IT1060714B - FILTERS IN EXPANDED CERMAICA - Google Patents

FILTERS IN EXPANDED CERMAICA

Info

Publication number
IT1060714B
IT1060714B IT21639/76A IT2163976A IT1060714B IT 1060714 B IT1060714 B IT 1060714B IT 21639/76 A IT21639/76 A IT 21639/76A IT 2163976 A IT2163976 A IT 2163976A IT 1060714 B IT1060714 B IT 1060714B
Authority
IT
Italy
Prior art keywords
cermaica
filters
expanded
expanded cermaica
Prior art date
Application number
IT21639/76A
Other languages
Italian (it)
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 claimed from US05/563,212 external-priority patent/US3947363A/en
Priority claimed from US05/563,213 external-priority patent/US3962081A/en
Priority claimed from US05/589,294 external-priority patent/US4024212A/en
Priority claimed from US05/597,963 external-priority patent/US4024056A/en
Application filed by Alusuisse filed Critical Alusuisse
Application granted granted Critical
Publication of IT1060714B publication Critical patent/IT1060714B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D43/00—Mechanical cleaning, e.g. skimming of molten metals
    • B22D43/001—Retaining slag during pouring molten metal
    • B22D43/004—Retaining slag during pouring molten metal by using filtering means
    • 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
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/10—Shaped 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
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/0051—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/06—Porous 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
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/06—Porous 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
    • C04B38/0615—Porous 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Filtration Of Liquid (AREA)
  • Porous Artificial Stone Or Porous Ceramic Products (AREA)
IT21639/76A 1975-03-28 1976-03-26 FILTERS IN EXPANDED CERMAICA IT1060714B (en)

Applications Claiming Priority (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 (1)

Publication Number Publication Date
IT1060714B true IT1060714B (en) 1982-08-20

Family

ID=27504834

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21639/76A IT1060714B (en) 1975-03-28 1976-03-26 FILTERS IN EXPANDED CERMAICA

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) DE2660717C2 (en)
FR (1) FR2305407A1 (en)
IT (1) IT1060714B (en)
NL (1) NL182289C (en)
NO (2) NO148381C (en)
YU (1) YU37100B (en)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA761824B (en) * 1975-03-28 1977-03-30 Alusuisse Ceramic foam filter
FR2333599A1 (en) * 1975-12-02 1977-07-01 Daussan Henri Casting pipe used between tundish and mould - where pipe has refractory lining which glazes when heated
CA1082894A (en) * 1977-02-22 1980-08-05 John C. Yarwood Method of preparation of ceramic foam
CA1137523A (en) * 1978-08-12 1982-12-14 Tsuneaki Narumiya Ceramic porous body
JPS55111817A (en) * 1979-02-19 1980-08-28 Bridgestone Corp Ceramic porous body
JPS5524585A (en) * 1978-08-12 1980-02-21 Bridgestone Corp Ceramic porous body
JPS5556077A (en) * 1978-10-21 1980-04-24 Bridgestone Tire Co Ltd Ceramic porous body
FR2446862B1 (en) * 1979-01-19 1981-06-12 Servimetal
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
JPS5660618A (en) * 1979-10-23 1981-05-25 Bridgestone Corp Porous ceramic structure
JPS5913887B2 (en) * 1979-10-30 1984-04-02 株式会社ブリヂストン Filter material for molten metal
JPS574710A (en) * 1980-06-13 1982-01-11 Mitsubishi Mining & Cement Co Manufacture of ceramic porous body
IT1151368B (en) * 1981-03-27 1986-12-17 Fischer Ag Georg CERAMIC FILTER, PROCEDURE FOR ITS MANUFACTURE, AS WELL AS USE OF THE FILTER
DE3222162C2 (en) * 1982-06-10 1985-07-11 Schweizerische Aluminium Ag, Chippis Filters for the filtration of molten metals
JPS5943833A (en) * 1982-09-06 1984-03-12 Furukawa Electric Co Ltd:The Method for removing foreign matter in molten copper
JPS5978967A (en) * 1982-10-22 1984-05-08 井上エムテ−ピ−株式会社 Ceramic foam whose average cell size is partially different and manufacture
JPS59149965U (en) * 1983-03-26 1984-10-06 住友軽金属工業株式会社 In-line processing equipment for molten metal
JPS59149966U (en) * 1983-03-26 1984-10-06 住友軽金属工業株式会社 In-line processing equipment for molten aluminum or its alloys
JPS59153362U (en) * 1983-03-31 1984-10-15 住友軽金属工業株式会社 Molten metal processing equipment
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
EP0159963B1 (en) * 1984-04-23 1992-01-29 Alusuisse-Lonza Services Ag Ceramic filter with an open cells foam structure
US4803025A (en) * 1984-04-23 1989-02-07 Swiss Aluminium Ltd. Ceramic foam
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 Mönchengladbach filter
DE29809139U1 (en) 1998-05-20 1998-08-13 L. Bregenzer Gießereibedarf GmbH, 70372 Stuttgart Device for filling a casting furnace
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
KR101750516B1 (en) * 2012-04-27 2017-06-23 노르웨이전 유니버시티 오브 사이언스 앤드 테크놀러지(엔티엔유) 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
GB2569962B (en) 2018-01-04 2022-10-26 Pyrotek Engineering Mat Limited Ceramic foam filter for non-ferrous metals
DE102019219234A1 (en) * 2019-12-10 2021-06-10 Volkswagen Aktiengesellschaft Casting arrangement for gravity casting

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 Manufacturing process for porous ceramic articles
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
NO148381B (en) 1983-06-20
NO150165B (en) 1984-05-21
DE2660717C2 (en) 1990-04-19
NO761038L (en) 1976-09-29
CA1059535A (en) 1979-07-31
NO148381C (en) 1983-09-28
FR2305407A1 (en) 1976-10-22
JPS6017563B2 (en) 1985-05-04
DE2613023C2 (en) 1982-11-18
FR2305407B1 (en) 1983-01-21
BR7601848A (en) 1976-09-28
JPS51142162A (en) 1976-12-07
NL7603208A (en) 1976-09-30
NO801371L (en) 1976-09-29
CH622230A5 (en) 1981-03-31
ATA225376A (en) 1981-05-15
DE2613023A1 (en) 1976-10-07
AT365088B (en) 1981-12-10
NL182289C (en) 1992-10-16
YU37100B (en) 1984-08-31
NO150165C (en) 1984-08-29
YU78276A (en) 1983-04-27

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950228