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FR2691654B1 - Process for treating molten metal in a casting operation with the interposition of a filter, and filter for implementing this process. - Google Patents

Process for treating molten metal in a casting operation with the interposition of a filter, and filter for implementing this process.

Info

Publication number
FR2691654B1
FR2691654B1 FR9300062A FR9300062A FR2691654B1 FR 2691654 B1 FR2691654 B1 FR 2691654B1 FR 9300062 A FR9300062 A FR 9300062A FR 9300062 A FR9300062 A FR 9300062A FR 2691654 B1 FR2691654 B1 FR 2691654B1
Authority
FR
France
Prior art keywords
filter
interposition
implementing
molten metal
casting operation
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 - Fee Related
Application number
FR9300062A
Other languages
French (fr)
Other versions
FR2691654A1 (en
Inventor
Jean Daussan
Gerard Daussan
Andre Daussan
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.)
Daussan SAS
Original Assignee
Daussan 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 Daussan SAS filed Critical Daussan SAS
Priority to DE69322006T priority Critical patent/DE69322006T2/en
Priority to ES93401373T priority patent/ES2126637T3/en
Priority to CA002097261A priority patent/CA2097261C/en
Priority to EP93401373A priority patent/EP0578517B1/en
Priority to TW082104261A priority patent/TW234092B/zh
Priority to KR1019930009430A priority patent/KR960007625B1/en
Priority to JP5149797A priority patent/JPH06108170A/en
Publication of FR2691654A1 publication Critical patent/FR2691654A1/en
Application granted granted Critical
Publication of FR2691654B1 publication Critical patent/FR2691654B1/en
Priority to US08/428,843 priority patent/US5603373A/en
Priority to US08/778,262 priority patent/US5690161A/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • 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
    • 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
    • B01D29/50—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 multiple filtering elements, characterised by their mutual disposition
    • B01D29/56—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 multiple filtering elements, characterised by their mutual disposition in series connection
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/007—Treatment of the fused masses in the supply runners
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/18—Filters characterised by the openings or pores
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/10—Making spheroidal graphite cast-iron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Filtering Materials (AREA)
FR9300062A 1992-01-06 1993-01-06 Process for treating molten metal in a casting operation with the interposition of a filter, and filter for implementing this process. Expired - Fee Related FR2691654B1 (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
TW082104261A TW234092B (en) 1992-05-29 1993-05-28
ES93401373T ES2126637T3 (en) 1992-05-29 1993-05-28 PROCEDURE FOR THE TREATMENT OF CAST METAL IN A CASTING OPERATION WITH THE INTERPOSITION OF A FILTER AND FILTER FOR THE IMPLEMENTATION OF THE PROCEDURE.
CA002097261A CA2097261C (en) 1992-05-29 1993-05-28 Process for treating molten metal during casting operation using a filter and filter for implementing the process
EP93401373A EP0578517B1 (en) 1992-05-29 1993-05-28 Process for treating a molten metal during a casting operation using a filter and filter used therefor
DE69322006T DE69322006T2 (en) 1992-05-29 1993-05-28 Process for treating molten metal during a casting process using a filter and filter used therefor
KR1019930009430A KR960007625B1 (en) 1992-01-06 1993-05-29 Process for treating a molten metal during a casting operation using a filter and the filter used therefor
JP5149797A JPH06108170A (en) 1992-05-29 1993-05-31 Method of processing molten metal and filter for practicing said method
US08/428,843 US5603373A (en) 1992-05-29 1995-04-25 Process for treating molten metal during a casting operation using a filter and filter for implementing the process
US08/778,262 US5690161A (en) 1992-05-29 1997-01-08 Process for treating molten metal during a casting operation using a filter and filter for implementing the process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU88124A LU88124A1 (en) 1992-05-29 1992-05-29 LIQUID METAL FILTER

Publications (2)

Publication Number Publication Date
FR2691654A1 FR2691654A1 (en) 1993-12-03
FR2691654B1 true FR2691654B1 (en) 1994-12-16

Family

ID=19731357

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9300062A Expired - Fee Related FR2691654B1 (en) 1992-01-06 1993-01-06 Process for treating molten metal in a casting operation with the interposition of a filter, and filter for implementing this process.

Country Status (2)

Country Link
FR (1) FR2691654B1 (en)
LU (1) LU88124A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003252142A1 (en) * 2002-07-24 2004-02-09 Leonard Aubrey Method for securing an inoculating pellet to a filter and inoculation filter thus obtained

Also Published As

Publication number Publication date
LU88124A1 (en) 1993-12-06
FR2691654A1 (en) 1993-12-03

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Legal Events

Date Code Title Description
ST Notification of lapse