI56857B (fi
FI56857C (fi
Inventor
Matti Elias Honkaniemi
Helge Johannes Krogerus
Launo Leo Lilja
Juho Kaarlo Maekinen
John Henrik Relander
Frans Heikki Tuovinen
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
Priority to FI771947A priority Critical patent/FI56857C/fi
Priority to GR56555A priority patent/GR63740B/el
Priority to ZA783157A priority patent/ZA783157B/xx
Priority to US05/914,216 priority patent/US4211553A/en
Priority to CA305,500A priority patent/CA1110078A/en
Priority to MX173827A priority patent/MX148856A/es
Priority to PL1978207756A priority patent/PL136256B1/pl
Priority to JP7330978A priority patent/JPS5431004A/ja
Priority to SE7807053A priority patent/SE444120B/sv
Priority to TR20069A priority patent/TR20069A/xx
Priority to DE2827277A priority patent/DE2827277C3/de
Publication of FI771947A publication Critical patent/FI771947A/fi
Publication of FI56857B publication Critical patent/FI56857B/fi
Application granted granted Critical
Publication of FI56857C publication Critical patent/FI56857C/fi

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

Priority Applications (11)

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
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
ZA783157A ZA783157B (en) 1977-06-21 1978-06-01 Method and apparatus for the refining of melts by means ofa pulverous solid material and/or a gas
US05/914,216 US4211553A (en) 1977-06-21 1978-06-09 Method of refining of melts by means of a pulverous solid material and/or a gas
CA305,500A CA1110078A (en) 1977-06-21 1978-06-15 Method and apparatus for the refining of melts by means of a pulverous solid material and/or a gas
MX173827A MX148856A (es) 1977-06-21 1978-06-16 Aparato mejorado para la refinacion de masas metalicas fundidas
PL1978207756A PL136256B1 (en) 1977-06-21 1978-06-19 Method of refining an alloy by means of a solid powdered reagent introduced by carrier gas stream
JP7330978A JPS5431004A (en) 1977-06-21 1978-06-19 Method and apparatus for purifying molten metal
SE7807053A SE444120B (sv) 1977-06-21 1978-06-20 Sett vid raffinering av en smelta
TR20069A TR20069A (tr) 1977-06-21 1978-06-20 Toz halindeki kati bir madde ve/veya gaz vasitasiyla eriyiklerin rafine edilmesine mahsus usul ve cihaz
DE2827277A DE2827277C3 (de) 1977-06-21 1978-06-21 Vorrichtung zum Raffinieren von Schmelzen mit Hilfe von pulvrigem Stoff (Feststoff) und/oder Gas

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI771947 1977-06-21
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 (3)

Publication Number Publication Date
FI771947A true FI771947A (fi) 1978-12-22
FI56857B FI56857B (fi) 1979-12-31
FI56857C FI56857C (fi) 1980-04-10

Family

ID=8510927

Family Applications (1)

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

Country Status (11)

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

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 (fi) * 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
TR20069A (tr) 1980-07-08
ZA783157B (en) 1980-11-26
FI56857B (fi) 1979-12-31
CA1110078A (en) 1981-10-06
JPS5643376B2 (fi) 1981-10-12
US4211553A (en) 1980-07-08
GR63740B (en) 1979-12-04
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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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: OUTOKUMPU OY