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FR2579495B1 - Procede de protection d'un jet de coulee de metal - Google Patents

Procede de protection d'un jet de coulee de metal

Info

Publication number
FR2579495B1
FR2579495B1 FR8504909A FR8504909A FR2579495B1 FR 2579495 B1 FR2579495 B1 FR 2579495B1 FR 8504909 A FR8504909 A FR 8504909A FR 8504909 A FR8504909 A FR 8504909A FR 2579495 B1 FR2579495 B1 FR 2579495B1
Authority
FR
France
Prior art keywords
steel
ladle
killing
additives
pouring
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR8504909A
Other languages
English (en)
Other versions
FR2579495A1 (fr
Inventor
Jean-Michel Naud
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Air Liquide SA
Original Assignee
Air Liquide SA
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9317817&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FR2579495(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Air Liquide SA filed Critical Air Liquide SA
Priority to FR8504909A priority Critical patent/FR2579495B1/fr
Priority to DE8686400532T priority patent/DE3674446D1/de
Priority to EP86400532A priority patent/EP0196952B1/fr
Priority to AT86400532T priority patent/ATE56896T1/de
Priority to ZA862011A priority patent/ZA862011B/xx
Priority to AU55046/86A priority patent/AU586856B2/en
Priority to US06/843,781 priority patent/US4666511A/en
Priority to JP61071422A priority patent/JPS61235507A/ja
Priority to BR8601411A priority patent/BR8601411A/pt
Priority to ES553528A priority patent/ES8702810A1/es
Priority to CA000505509A priority patent/CA1268044A/fr
Publication of FR2579495A1 publication Critical patent/FR2579495A1/fr
Publication of FR2579495B1 publication Critical patent/FR2579495B1/fr
Application granted granted Critical
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
    • B22D27/003—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting by using inert gases
    • 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
    • C21C7/06—Deoxidising, e.g. killing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
  • Continuous Casting (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
FR8504909A 1985-04-01 1985-04-01 Procede de protection d'un jet de coulee de metal Expired FR2579495B1 (fr)

Priority Applications (11)

Application Number Priority Date Filing Date Title
FR8504909A FR2579495B1 (fr) 1985-04-01 1985-04-01 Procede de protection d'un jet de coulee de metal
DE8686400532T DE3674446D1 (de) 1985-04-01 1986-03-13 Verfahren zur herstellung beruhigten stahls mit niedrigem stickstoffgehalt.
EP86400532A EP0196952B1 (fr) 1985-04-01 1986-03-13 Procédé d'obtention d'un acier calmé à faible teneur en azote
AT86400532T ATE56896T1 (de) 1985-04-01 1986-03-13 Verfahren zur herstellung beruhigten stahls mit niedrigem stickstoffgehalt.
ZA862011A ZA862011B (en) 1985-04-01 1986-03-18 Process for producing killed steel having a low nitrogen content
AU55046/86A AU586856B2 (en) 1985-04-01 1986-03-24 Process for producing killed steel having a low nitrogen content
US06/843,781 US4666511A (en) 1985-04-01 1986-03-25 Process for producing killed steel having a low nitrogen content
JP61071422A JPS61235507A (ja) 1985-04-01 1986-03-31 窒素含有量の低いキルド鋼の製造法
BR8601411A BR8601411A (pt) 1985-04-01 1986-03-31 Processo de obtencao de aco acalmado de baixo teor de nitrogenio
ES553528A ES8702810A1 (es) 1985-04-01 1986-03-31 Procedimiento para obtener un acero calmado con pequeno contenido de nitrogeno
CA000505509A CA1268044A (fr) 1985-04-01 1986-04-01 Procede d'obtention d'un acier calme a faible teneur en azote

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8504909A FR2579495B1 (fr) 1985-04-01 1985-04-01 Procede de protection d'un jet de coulee de metal

Publications (2)

Publication Number Publication Date
FR2579495A1 FR2579495A1 (fr) 1986-10-03
FR2579495B1 true FR2579495B1 (fr) 1987-09-11

Family

ID=9317817

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8504909A Expired FR2579495B1 (fr) 1985-04-01 1985-04-01 Procede de protection d'un jet de coulee de metal

Country Status (11)

Country Link
US (1) US4666511A (fr)
EP (1) EP0196952B1 (fr)
JP (1) JPS61235507A (fr)
AT (1) ATE56896T1 (fr)
AU (1) AU586856B2 (fr)
BR (1) BR8601411A (fr)
CA (1) CA1268044A (fr)
DE (1) DE3674446D1 (fr)
ES (1) ES8702810A1 (fr)
FR (1) FR2579495B1 (fr)
ZA (1) ZA862011B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4657587A (en) * 1985-02-21 1987-04-14 Canadian Liquid Air Ltd./Air Liquide Canada Ltee Molten metal casting
FR2607039B1 (fr) * 1986-11-26 1989-03-31 Air Liquide Procede de coulee d'acier comportant un inertage du bain d'acier par de l'anhydride carbonique sous forme de neige
US4723997A (en) * 1987-04-20 1988-02-09 L'air Liquide Method and apparatus for shielding a stream of liquid metal
FR2623890B1 (fr) * 1987-11-26 1990-03-30 Air Liquide Lance a neige carbonique pour la metallurgie
DE3904415C1 (fr) * 1989-02-14 1990-04-26 Intracon Handelsgesellschaft Fuer Industriebedarf M.B.H., 6200 Wiesbaden, De
ATE123816T1 (de) * 1991-11-28 1995-06-15 Carbagas Verfahren zur unterdrückung von staub und rauch bei der elektrostahlherstellung.
US5344478A (en) * 1993-08-02 1994-09-06 Air Products And Chemicals, Inc. Vortex dispersing nozzle for liquefied cryogenic inert gases used in blanketing of molten metals exposed to ambient air and method
EP0946762A2 (fr) * 1996-11-08 1999-10-06 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Procede pour limiter les emanations de vapeur pendant le transfert de metal liquide
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
DE10038543A1 (de) * 2000-08-03 2002-02-14 Linde Gas Ag Verfahren zum Schützen der Oberfläche einer Magnesiumschmelze
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
DE102006033698A1 (de) * 2006-07-20 2008-01-24 Linde Ag Verfahren zum Gießen von Magnesium
DE102011008894A1 (de) * 2011-01-19 2012-07-19 Air Liquide Deutschland Gmbh Verfahren und Düse zur Unterdrückung einer Entwicklung von eisenhaltigem Dampf

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR434070A (fr) * 1910-11-14 1912-01-24 Marcellin Reymondier Nouveau procédé de coulée et de moulage permettant d'obtenir des aciers, fontes, métaux ou alliages sains et homogènes
US3052936A (en) * 1956-10-01 1962-09-11 Babcock & Wilcox Co Method of continuously casting metals
US3224051A (en) * 1962-01-31 1965-12-21 Brown Fintube Co Method of introducing addition agent into a melt
US3230074A (en) * 1962-07-16 1966-01-18 Chrysler Corp Process of making iron-aluminum alloys and components thereof
US3258328A (en) * 1962-08-23 1966-06-28 Fuji Iron & Steel Co Ltd Method and apparatus for treating steel
BE677957A (fr) * 1966-03-16 1966-09-16
BE677958A (fr) * 1966-03-16 1966-09-16
LU70560A1 (fr) * 1973-07-24 1974-11-28
US4089678A (en) * 1975-08-01 1978-05-16 Hanawalt Joseph D Method and product for protecting molten magnesium

Also Published As

Publication number Publication date
ES8702810A1 (es) 1987-01-16
EP0196952B1 (fr) 1990-09-26
DE3674446D1 (de) 1990-10-31
EP0196952A2 (fr) 1986-10-08
ES553528A0 (es) 1987-01-16
JPS61235507A (ja) 1986-10-20
FR2579495A1 (fr) 1986-10-03
CA1268044A (fr) 1990-04-24
ZA862011B (en) 1986-10-29
AU5504686A (en) 1986-10-09
EP0196952A3 (en) 1988-10-26
BR8601411A (pt) 1986-12-09
ATE56896T1 (de) 1990-10-15
AU586856B2 (en) 1989-07-27
US4666511A (en) 1987-05-19

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Publication Publication Date Title
FR2579495B1 (fr) Procede de protection d'un jet de coulee de metal
EP0288369A3 (fr) Procédé et appareil pour la protection d'un écoulement de métal liquide
ES8602460A1 (es) Un metodo para proporcionar una envuelta de gas protectora alrededor del acero, para evitar la oxidacion.
FR2607039B1 (fr) Procede de coulee d'acier comportant un inertage du bain d'acier par de l'anhydride carbonique sous forme de neige
ZA831549B (en) Process and installation for protecting a jet of molten metal for casting
UA15737A (uk) Спосіб охолоджеhhя сталевих злитків при безперервhому розливі та пристрій для його здійсhеhhя
ZA818652B (en) Method of cooling castings in the continuous casting of steel
GB8403355D0 (en) Castings
Naud A Process for Obtaining a Killed Steel With a Low Nitrogen Content
ATE336315T1 (de) Verfahren sowie eine vorrichtung zur herstellung eines metallbandes an einer rollen- bandgiessmaschine
GR3035596T3 (en) Continuous casting method for metals and ingot mould for implementing same
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Legal Events

Date Code Title Description
ST Notification of lapse