NO150165B - Method and apparatus for filtering molten metal, in particular aluminum - Google Patents

Method and apparatus for filtering molten metal, in particular aluminum

Info

Publication number
NO150165B
NO150165B NO801371A NO801371A NO150165B NO 150165 B NO150165 B NO 150165B NO 801371 A NO801371 A NO 801371A NO 801371 A NO801371 A NO 801371A NO 150165 B NO150165 B NO 150165B
Authority
NO
Norway
Prior art keywords
aluminum
molten metal
filtering molten
filtering
metal
Prior art date
Application number
NO801371A
Other languages
Norwegian (no)
Other versions
NO150165C (en
NO801371L (en
Inventor
John C Yarwood
James E Dore
Robert K Preuss
Michael J Pryor
Thomas J Gray
Original Assignee
Alusuisse
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
Priority to US05/563,212 priority Critical patent/US3947363A/en
Priority to US05/563,213 priority patent/US3962081A/en
Priority to US05/589,294 priority patent/US4024212A/en
Priority to US05/597,963 priority patent/US4024056A/en
Publication of NO801371L publication Critical patent/NO801371L/en
Application filed by Alusuisse filed Critical Alusuisse
Publication of NO150165B publication Critical patent/NO150165B/en
Publication of NO150165C publication Critical patent/NO150165C/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D43/00Mechanical cleaning, e.g. skimming of molten metals
    • B22D43/001Retaining slag during pouring molten metal
    • B22D43/004Retaining slag during pouring molten metal by using filtering means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/14Other self-supporting filtering material ; Other filtering material
    • B01D39/20Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2068Other inorganic materials, e.g. ceramics
    • B01D39/2093Ceramic foam
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/10Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/0051Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/06Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/06Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
    • C04B38/0615Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances the burned-out substance being a monolitic element having approximately the same dimensions as the final article, e.g. a porous polyurethane sheet or a prepreg obtained by bonding together resin particles
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B21/00Obtaining aluminium
    • C22B21/06Obtaining aluminium refining
    • C22B21/066Treatment of circulating aluminium, e.g. by filtration
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/02Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/02Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
    • C22B9/023By filtering
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • C22B9/055Refining 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
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Abstract

Fremgangsmåte og apparat for filtrering av smeltet metall, særlig aluminium. Method and apparatus for filtering molten metal, in particular aluminum.
NO801371A 1974-01-02 1980-05-09 Method and apparatus for filtering molten metal, in particular aluminum NO150165C (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US05/563,212 US3947363A (en) 1974-01-02 1975-03-28 Ceramic foam filter
US05/563,213 US3962081A (en) 1975-03-28 1975-03-28 Ceramic foam filter
US05/589,294 US4024212A (en) 1975-03-28 1975-06-23 Ceramic foam and method of preparation
US05/597,963 US4024056A (en) 1975-07-21 1975-07-21 Filtering of molten metal

Publications (3)

Publication Number Publication Date
NO801371L NO801371L (en) 1976-09-29
NO150165B true NO150165B (en) 1984-05-21
NO150165C NO150165C (en) 1984-08-29

Family

ID=27504834

Family Applications (2)

Application Number Title Priority Date Filing Date
NO761038A NO148381C (en) 1974-01-02 1976-03-24 Ceramic foam filter for filtering molten metal, procedure for its manufacture and use of the filter
NO801371A NO150165C (en) 1974-01-02 1980-05-09 Method and apparatus for filtering molten metal, in particular aluminum

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NO761038A NO148381C (en) 1974-01-02 1976-03-24 Ceramic foam filter for filtering molten metal, procedure for its manufacture and use of the filter

Country Status (11)

Country Link
JP (1) JPS6017563B2 (en)
AT (1) AT365088B (en)
BR (1) BR7601848A (en)
CA (1) CA1059535A (en)
CH (1) CH622230A5 (en)
DE (2) DE2613023C2 (en)
FR (1) FR2305407B1 (en)
IT (1) IT1060714B (en)
NL (1) NL182289C (en)
NO (2) NO148381C (en)
YU (1) YU37100B (en)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA7601824B (en) * 1975-03-28 1977-03-30 Alusuisse Ceramic foam filter
CA1082894A (en) * 1977-02-22 1980-08-05 John C. Yarwood Method of preparation of ceramic foam
FR2333599B1 (en) * 1975-12-02 1979-01-19 Daussan Henri
JPS5735047B2 (en) * 1978-08-12 1982-07-27
CA1137523A (en) * 1978-08-12 1982-12-14 Tsuneaki Narumiya Ceramic porous body
JPS5735048B2 (en) * 1978-10-21 1982-07-27
FR2446862B1 (en) * 1979-01-19 1981-06-12 Servimetal
JPS5735049B2 (en) * 1979-02-19 1982-07-27
IT1188948B (en) * 1979-08-16 1988-01-28 Southwire Co Method and apparatus for the purification of a continuous copper casting
US4265659A (en) * 1979-10-09 1981-05-05 Swiss Aluminium Ltd. Molten metal filter
JPS6332492B2 (en) * 1979-10-23 1988-06-30 Burijisuton Kk
JPS5913887B2 (en) * 1979-10-30 1984-04-02 Bridgestone Tire Co Ltd
JPS6327310B2 (en) * 1980-06-13 1988-06-02 Mitsubishi Mining & Cement Co
EP0074978A1 (en) * 1981-03-27 1983-03-30 Georg Fischer Aktiengesellschaft Ceramic filter, method for manufacturing and utilizing this filter
DE3222162C2 (en) * 1982-06-10 1985-07-11 Schweizerische Aluminium Ag, Chippis, Ch
JPS619372B2 (en) * 1982-09-06 1986-03-22 Furukawa Electric Co Ltd
JPS5978967A (en) * 1982-10-22 1984-05-08 Inoue Mtp Kk Ceramic foam whose average cell size is partially different and manufacture
JPS644832Y2 (en) * 1983-03-26 1989-02-07
JPS59149965U (en) * 1983-03-26 1984-10-06
JPS644833Y2 (en) * 1983-03-31 1989-02-07
AU564861B2 (en) * 1983-11-16 1987-08-27 Selee Corp. Molten metal filter and method of filtering
EP0126847A1 (en) * 1984-02-17 1984-12-05 Georg Fischer Aktiengesellschaft Ceramic filter
US4803025A (en) * 1984-04-23 1989-02-07 Swiss Aluminium Ltd. Ceramic foam
EP0159963B1 (en) * 1984-04-23 1992-01-29 Alusuisse-Lonza Services Ag Ceramic filter with an open cells foam structure
GB2168336B (en) * 1984-12-12 1988-02-10 Toshiba Ceramics Co A ceramic foam
DE3618284A1 (en) * 1986-05-30 1987-12-03 Steuler Industriewerke Gmbh CARRYING TROUGH FOR INTERCHANGEABLE HIGH-TEMPERATURE METAL MELT FILTERS
CH679746A5 (en) * 1989-01-11 1992-04-15 Fischer Ag Georg
DE4003598A1 (en) * 1990-02-02 1991-08-08 Otto Feuerfest Gmbh Prodn. of open-cell ceramic foam
US5045511A (en) * 1990-02-26 1991-09-03 Alusuisse-Lonza Services, Ltd. Ceramic bodies formed from yttria stabilized zirconia-alumina
DE9110958U1 (en) * 1991-09-04 1991-10-17 Rath (Deutschland) Gmbh, 4050 Moenchengladbach, De
FR2839518B1 (en) * 2002-05-13 2004-06-25 Pechiney Rhenalu Liquid metal online processing device
JP4459164B2 (en) * 2005-12-27 2010-04-28 三菱電機株式会社 Method for producing ceramic porous body
CZ301535B6 (en) * 2007-06-04 2010-04-07 Švéda@Kamil Insulating, ceramic, porous material and process for producing thereof
US9605332B2 (en) 2012-04-27 2017-03-28 Norweigian University Of Science And Technology (Ntnu) Apparatus and method for priming a molten metal filter
CN107840677B (en) * 2017-11-10 2020-10-23 南京航空航天大学 Alumina-based foamed ceramic and preparation method thereof
GB2569962A (en) * 2018-01-04 2019-07-10 Pyrotek Engineering Mat Limited Ceramic foam filter for non-ferrous metals

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3097930A (en) * 1960-03-09 1963-07-16 Cons Beryllium Ltd Method of making a porous shape of sintered refractory material
GB916784A (en) * 1960-05-04 1963-01-30 Gen Electric Co Ltd Improvements in or relating to the manufacture of porous ceramic materials
US3111396A (en) * 1960-12-14 1963-11-19 Gen Electric Method of making a porous material
US3090094A (en) * 1961-02-21 1963-05-21 Gen Motors Corp Method of making porous ceramic articles
GB1054421A (en) * 1963-03-07
GB1114385A (en) * 1965-03-29 1968-05-22 Sangotoki Kabushiki Kaisha Manufacture of porous ceramic material
FR1476192A (en) * 1966-04-15 1967-04-07 Corning Glass Works A method of manufacturing articles porous ceramic
US3408180A (en) * 1966-09-12 1968-10-29 Gen Foam Corp Method of producing an inorganic foam and product
US3524548A (en) * 1968-09-16 1970-08-18 Kaiser Aluminium Chem Corp Filter medium for molten metal
JPS4736062U (en) * 1971-05-06 1972-12-21
GB1439767A (en) * 1972-09-25 1976-06-16 Foseco Int Radiant gas burners
GB1377691A (en) * 1973-01-03 1974-12-18 Foseco Int Porous ceramic materials
CA1028892A (en) * 1973-10-15 1978-04-04 Monarch Marking Systems Selective printing apparatus
JPH039261U (en) * 1989-06-06 1991-01-29

Also Published As

Publication number Publication date
CA1059535A (en) 1979-07-31
FR2305407B1 (en) 1983-01-21
NO148381B (en) 1983-06-20
NO148381C (en) 1983-09-28
NL7603208A (en) 1976-09-30
YU78276A (en) 1983-04-27
JPS6017563B2 (en) 1985-05-04
CH622230A5 (en) 1981-03-31
AT365088B (en) 1981-12-10
CA1059535A1 (en)
JPS51142162A (en) 1976-12-07
NL182289C (en) 1992-10-16
DE2660717C2 (en) 1990-04-19
NO801371L (en) 1976-09-29
YU37100B (en) 1984-08-31
IT1060714B (en) 1982-08-20
NO150165C (en) 1984-08-29
ATA225376A (en) 1981-05-15
DE2613023A1 (en) 1976-10-07
FR2305407A1 (en) 1976-10-22
DE2613023C2 (en) 1982-11-18
NO761038L (en) 1976-09-29
BR7601848A (en) 1976-09-28

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