BE740533A - - Google Patents

Info

Publication number
BE740533A
BE740533A BE740533DA BE740533A BE 740533 A BE740533 A BE 740533A BE 740533D A BE740533D A BE 740533DA BE 740533 A BE740533 A BE 740533A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE740533A publication Critical patent/BE740533A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • C22B9/055—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ while the metal is circulating, e.g. combined with filtration
    • 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
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/04—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated adapted for treating the charge in vacuum or special atmosphere

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
BE740533D 1968-10-22 1969-10-20 BE740533A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR170842 1968-10-22

Publications (1)

Publication Number Publication Date
BE740533A true BE740533A (enrdf_load_stackoverflow) 1970-04-20

Family

ID=8655955

Family Applications (1)

Application Number Title Priority Date Filing Date
BE740533D BE740533A (enrdf_load_stackoverflow) 1968-10-22 1969-10-20

Country Status (7)

Country Link
US (1) US3664652A (enrdf_load_stackoverflow)
JP (1) JPS505642B1 (enrdf_load_stackoverflow)
BE (1) BE740533A (enrdf_load_stackoverflow)
DE (1) DE1948656A1 (enrdf_load_stackoverflow)
FR (1) FR1604719A (enrdf_load_stackoverflow)
LU (1) LU59660A1 (enrdf_load_stackoverflow)
NL (1) NL6915801A (enrdf_load_stackoverflow)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2029449C3 (de) * 1970-06-15 1978-11-09 Demag Ag, 4100 Duisburg Entschwefelungsrinne für Roheisen
GB1368357A (en) * 1971-02-04 1974-09-25 Arbed Process for the desulphurisation of molten iron
LU64926A1 (enrdf_load_stackoverflow) * 1972-03-08 1973-09-12
SE363346B (enrdf_load_stackoverflow) * 1972-09-27 1974-01-14 Asea Ab
IN152319B (enrdf_load_stackoverflow) * 1978-06-21 1983-12-17 Impact Int Pty Ltd
US4452634A (en) * 1982-07-20 1984-06-05 Kawasaki Steel Corporation Method of stirring molten metal and refractory cylinder for the purpose
DE3311617C1 (de) * 1983-03-30 1984-10-25 Messer Griesheim Gmbh, 6000 Frankfurt Verfahren und Einrichtung zum Spuelen einer Metallschmelze,insbesondere von Stahl,in einer Giesspfanne
DE3426736A1 (de) * 1984-07-20 1986-01-30 Klöckner CRA Technologie GmbH, 4100 Duisburg Verfahren zur spuelgasbehandlung von metallschmelzen
CH668925A5 (de) * 1985-12-31 1989-02-15 Fischer Ag Georg Behandlungsgefaess zur behandlung von fluessigen metall-legierungen.
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
CA2273393A1 (en) * 1999-05-31 2000-11-30 Mcmaster University Ladle for enhanced steel vacuum decarburization
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
US20080184848A1 (en) * 2006-08-23 2008-08-07 La Sorda Terence D Vapor-Reinforced Expanding Volume of Gas to Minimize the Contamination of Products Treated in a Melting Furnace
US20090064821A1 (en) * 2006-08-23 2009-03-12 Air Liquide Industrial U.S. Lp Vapor-Reinforced Expanding Volume of Gas to Minimize the Contamination of Products Treated in a Melting Furnace
US8403187B2 (en) * 2006-09-27 2013-03-26 Air Liquide Industrial U.S. Lp Production of an inert blanket in a furnace
US20180044761A1 (en) * 2015-03-10 2018-02-15 Honeywell International Inc. Method of purifying and casting materials

Also Published As

Publication number Publication date
LU59660A1 (enrdf_load_stackoverflow) 1970-01-12
US3664652A (en) 1972-05-23
FR1604719A (enrdf_load_stackoverflow) 1972-01-24
NL6915801A (enrdf_load_stackoverflow) 1970-04-24
JPS505642B1 (enrdf_load_stackoverflow) 1975-03-06
DE1948656A1 (de) 1970-04-30

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: L AIR LIQUIDE S.A. POUR L ETUDE ET L EXPLOITATION

Effective date: 19891020