ATE175448T1 - Verfahren und vorrichtung zum aufblasen von sauerstoff auf metallschmelzen - Google Patents

Verfahren und vorrichtung zum aufblasen von sauerstoff auf metallschmelzen

Info

Publication number
ATE175448T1
ATE175448T1 AT93909350T AT93909350T ATE175448T1 AT E175448 T1 ATE175448 T1 AT E175448T1 AT 93909350 T AT93909350 T AT 93909350T AT 93909350 T AT93909350 T AT 93909350T AT E175448 T1 ATE175448 T1 AT E175448T1
Authority
AT
Austria
Prior art keywords
oxygen
nozzle
pct
lance
head
Prior art date
Application number
AT93909350T
Other languages
English (en)
Inventor
Anatoly Sizov
Horst-Dieter Schoeler
Ulrich Meyer
Original Assignee
Mannesmann Ag
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 Mannesmann Ag filed Critical Mannesmann Ag
Application granted granted Critical
Publication of ATE175448T1 publication Critical patent/ATE175448T1/de

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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • 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
    • C21C7/10—Handling in a vacuum
    • 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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors
    • 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
    • F27D2003/162—Introducing a fluid jet or current into the charge the fluid being an oxidant or a fuel
    • F27D2003/163—Introducing a fluid jet or current into the charge the fluid being an oxidant or a fuel the fluid being an oxidant
    • F27D2003/164—Oxygen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Materials For Medical Uses (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Furnace Charging Or Discharging (AREA)
AT93909350T 1992-06-26 1993-04-22 Verfahren und vorrichtung zum aufblasen von sauerstoff auf metallschmelzen ATE175448T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4221266A DE4221266C1 (de) 1992-06-26 1992-06-26 Verfahren und Vorrichtung zum Aufblasen von Sauerstoff auf Metallschmelzen

Publications (1)

Publication Number Publication Date
ATE175448T1 true ATE175448T1 (de) 1999-01-15

Family

ID=6462053

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93909350T ATE175448T1 (de) 1992-06-26 1993-04-22 Verfahren und vorrichtung zum aufblasen von sauerstoff auf metallschmelzen

Country Status (9)

Country Link
US (1) US5571307A (de)
EP (1) EP0646183B1 (de)
JP (1) JPH08500852A (de)
KR (1) KR950702253A (de)
AT (1) ATE175448T1 (de)
AU (1) AU3979393A (de)
BR (1) BR9306620A (de)
DE (2) DE4221266C1 (de)
WO (1) WO1994000604A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4442362C1 (de) * 1994-11-18 1996-04-18 Mannesmann Ag Verfahren und Vorrichtung zum Behandeln von einer in einem metallurgischen Gefäß befindlichen Metallschmelze
DE19518900C1 (de) * 1995-05-26 1996-08-08 Technometal Ges Fuer Metalltec Verfahren zur Nachverbrennung von bei der Vakuumbehandlung von Stahl entstehenden Reaktionsgasen
KR100270113B1 (ko) * 1996-10-08 2000-10-16 이구택 극저탄소강의 용강 제조장치
DE19755876C2 (de) 1997-12-04 2000-02-24 Mannesmann Ag Blaslanze zum Behandeln von metallischen Schmelzen und Verfahren zum Einblasen von Gasen
DE19811722C1 (de) * 1998-03-18 1999-09-09 Sms Vacmetal Ges Fuer Vacuumme Vorrichtung zum Vakuumfrischen von Metall-, insbesondere Stahlschmelzen
DE19954556A1 (de) * 1999-11-12 2001-05-23 Messer Griesheim Gmbh Verfahren zum Betreiben eines Schmelzofens
US8936621B2 (en) 2006-02-03 2015-01-20 Biomet Sports Medicine, Llc Method and apparatus for forming a self-locking adjustable loop

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1433486B2 (de) * 1962-09-11 1972-05-10 Demag Ag, 4100 Duisburg Verfahren und frischmittellanze zum frischen von schmelzbaedern in metallurgischen gefaessen, insbesondere von roheisen in konvertern
CA1030354A (en) * 1973-10-22 1978-05-02 Sumitomo Metal Industries, Ltd. Process for the vacuum decarburization
US4057421A (en) * 1974-10-22 1977-11-08 Sumitomo Metal Industries Limited Process for vacuum decarburization of steel
DE2709234B1 (de) * 1977-03-03 1978-04-06 Salzgitter Peine Stahlwerke Vorrichtung zum Verblasen von Roheisen
DE3176405D1 (en) * 1981-06-19 1987-10-08 Karl S Koller Energy absorbing load carrying strut and method of providing such a strut capable of withstanding cyclical loads exceeding its yield strength
LU83814A1 (fr) * 1981-12-04 1983-09-01 Arbed Procede et dispositif pour l'affinage d'un bain de metal contenant des matieres refroidissantes solides
US4426224A (en) * 1981-12-25 1984-01-17 Sumitomo Kinzoku Kogyo Kabushiki Gaisha Lance for powder top-blow refining and process for decarburizing and refining steel by using the lance
US4746103A (en) * 1985-08-20 1988-05-24 Kawasaki Steel Corporation Lance for blow-refinement in converter
CA1337846C (en) * 1988-06-21 1996-01-02 Hiroshi Nishikawa Process for vacuum degassing and decarbonization with temperature drop compensating feature
LU87856A1 (fr) * 1990-12-10 1992-08-25 Arbed Lance de soufflage
LU87855A1 (fr) * 1990-12-10 1992-08-25 Arbed Lance de soufflage

Also Published As

Publication number Publication date
AU3979393A (en) 1994-01-24
JPH08500852A (ja) 1996-01-30
DE4221266C1 (de) 1993-10-21
DE59309281D1 (de) 1999-02-18
BR9306620A (pt) 1998-12-08
EP0646183B1 (de) 1999-01-07
EP0646183A1 (de) 1995-04-05
KR950702253A (ko) 1995-06-19
US5571307A (en) 1996-11-05
WO1994000604A1 (de) 1994-01-06

Similar Documents

Publication Publication Date Title
ATE82171T1 (de) Verfahren und vorrichtung zum kuehlen eines gegenstandes.
DE68917132D1 (de) Verfahren und vorrichtung zum zerstäuben einer metallschmelze.
BG104067A (en) Method and apparatus for producing a jet of high speed particles
ATE160382T1 (de) Verfahren und vorrichtung zum abschrecken metallischer werkstücke
GB1493696A (en) Apparatus for producing liquid droplets
ES2036605T3 (es) Aparato para producir polvo metalico.
ATE175448T1 (de) Verfahren und vorrichtung zum aufblasen von sauerstoff auf metallschmelzen
GB1528964A (en) Apparatus and process for atomizing molten material
SE8207331L (sv) Lans for behandling av en metallsmelta samt sett att avkola och raffinera en stalsmelta
ATE45897T1 (de) Verfahren und vorrichtung zur herstellung von metallpulver.
ATE199940T1 (de) Verfahren und vorrichtung zum herstellen von eisen aus eisenverbindungen
DE69619866D1 (de) Vorrichtung und verfahren zum behandeln von stahlschmelze beim herstellen von ultraniedriggekohltem stahl
FI902864A0 (fi) Foerfarande och anordning foer finfoerdelning av vaetskor, speciellt smaeltor.
ZA715905B (en) A method of cooling a continuous casting by spraying from spray nozzles and guiding the casting in the secondary cooling zone of a continuous casting machine and an arrangement for performing the method
GB1457175A (en) Method for the treatment of molten non-ferrous metals by blowing with reaction gases
ATE311267T1 (de) Vorrichtung und verfahren zum stranggiessen von flüssigem stahl
SE7706620L (sv) Forfarande och apparat for avskiljning av skum
ATE24471T1 (de) Verfahren und vorrichtung zur zerteilung von schmelzen.
ATE46838T1 (de) Verfahren zum entfernen von auf werkstuecken befindlichen farbschichten.
GB1288336A (de)
GB1323360A (en) Process and apparatus for the detectability of surface defects in continuously cast products
ES400837A1 (es) Un aparato para enfriar recubrimientos depositados sobre alambres, tiras, u otros trozos continuos de material, en movimiento.
ATE92112T1 (de) Verfahren und vorrichtung zur zugabe von legierungsmitteln in einen metallgiessstrahl.
FR2284677A1 (fr) Transport et evacuation de laitier de haut fourneau
JPS5485157A (en) Method and apparatus for preparing solder powder

Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee