ATE53519T1 - Stahlgussverfahren mit schutz des stahlbades durch kohlendioxydschnee. - Google Patents

Stahlgussverfahren mit schutz des stahlbades durch kohlendioxydschnee.

Info

Publication number
ATE53519T1
ATE53519T1 AT87402629T AT87402629T ATE53519T1 AT E53519 T1 ATE53519 T1 AT E53519T1 AT 87402629 T AT87402629 T AT 87402629T AT 87402629 T AT87402629 T AT 87402629T AT E53519 T1 ATE53519 T1 AT E53519T1
Authority
AT
Austria
Prior art keywords
steel
tundish
flow
protection
jet
Prior art date
Application number
AT87402629T
Other languages
English (en)
Inventor
Jean Foulard
Raymond Borasci
Original Assignee
Air Liquide
Carboxyque Francaise
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 Air Liquide, Carboxyque Francaise filed Critical Air Liquide
Application granted granted Critical
Publication of ATE53519T1 publication Critical patent/ATE53519T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/10—Supplying or treating molten metal
    • B22D11/106—Shielding the molten jet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/08—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like for bottom pouring

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Continuous Casting (AREA)
AT87402629T 1986-11-26 1987-11-23 Stahlgussverfahren mit schutz des stahlbades durch kohlendioxydschnee. ATE53519T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8616475A FR2607039B1 (fr) 1986-11-26 1986-11-26 Procede de coulee d'acier comportant un inertage du bain d'acier par de l'anhydride carbonique sous forme de neige
EP87402629A EP0274290B1 (de) 1986-11-26 1987-11-23 Stahlgussverfahren mit Schutz des Stahlbades durch Kohlendioxydschnee

Publications (1)

Publication Number Publication Date
ATE53519T1 true ATE53519T1 (de) 1990-06-15

Family

ID=9341234

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87402629T ATE53519T1 (de) 1986-11-26 1987-11-23 Stahlgussverfahren mit schutz des stahlbades durch kohlendioxydschnee.

Country Status (10)

Country Link
US (1) US4781122A (de)
EP (1) EP0274290B1 (de)
JP (1) JPS63252650A (de)
AT (1) ATE53519T1 (de)
AU (1) AU598610B2 (de)
CA (1) CA1330159C (de)
DE (1) DE3763153D1 (de)
ES (1) ES2016643B3 (de)
FR (1) FR2607039B1 (de)
ZA (1) ZA878848B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2623890B1 (fr) * 1987-11-26 1990-03-30 Air Liquide Lance a neige carbonique pour la metallurgie
US6460742B1 (en) * 1989-02-14 2002-10-08 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Process for reducing fume emissions during molten metal transfer
DE3904415C1 (de) * 1989-02-14 1990-04-26 Intracon Handelsgesellschaft Fuer Industriebedarf M.B.H., 6200 Wiesbaden, De
US5004495A (en) * 1990-02-05 1991-04-02 Labate M D Method for producing ultra clean steel
DK0544967T3 (da) * 1991-11-28 1995-10-16 Von Roll Ag Fremgangsmåde til at undertrykke støv og røg ved fremstillingen af elektrostål
IT1257114B (it) * 1992-09-29 1996-01-05 Weber Srl Procedimento per l'ottenimento di masselli reocolati, in particolare adatti a venire utilizzati per la produzione di pressocolati ad alte prestazioni meccaniche.
AU667640B2 (en) * 1993-08-18 1996-03-28 Commonwealth Industrial Gases Limited, The CO2 snow discharge apparatus
EP0639650A1 (de) * 1993-08-18 1995-02-22 The Commonwealth Industrial Gases Limited Vorrichtung zum Ausbringen von Kohlendioxidschnee
US6228187B1 (en) 1998-08-19 2001-05-08 Air Liquide America Corp. Apparatus and methods for generating an artificial atmosphere for the heat treating of materials
US6491863B2 (en) 2000-12-12 2002-12-10 L'air Liquide-Societe' Anonyme A' Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes George Claude Method and apparatus for efficient utilization of a cryogen for inert cover in metals melting furnaces
DE102011008894A1 (de) * 2011-01-19 2012-07-19 Air Liquide Deutschland Gmbh Verfahren und Düse zur Unterdrückung einer Entwicklung von eisenhaltigem Dampf
US8932385B2 (en) 2011-10-26 2015-01-13 Air Liquide Industrial U.S. Lp Apparatus and method for metal surface inertion by backfilling
CN113941692A (zh) * 2021-09-14 2022-01-18 包头钢铁（集团）有限责任公司 一种利用二氧化碳预制中间包保护性气氛的方法
CN113953468A (zh) * 2021-09-14 2022-01-21 包头钢铁（集团）有限责任公司 一种利用钢包预加干冰防止出钢过程钢液吸氮的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2040504C3 (de) * 1970-08-14 1973-12-13 Badische Anilin- & Soda-Fabrik Ag, 6700 Ludwigshafen Verfahren zur Verbesserung der Qualität von metallischen Gußblocken
LU70560A1 (de) * 1973-07-24 1974-11-28
FR2392746A2 (fr) * 1977-06-01 1978-12-29 Air Liquide Procede de coulee de metal
CH628547A5 (de) * 1978-06-30 1982-03-15 Fischer Ag Georg Formgussverfahren und vorrichtung zum vergiessen von metallischen formgussstuecken in einer form.
JPS57181320A (en) * 1981-04-28 1982-11-08 Nippon Steel Corp Nitrogen absorption preventing method of molten steel
FR2523005A1 (fr) * 1982-03-08 1983-09-16 Air Liquide Procede et installation de coulee d'un metal non ferreux en lingotiere
JPS58154453A (ja) * 1982-03-10 1983-09-13 Daido Steel Co Ltd 溶湯注入方法
JPS591055A (ja) * 1982-06-26 1984-01-06 Kawasaki Steel Corp 連鋳タンデイツシユへの溶鋼無酸化注入開始法
ZA85911B (en) * 1984-02-24 1985-09-25 Liquid Air Canada Molten metal casting
US4657587A (en) * 1985-02-21 1987-04-14 Canadian Liquid Air Ltd./Air Liquide Canada Ltee Molten metal casting
FR2579495B1 (fr) * 1985-04-01 1987-09-11 Air Liquide Procede de protection d'un jet de coulee de metal

Also Published As

Publication number Publication date
CA1330159C (fr) 1994-06-14
FR2607039B1 (fr) 1989-03-31
US4781122A (en) 1988-11-01
DE3763153D1 (de) 1990-07-19
FR2607039A1 (fr) 1988-05-27
AU8181587A (en) 1988-06-02
ES2016643B3 (es) 1990-11-16
EP0274290B1 (de) 1990-06-13
AU598610B2 (en) 1990-06-28
JPS63252650A (ja) 1988-10-19
ZA878848B (en) 1988-05-26
EP0274290A1 (de) 1988-07-13

Similar Documents

Publication Publication Date Title
ATE53519T1 (de) Stahlgussverfahren mit schutz des stahlbades durch kohlendioxydschnee.
SE7408502L (de)
ES8702810A1 (es) Procedimiento para obtener un acero calmado con pequeno contenido de nitrogeno
KR860008290A (ko) 용융금속탕을 정련하여 질소를 조절하기 위한 방법
GB1457175A (en) Method for the treatment of molten non-ferrous metals by blowing with reaction gases
JPS55158208A (en) Refining method of steel
JPS5698415A (en) Steel making method
Foulard et al. Process for Casting Steel Comprising Protection of the Metal Bath by Carbon Dioxide Snow
MX167177B (es) Un metodo mejorado para controlar la densidad de aluminio solidificado
JPS5641054A (en) Continuous casting method of weak deoxidized steel slab
GB1530824A (en) Method of treating cast-iron melts
Hara et al. Development of Reoxidation Prevention Method to Produce Clean Steel
JPS60211007A (ja) 銑鉄からなる溶融金属浴の多段精製方法およびこの方法で得られる鋼製品
JP2554105B2 (ja) 連続鋳造のイマージョンノズルの閉塞防止方法
Turkdogan Consequences of microsegregation during solidification of steel: subsurface-blowhole formation, oxysulfide, and sulfide precipitation
Naud A Process for Obtaining a Killed Steel With a Low Nitrogen Content
ES8705925A1 (es) Un metodo para tratar acero fundido
JPS5343003A (en) Arc furnace operating method
Ibuki et al. Technology to Reduce Nonmetallic Inclusions for Clean Steel
Konovalov et al. Change in the State of Oxidation of Low-Carbon Rimming Steel During Solidification of Large Slab Ingots
Yamaguchi et al. Development of hydrogen gas injection method for promoting decarburization of ultra-low carbon steel in RH degasser
SU431239A1 (ru) Способ рафинирования металла
FR2410677A1 (fr) Procede d'ensemencement de fonte a l'etat fondu
JPH0847752A (ja) タンディッシュ内溶鋼の清浄化方法
JPS5376906A (en) Adding method for treating agent to molten metal

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties