FR2697444B1 - Filter for liquid metal with inoculant. - Google Patents

Filter for liquid metal with inoculant.

Info

Publication number
FR2697444B1
FR2697444B1 FR9213039A FR9213039A FR2697444B1 FR 2697444 B1 FR2697444 B1 FR 2697444B1 FR 9213039 A FR9213039 A FR 9213039A FR 9213039 A FR9213039 A FR 9213039A FR 2697444 B1 FR2697444 B1 FR 2697444B1
Authority
FR
France
Prior art keywords
inoculant
filter
liquid metal
liquid
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 - Fee Related
Application number
FR9213039A
Other languages
French (fr)
Other versions
FR2697444A1 (en
Inventor
Jean-Charles 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 FR9213039A priority Critical patent/FR2697444B1/en
Priority to CA002097261A priority patent/CA2097261C/en
Priority to ES93401373T priority patent/ES2126637T3/en
Priority to TW082104261A priority patent/TW234092B/zh
Priority to DE69322006T priority patent/DE69322006T2/en
Priority to EP93401373A priority patent/EP0578517B1/en
Priority to KR1019930009430A priority patent/KR960007625B1/en
Priority to JP5149797A priority patent/JPH06108170A/en
Publication of FR2697444A1 publication Critical patent/FR2697444A1/en
Application granted granted Critical
Publication of FR2697444B1 publication Critical patent/FR2697444B1/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
FR9213039A 1992-01-06 1992-10-30 Filter for liquid metal with inoculant. Expired - Fee Related FR2697444B1 (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FR9213039A FR2697444B1 (en) 1992-10-30 1992-10-30 Filter for liquid metal with inoculant.
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.
TW082104261A TW234092B (en) 1992-05-29 1993-05-28
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
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
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
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
FR9213039A FR2697444B1 (en) 1992-10-30 1992-10-30 Filter for liquid metal with inoculant.

Publications (2)

Publication Number Publication Date
FR2697444A1 FR2697444A1 (en) 1994-05-06
FR2697444B1 true FR2697444B1 (en) 1994-12-30

Family

ID=9435041

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9213039A Expired - Fee Related FR2697444B1 (en) 1992-01-06 1992-10-30 Filter for liquid metal with inoculant.

Country Status (1)

Country Link
FR (1) FR2697444B1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1608051B2 (en) * 1968-02-27 1975-08-14 Stettner & Co, 8560 Lauf Process for the production of a sieve core for the inoculation of steel and cast iron melts
DE2608282A1 (en) * 1976-02-28 1977-09-08 Baur Eduard Dr Ing Adding inoculants and/or alloying agents to metal before casting - where agents are located in pouring funnel used to fill mould
FR2593077B1 (en) * 1986-01-23 1990-10-19 Desobeau Jacques REFRACTORY MATERIAL FILTER.
EP0410603A1 (en) * 1989-07-26 1991-01-30 Foseco International Limited Casting of molten iron and filters for use therein

Also Published As

Publication number Publication date
FR2697444A1 (en) 1994-05-06

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20090630