CA1123207A - Method and apparatus for the filtration and degassing of molten metal - Google Patents

Method and apparatus for the filtration and degassing of molten metal

Info

Publication number
CA1123207A
CA1123207A CA326,450A CA326450A CA1123207A CA 1123207 A CA1123207 A CA 1123207A CA 326450 A CA326450 A CA 326450A CA 1123207 A CA1123207 A CA 1123207A
Authority
CA
Canada
Prior art keywords
size
filter
orifices
filter plate
range
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
CA326,450A
Other languages
English (en)
French (fr)
Inventor
Jonathan A. Dantzig
Derek E. Tyler
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
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
Priority claimed from US05/900,065 external-priority patent/US4165235A/en
Priority claimed from US05/900,066 external-priority patent/US4158632A/en
Priority claimed from US05/900,122 external-priority patent/US4159104A/en
Application filed by Schweizerische Aluminium AG filed Critical Schweizerische Aluminium AG
Application granted granted Critical
Publication of CA1123207A publication Critical patent/CA1123207A/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
    • 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
    • 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
    • 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
    • C22B9/05—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)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Manufacture And Refinement Of Metals (AREA)
CA326,450A 1978-04-26 1979-04-26 Method and apparatus for the filtration and degassing of molten metal Expired CA1123207A (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US05/900,065 US4165235A (en) 1978-04-26 1978-04-26 Method for inline degassing and filtration of molten metal
US05/900,066 US4158632A (en) 1978-04-26 1978-04-26 Filter for use in filtration of molten metal
US900,066 1978-04-26
US05/900,122 US4159104A (en) 1978-04-26 1978-04-26 Apparatus for inline degassing and filtration of molten metal
US900,065 1978-04-26
US900,122 1986-08-25

Publications (1)

Publication Number Publication Date
CA1123207A true CA1123207A (en) 1982-05-11

Family

ID=27420580

Family Applications (1)

Application Number Title Priority Date Filing Date
CA326,450A Expired CA1123207A (en) 1978-04-26 1979-04-26 Method and apparatus for the filtration and degassing of molten metal

Country Status (8)

Country Link
JP (1) JPS54145307A (no)
CA (1) CA1123207A (no)
DE (1) DE2914347A1 (no)
FR (1) FR2424325B1 (no)
GB (1) GB2019734B (no)
IT (1) IT1113910B (no)
NL (1) NL7903316A (no)
NO (1) NO158105C (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2482143A1 (fr) * 1980-05-06 1981-11-13 Thomson Brandt Seche-linge a programmation electronique
JPS6113073Y2 (no) * 1981-05-18 1986-04-23
HU185540B (en) * 1982-06-25 1985-02-28 Mta Mueszaki Kemiai Kutato Int Method and apparatus for degasing metal melts and/or removing their non-metallic contaminations
NO841240L (no) * 1984-03-28 1985-09-30 Kongsberg Vapenfab As Fremgangsmaate og apparat til kontinuerlig eller halvkontinuerlig mating av en kokille eller stoepeform med smeltet magnesiumlegering som er behandlet for aa gi en kornforfiningsvirkning
DE3413256A1 (de) * 1984-04-07 1985-10-17 Varta Batterie Ag, 3000 Hannover Vorrichtung zur behandlung von schmelzen aus blei und bleilegierungen
JP2767262B2 (ja) * 1988-11-25 1998-06-18 大同ほくさん株式会社 アルミニウム溶湯処理方法および装置
DE4305660C2 (de) * 1993-02-24 1994-07-07 Stephan Mayer Vorrichtung und Verfahren zur Steuerung der Größenverteilungen von Gas- oder Flüssigkeitsblasen in einem flüssigen Medium
DE10127753A1 (de) * 2001-06-07 2002-12-12 Bayerische Motoren Werke Ag Reinigung von Aluminium-Gusslegierungen

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE966101C (de) * 1948-11-17 1957-07-11 E H Paul Roentgen Dr Ing Verfahren und Vorrichtung zur Behandlung von schmelzfluessigem Aluminium und Aluminiumlegierungen mit Chlorgas
DE817815C (de) * 1948-11-24 1951-10-22 Erich Hollweg Verfahren und Vorrichtung zum Raffinieren von Metall- und Leicht-metallschmelzen, insbesondere aus Aluminium-Legierungen
FR1130492A (fr) * 1954-05-13 1957-02-06 Aluminum Co Of America Procédé et dispositif perfectionnés pour dégazer et purifier des métaux en fusion contenant de l'aluminium
BE754558A (fr) * 1969-08-08 1971-02-08 Alcan Res & Dev Procede et appareil de filtrage de metaux en fusion
US3537987A (en) * 1969-08-28 1970-11-03 Intalco Aluminum Corp Method of filtering molten light metals
JPS5539601B1 (no) * 1970-05-12 1980-10-13
US4032124A (en) * 1975-03-28 1977-06-28 Swiss Aluminium Ltd. Apparatus and method for in-line degassing and filtration of molten metal
US4052198A (en) * 1976-02-02 1977-10-04 Swiss Aluminium Limited Method for in-line degassing and filtration of molten metal
US4298187A (en) * 1978-04-26 1981-11-03 Swiss Aluminium Ltd. Apparatus for inline degassing and filtration of molten metal

Also Published As

Publication number Publication date
IT1113910B (it) 1986-01-27
GB2019734A (en) 1979-11-07
NL7903316A (nl) 1979-10-30
FR2424325A1 (fr) 1979-11-23
DE2914347A1 (de) 1979-11-08
NO158105C (no) 1988-07-13
GB2019734B (en) 1982-07-21
FR2424325B1 (fr) 1987-04-30
DE2914347C2 (no) 1987-07-09
JPS54145307A (en) 1979-11-13
IT7922185A0 (it) 1979-04-26
NO158105B (no) 1988-04-05
NO791359L (no) 1979-10-29

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Legal Events

Date Code Title Description
MKEX Expiry