GB2008427B - Filtration of molten metal - Google Patents

Filtration of molten metal

Info

Publication number
GB2008427B
GB2008427B GB7845964A GB7845964A GB2008427B GB 2008427 B GB2008427 B GB 2008427B GB 7845964 A GB7845964 A GB 7845964A GB 7845964 A GB7845964 A GB 7845964A GB 2008427 B GB2008427 B GB 2008427B
Authority
GB
United Kingdom
Prior art keywords
filtration
molten metal
molten
metal
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
GB7845964A
Other versions
GB2008427A (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.)
Alcan Holdings Switzerland AG
Original Assignee
Alusuisse Holdings AG
Schweizerische Aluminium 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, Schweizerische Aluminium AG filed Critical Alusuisse Holdings AG
Publication of GB2008427A publication Critical patent/GB2008427A/en
Application granted granted Critical
Publication of GB2008427B publication Critical patent/GB2008427B/en
Expired 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)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
GB7845964A 1977-11-25 1978-11-24 Filtration of molten metal Expired GB2008427B (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
GB2008427A GB2008427A (en) 1979-06-06
GB2008427B true GB2008427B (en) 1982-03-24

Family

ID=25319206

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7845964A Expired GB2008427B (en) 1977-11-25 1978-11-24 Filtration of molten metal

Country Status (12)

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

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1188948B (en) * 1979-08-16 1988-01-28 Southwire Co METHOD AND EQUIPMENT FOR THE PURIFICATION OF A CONTINUOUS COPPER CASTING
US4265659A (en) * 1979-10-09 1981-05-05 Swiss Aluminium Ltd. Molten metal filter
US4366721A (en) * 1981-02-10 1983-01-04 Union Carbide Corporation Molten metal sampling device
IT1151368B (en) * 1981-03-27 1986-12-17 Fischer Ag Georg CERAMIC FILTER, PROCEDURE FOR ITS MANUFACTURE, AS WELL AS USE OF THE FILTER
CH655328A5 (en) * 1984-02-15 1986-04-15 Fischer Ag Georg CERAMIC FILTER.
EP0126847A1 (en) * 1984-02-17 1984-12-05 Georg Fischer Aktiengesellschaft Ceramic filter
US4721567A (en) * 1984-06-06 1988-01-26 Certech Inc. Ceramic pouring filter with tortuous flow paths
DE3700107A1 (en) * 1987-01-03 1988-07-14 Stettner & Co DEVICE FOR MOLDING METAL MELT
US4842037A (en) * 1987-06-10 1989-06-27 Foseco International Limited Metal casting patterns
GB9100519D0 (en) * 1991-01-10 1991-02-20 Foseco Int Filters
FR2730062B1 (en) * 1995-01-26 1997-04-18 Fonderie Ctr Tech Ind DEVICE FOR DETERMINING THE CLEANLINESS OF A METAL ALLOY
DE29809139U1 (en) 1998-05-20 1998-08-13 L. Bregenzer Gießereibedarf GmbH, 70372 Stuttgart Device for filling a casting furnace
AT508003B1 (en) 2009-06-18 2010-10-15 Lmt Metallurg Gmbh METHOD FOR MANUFACTURING A PRE-ALLOY AND USE THEREOF
CN103203431B (en) * 2013-05-04 2015-05-06 日月重工股份有限公司 Filter for casting
EP3941662B1 (en) 2019-03-19 2023-06-14 Fill Gesellschaft m.b.H. Method for transporting a melt and method for casting a melt

Family Cites Families (2)

* 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
US3962081A (en) * 1975-03-28 1976-06-08 Swiss Aluminium Ltd. Ceramic foam filter

Also Published As

Publication number Publication date
GB2008427A (en) 1979-06-06
DE2848005A1 (en) 1979-06-07
NO783965L (en) 1979-05-28
BE872280A (en) 1979-03-16
JPS5484803A (en) 1979-07-06
ES475339A1 (en) 1979-03-16
NL7811581A (en) 1979-05-29
IT7830184A0 (en) 1978-11-24
FR2409785A1 (en) 1979-06-22
DK508478A (en) 1979-05-26
CA1130980A (en) 1982-09-07
IT1100591B (en) 1985-09-28
SE7812079L (en) 1979-05-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee