FR2409785A1 - Procede et dispositif pour filtrer du metal fondu - Google Patents

Procede et dispositif pour filtrer du metal fondu

Info

Publication number
FR2409785A1
FR2409785A1 FR7833312A FR7833312A FR2409785A1 FR 2409785 A1 FR2409785 A1 FR 2409785A1 FR 7833312 A FR7833312 A FR 7833312A FR 7833312 A FR7833312 A FR 7833312A FR 2409785 A1 FR2409785 A1 FR 2409785A1
Authority
FR
France
Prior art keywords
melted metal
filter2
casting
flow
filtering
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.)
Pending
Application number
FR7833312A
Other languages
English (en)
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.)
Rio Tinto Switzerland AG
Original Assignee
Alusuisse Holdings 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 Alusuisse Holdings AG filed Critical Alusuisse Holdings AG
Publication of FR2409785A1 publication Critical patent/FR2409785A1/fr
Pending legal-status Critical Current

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
    • C22B21/00—Obtaining aluminium
    • C22B21/06—Obtaining aluminium refining
    • C22B21/066—Treatment of circulating aluminium, e.g. by filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2068—Other inorganic materials, e.g. ceramics
    • B01D39/2093—Ceramic foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
    • B22C9/086—Filters
    • 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
    • C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
    • C22B9/023—By filtering
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)

Abstract

L'INVENTION UTILISE AU MOINS UN ELEMENT FILTRANT2 AMOVIBLE EN MOUSSE DE CERAMIQUE DISPOSE DANS UN PASSAGE DE METAL FONDU EN AMONT D'UN MOULE5, SOUS L'ENTONNOIR DE COULEE1 PAR EXEMPLE. CET ELEMENT RETIENT TOUTES LES PARTIES DE PELLICULE D'OXYDE ET PARTICULES ENTRAINEES. LE DEBIT A TRAVERS LE FILTRE2 EST TEL QUE LE FLUX DE METAL APRES CE FILTRE EST TRANQUILLE ET DEPOURVU DE TURBULENCE, CE QUI LIMITE LA CREATION DE NOUVELLES PELLICULES D'OXYDE ET DE PARTICULES A UN MINIMUM. L'INVENTION EST APPLICABLE A DE NOMBREUX MODES DE COULEE, NOTAMMENT D'ALUMINIUM ET SES ALLIAGES.
FR7833312A 1977-11-25 1978-11-24 Procede et dispositif pour filtrer du metal fondu Pending FR2409785A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85463377A 1977-11-25 1977-11-25

Publications (1)

Publication Number Publication Date
FR2409785A1 true FR2409785A1 (fr) 1979-06-22

Family

ID=25319206

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7833312A Pending FR2409785A1 (fr) 1977-11-25 1978-11-24 Procede et dispositif pour filtrer du metal fondu

Country Status (12)

Country Link
JP (1) JPS5484803A (fr)
BE (1) BE872280A (fr)
CA (1) CA1130980A (fr)
DE (1) DE2848005A1 (fr)
DK (1) DK508478A (fr)
ES (1) ES475339A1 (fr)
FR (1) FR2409785A1 (fr)
GB (1) GB2008427B (fr)
IT (1) IT1100591B (fr)
NL (1) NL7811581A (fr)
NO (1) NO783965L (fr)
SE (1) SE7812079L (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2468655A1 (fr) * 1979-08-16 1981-05-08 Southwire Co Filtrage et degazage continus de cuivre en fusion
EP0057965A1 (fr) * 1981-02-10 1982-08-18 Union Carbide Corporation Dispositif pour le prélèvement d'un métal fondu
WO1982003339A1 (fr) * 1981-03-27 1982-10-14 Hofmann Franz Filtre en ceramique, procede de fabrication et utilisation de ce filtre
EP0494742A1 (fr) * 1991-01-10 1992-07-15 Foseco International Limited Filtres

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4265659A (en) * 1979-10-09 1981-05-05 Swiss Aluminium Ltd. Molten metal filter
CH655328A5 (de) * 1984-02-15 1986-04-15 Fischer Ag Georg Keramikfilter.
EP0126847A1 (fr) * 1984-02-17 1984-12-05 Georg Fischer Aktiengesellschaft Filtre céramique
US4721567A (en) * 1984-06-06 1988-01-26 Certech Inc. Ceramic pouring filter with tortuous flow paths
DE3700107A1 (de) * 1987-01-03 1988-07-14 Stettner & Co Vorrichtung zum giessen von metallischen schmelzen
US4842037A (en) * 1987-06-10 1989-06-27 Foseco International Limited Metal casting patterns
FR2730062B1 (fr) * 1995-01-26 1997-04-18 Fonderie Ctr Tech Ind Dispositif de determination de la proprete d'un alliage metallique
DE29809139U1 (de) 1998-05-20 1998-08-13 L. Bregenzer Gießereibedarf GmbH, 70372 Stuttgart Vorrichtung zum Befüllen eines Gießofens
AT508003B1 (de) 2009-06-18 2010-10-15 Lmt Metallurg Gmbh Verfahren zum herstellen einer vorlegierung und verwendung derselben
CN103203431B (zh) * 2013-05-04 2015-05-06 日月重工股份有限公司 铸造用过滤器
EP3941662B1 (fr) 2019-03-19 2023-06-14 Fill Gesellschaft m.b.H. Procédé de transport de métal fondu et procédé de coulée de métal fondu

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3815661A (en) * 1972-09-21 1974-06-11 United Aircraft Corp Process for reducing oxide defects in investment castings

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3962081A (en) * 1975-03-28 1976-06-08 Swiss Aluminium Ltd. Ceramic foam filter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3815661A (en) * 1972-09-21 1974-06-11 United Aircraft Corp Process for reducing oxide defects in investment castings

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/74 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2468655A1 (fr) * 1979-08-16 1981-05-08 Southwire Co Filtrage et degazage continus de cuivre en fusion
EP0057965A1 (fr) * 1981-02-10 1982-08-18 Union Carbide Corporation Dispositif pour le prélèvement d'un métal fondu
WO1982003339A1 (fr) * 1981-03-27 1982-10-14 Hofmann Franz Filtre en ceramique, procede de fabrication et utilisation de ce filtre
EP0494742A1 (fr) * 1991-01-10 1992-07-15 Foseco International Limited Filtres

Also Published As

Publication number Publication date
IT1100591B (it) 1985-09-28
SE7812079L (sv) 1979-05-26
CA1130980A (fr) 1982-09-07
GB2008427B (en) 1982-03-24
IT7830184A0 (it) 1978-11-24
DK508478A (da) 1979-05-26
DE2848005A1 (de) 1979-06-07
NL7811581A (nl) 1979-05-29
GB2008427A (en) 1979-06-06
BE872280A (fr) 1979-03-16
JPS5484803A (en) 1979-07-06
ES475339A1 (es) 1979-03-16
NO783965L (no) 1979-05-28

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