BR9306620A - Processo e dispositivo para a insuflação de oxigênio na superfície de massas fundidas metálicas - Google Patents

Processo e dispositivo para a insuflação de oxigênio na superfície de massas fundidas metálicas

Info

Publication number
BR9306620A
BR9306620A BR9306620A BR9306620A BR9306620A BR 9306620 A BR9306620 A BR 9306620A BR 9306620 A BR9306620 A BR 9306620A BR 9306620 A BR9306620 A BR 9306620A BR 9306620 A BR9306620 A BR 9306620A
Authority
BR
Brazil
Prior art keywords
oxygen
nozzle
pct
lance
head
Prior art date
Application number
BR9306620A
Other languages
English (en)
Inventor
Anatoly Sizov
Ulrich Meyer
Horst-Dieter Schoeler
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
Publication of BR9306620A publication Critical patent/BR9306620A/pt

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
    • 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
    • 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
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Materials For Medical Uses (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
BR9306620A 1992-06-26 1993-04-22 Processo e dispositivo para a insuflação de oxigênio na superfície de massas fundidas metálicas BR9306620A (pt)

Applications Claiming Priority (2)

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
PCT/DE1993/000362 WO1994000604A1 (de) 1992-06-26 1993-04-22 Verfahren und vorrichtung zum aufblasen von sauerstoff auf metallschmelzen

Publications (1)

Publication Number Publication Date
BR9306620A true BR9306620A (pt) 1998-12-08

Family

ID=6462053

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9306620A BR9306620A (pt) 1992-06-26 1993-04-22 Processo e dispositivo para a insuflação de oxigênio na superfície de massas fundidas metálicas

Country Status (9)

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

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
EP0081488B1 (en) * 1981-06-19 1987-09-02 KOLLER, Karl S. 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
CA1293121C (en) * 1985-08-20 1991-12-17 Nobuyoshi Takashiba 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
KR950702253A (ko) 1995-06-19
WO1994000604A1 (de) 1994-01-06
EP0646183B1 (de) 1999-01-07
EP0646183A1 (de) 1995-04-05
JPH08500852A (ja) 1996-01-30
DE59309281D1 (de) 1999-02-18
AU3979393A (en) 1994-01-24
DE4221266C1 (de) 1993-10-21
ATE175448T1 (de) 1999-01-15
US5571307A (en) 1996-11-05

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FA11 Dismissal: dismissal - article 38, par. 2 of industrial property law