ATE256756T1 - Vakuumbehandlung von metallschmelze mit gleichzeitigem einblasen von heliumgas - Google Patents

Vakuumbehandlung von metallschmelze mit gleichzeitigem einblasen von heliumgas

Info

Publication number
ATE256756T1
ATE256756T1 AT01919572T AT01919572T ATE256756T1 AT E256756 T1 ATE256756 T1 AT E256756T1 AT 01919572 T AT01919572 T AT 01919572T AT 01919572 T AT01919572 T AT 01919572T AT E256756 T1 ATE256756 T1 AT E256756T1
Authority
AT
Austria
Prior art keywords
ladle
vacuum treatment
helium gas
melted metal
cast metal
Prior art date
Application number
AT01919572T
Other languages
English (en)
Inventor
Francois Stouvenot
Marc Burty
Jean-Francois Domgin
Pascal Gardin
Dominique Viale
Raymond Reitz
Frederic Leclercq
Original Assignee
Usinor
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 Usinor filed Critical Usinor
Application granted granted Critical
Publication of ATE256756T1 publication Critical patent/ATE256756T1/de

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
    • C21C7/10—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
    • F27D27/00—Stirring devices for molten material
    • 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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases
    • 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
    • F27D27/00—Stirring devices for molten material
    • F27D2027/002—Gas stirring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Soy Sauces And Products Related Thereto (AREA)
AT01919572T 2000-03-29 2001-03-27 Vakuumbehandlung von metallschmelze mit gleichzeitigem einblasen von heliumgas ATE256756T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0003966A FR2807066B1 (fr) 2000-03-29 2000-03-29 Procede de brassage pneumatique du metal liquide en poche
PCT/FR2001/000918 WO2001073140A1 (fr) 2000-03-29 2001-03-27 Traitement sous vide d'un metal fondu avec brassage simultane par injection d'helium

Publications (1)

Publication Number Publication Date
ATE256756T1 true ATE256756T1 (de) 2004-01-15

Family

ID=8848611

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01919572T ATE256756T1 (de) 2000-03-29 2001-03-27 Vakuumbehandlung von metallschmelze mit gleichzeitigem einblasen von heliumgas

Country Status (16)

Country Link
US (1) US6843826B2 (de)
EP (1) EP1268863B1 (de)
JP (1) JP5010086B2 (de)
KR (1) KR100743211B1 (de)
CN (1) CN1253586C (de)
AT (1) ATE256756T1 (de)
AU (1) AU2001246647A1 (de)
BR (1) BR0109628A (de)
CA (1) CA2404633C (de)
DE (1) DE60101564T2 (de)
ES (1) ES2211793T3 (de)
FR (1) FR2807066B1 (de)
MX (1) MXPA02009461A (de)
RU (1) RU2257417C2 (de)
TR (1) TR200301788T3 (de)
WO (1) WO2001073140A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0427832D0 (en) * 2004-12-20 2005-01-19 Boc Group Plc Degassing molten metal
CN107401930B (zh) * 2017-07-25 2019-04-26 攀钢集团研究院有限公司 用于电铝热法钒钛冶炼炉的喷气搅拌系统

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB938221A (en) * 1958-12-02 1963-10-02 Finkl & Sons Co Improvements relating to the degassing of molten metals
NL270519A (de) * 1960-11-18
FR2291287A2 (fr) 1974-11-13 1976-06-11 Creusot Loire Methode de soufflage en vue d'obtenir de tres basses teneurs en carbone dans les aciers au chrome
US4071356A (en) 1976-11-24 1978-01-31 Nippon Steel Corporation Method for refining a molten steel in vacuum
JPS5442324A (en) * 1977-09-10 1979-04-04 Nisshin Steel Co Ltd Control procedure of steel making process using mass spectrometer
JPS5952203B2 (ja) 1979-03-22 1984-12-18 住友金属工業株式会社 極低炭素鋼の製造方法
FR2473064A1 (fr) * 1980-01-02 1981-07-10 Siderurgie Fse Inst Rech Procede de brassage pneumatique d'un bain de metal en fusion
SU901298A1 (ru) * 1980-04-22 1982-01-30 Московский Ордена Трудового Красного Знамени Институт Стали И Сплавов Способ обезуглероживани нержавеющих сталей
JPS59150009A (ja) * 1983-02-12 1984-08-28 Daido Steel Co Ltd 鋼の精錬方法
FR2545393B1 (fr) * 1983-05-04 1985-09-06 Air Liquide Procede de production de particules solides metalliques a partir d'un bain metallique
JPS62235416A (ja) * 1986-04-04 1987-10-15 Kawasaki Steel Corp 溶融金属の精錬方法
SU1399353A1 (ru) * 1986-09-24 1988-05-30 Научно-исследовательский институт металлургии Способ получени низкоуглеродистой нержавеющей стали
JPH0243315A (ja) * 1988-08-01 1990-02-13 Kawasaki Steel Corp 環流式溶鋼脱ガス処理方法および装置
JPH02282414A (ja) * 1988-10-24 1990-11-20 A Finkl & Sons Co 溶鋼を処理する方法および装置
JPH05311229A (ja) * 1992-05-06 1993-11-22 Kobe Steel Ltd 取鍋脱ガス処理装置
JPH05311227A (ja) * 1992-05-07 1993-11-22 Nippon Steel Corp 溶融金属の減圧・真空脱ガス精錬方法
JPH05339624A (ja) * 1992-06-04 1993-12-21 Nippon Steel Corp 極低炭素鋼の円柱型取鍋脱ガス装置による溶製方法
JPH06306444A (ja) * 1993-04-28 1994-11-01 Kawasaki Steel Corp 真空脱ガス装置による極低炭、極低窒素鋼の溶製法
FR2772653B1 (fr) * 1997-12-22 2000-01-21 Lorraine Laminage Reacteur metallurgique, de traitement sous pression reduite d'un metal liquide

Also Published As

Publication number Publication date
RU2257417C2 (ru) 2005-07-27
TR200301788T4 (tr) 2004-01-21
DE60101564D1 (de) 2004-01-29
CA2404633A1 (fr) 2001-10-04
US20040035248A1 (en) 2004-02-26
TR200301788T3 (tr) 2004-01-21
ES2211793T3 (es) 2004-07-16
CA2404633C (fr) 2009-12-15
US6843826B2 (en) 2005-01-18
CN1253586C (zh) 2006-04-26
KR100743211B1 (ko) 2007-07-26
WO2001073140A1 (fr) 2001-10-04
KR20020086728A (ko) 2002-11-18
FR2807066B1 (fr) 2002-10-11
BR0109628A (pt) 2003-04-22
MXPA02009461A (es) 2003-09-05
EP1268863A1 (de) 2003-01-02
EP1268863B1 (de) 2003-12-17
CN1420938A (zh) 2003-05-28
JP5010086B2 (ja) 2012-08-29
JP2003528981A (ja) 2003-09-30
FR2807066A1 (fr) 2001-10-05
AU2001246647A1 (en) 2001-10-08
DE60101564T2 (de) 2004-09-16

Similar Documents

Publication Publication Date Title
PL334881A1 (en) Industrial cleaning appliance
ATE256756T1 (de) Vakuumbehandlung von metallschmelze mit gleichzeitigem einblasen von heliumgas
NZ506610A (en) Gas treatment of molten metal, gas injected into melt using rotors in reaction chamber held under partial vacuum
ATE169687T1 (de) Herstellung von gusseisen
JPS5345693A (en) Desulfurizing method for hot iron at the time of discharge from blast furnace
NO179080C (no) Avsvovlingsmiddel og fremgangsmåte for fremstilling av avsvovlingsmiddel
ES251132U (es) Disposicion para el tratamiento de masas fundidas de acero en la caldera mediante insuflado en el fondo
Geng Development of External Desulfurizing Technique for Molten Iron
Ryan Primal therapy
ES2010323A6 (es) Procedimiento y dispositivo para hacer minimo el consumo de gas de tratamiento en procesos metalurgicos.
JPS5381408A (en) Repairing method for vacuum treatment tank
DE59910622D1 (de) Metallurgisches Gefäss
Schnurrenberger et al. Steel Treatment in the Ladle by Injection Through a Slide Gate Nozzle.(Retroactive Coverage)
Audebert et al. The CAS-OB Process in the Steelshop of Fos sur Mer--Conception and First Operating Results
Hiroaki et al. Method for Spheroidizing Molten Cast Iron and Ladle for Use in the Spheroidizing
Kalinowska et al. Effect of Deoxidation of Deep Drawing Steels With Calcium on the Quality and Yield
Kazakov et al. Kinetic Aspects of Gas--Oxygen Decarburization of Stainless Steels
Imai Techniques of Combined Blowing in the BOF Steelmaking Process
KR900003389A (ko) 강용융물의 가열방법 및 장치
Shi Revamping of water cooled furnace lid and furnace wall of 30 t EAF
Abramovich et al. Experience of dust ferrosilicon injection in ladle
Gatellier Control of Inclusions in Steelmaking.(Synopsis)
Yu Practice of denitrification process in 100 t vacuum ladle furnace
KR920012472A (ko) 용강의 탈린방법
Yamamoto et al. Removal of Silicon from Hot Metal by Oxygen Injection

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification

Ref document number: 1268863

Country of ref document: EP