ES2190669T3 - Procedimiento mejorado de filtracion de metal liquido en un lecho de material refractario formado de particulas. - Google Patents

Procedimiento mejorado de filtracion de metal liquido en un lecho de material refractario formado de particulas.

Info

Publication number
ES2190669T3
ES2190669T3 ES99959493T ES99959493T ES2190669T3 ES 2190669 T3 ES2190669 T3 ES 2190669T3 ES 99959493 T ES99959493 T ES 99959493T ES 99959493 T ES99959493 T ES 99959493T ES 2190669 T3 ES2190669 T3 ES 2190669T3
Authority
ES
Spain
Prior art keywords
liquid metal
refractory material
improved procedure
material milk
metal filtration
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 - Lifetime
Application number
ES99959493T
Other languages
English (en)
Inventor
Herve Lescuyer
Alain Dubus
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 France SAS
Constellium Issoire SAS
Original Assignee
Aluminium Pechiney SA
Pechiney Rhenalu SAS
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 Aluminium Pechiney SA, Pechiney Rhenalu SAS filed Critical Aluminium Pechiney SA
Application granted granted Critical
Publication of ES2190669T3 publication Critical patent/ES2190669T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/02—Loose filtering material, e.g. loose fibres
    • B01D39/06—Inorganic material, e.g. asbestos fibres, glass beads or fibres
    • 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
    • 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)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Filtering Materials (AREA)

Abstract

Procedimiento de filtración de metal líquido por paso del susodicho metal líquido en un lecho de material refractario formado de partículas caracterizado porque las partículas del material tienen una porosidad abierta incluida entre 5 y 30 %.
ES99959493T 1998-12-21 1999-12-17 Procedimiento mejorado de filtracion de metal liquido en un lecho de material refractario formado de particulas. Expired - Lifetime ES2190669T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9816389A FR2787469B1 (fr) 1998-12-21 1998-12-21 Procede ameliore de filtration de metal liquide sur un lit de materiau particulaire refractaire

Publications (1)

Publication Number Publication Date
ES2190669T3 true ES2190669T3 (es) 2003-08-01

Family

ID=9534458

Family Applications (1)

Application Number Title Priority Date Filing Date
ES99959493T Expired - Lifetime ES2190669T3 (es) 1998-12-21 1999-12-17 Procedimiento mejorado de filtracion de metal liquido en un lecho de material refractario formado de particulas.

Country Status (10)

Country Link
EP (1) EP1144700B1 (es)
JP (1) JP2002533568A (es)
AT (1) ATE232562T1 (es)
AU (1) AU762820B2 (es)
CA (1) CA2356372A1 (es)
DE (1) DE69905402T2 (es)
ES (1) ES2190669T3 (es)
FR (1) FR2787469B1 (es)
NO (1) NO20013073L (es)
WO (1) WO2000037692A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8383382B2 (en) 2009-09-30 2013-02-26 Codexis, Inc. Variant LovD polypeptides and their uses

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1367069A (en) * 1970-10-22 1974-09-18 British Aluminium Co Ltd Removal of non-metallic constituents from liquid metal
US4278544A (en) * 1980-03-26 1981-07-14 Aikoh, Co., Ltd. Filter medium for fluid
DE3140098A1 (de) * 1981-10-06 1983-04-21 Schweizerische Aluminium AG, 3965 Chippis Filtermedium in form eines stabilen poroesen koerpers
DE3222162C2 (de) * 1982-06-10 1985-07-11 Schweizerische Aluminium Ag, Chippis Filter zur Filtration von schmelzflüssigen Metallen
US5322821A (en) * 1993-08-23 1994-06-21 W. R. Grace & Co.-Conn. Porous ceramic beads

Also Published As

Publication number Publication date
EP1144700B1 (fr) 2003-02-12
WO2000037692A1 (fr) 2000-06-29
AU762820B2 (en) 2003-07-03
FR2787469B1 (fr) 2001-02-16
EP1144700A1 (fr) 2001-10-17
NO20013073D0 (no) 2001-06-20
JP2002533568A (ja) 2002-10-08
DE69905402T2 (de) 2004-01-15
NO20013073L (no) 2001-06-20
DE69905402D1 (de) 2003-03-20
AU1665000A (en) 2000-07-12
ATE232562T1 (de) 2003-02-15
CA2356372A1 (fr) 2000-06-29
FR2787469A1 (fr) 2000-06-23

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