FR2591232B1 - Procede de reduction de la teneur en impuretes de la fonte - Google Patents

Procede de reduction de la teneur en impuretes de la fonte

Info

Publication number
FR2591232B1
FR2591232B1 FR868616972A FR8616972A FR2591232B1 FR 2591232 B1 FR2591232 B1 FR 2591232B1 FR 868616972 A FR868616972 A FR 868616972A FR 8616972 A FR8616972 A FR 8616972A FR 2591232 B1 FR2591232 B1 FR 2591232B1
Authority
FR
France
Prior art keywords
reducing
cast iron
impurity content
impurity
content
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
FR868616972A
Other languages
English (en)
Other versions
FR2591232A1 (fr
Inventor
Maurizio Palchetti
Santi Palella
Adolfo Crisafulli
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.)
Centro Sperimentale Metallurgico SpA
Original Assignee
Centro Sperimentale Metallurgico SpA
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 Centro Sperimentale Metallurgico SpA filed Critical Centro Sperimentale Metallurgico SpA
Publication of FR2591232A1 publication Critical patent/FR2591232A1/fr
Application granted granted Critical
Publication of FR2591232B1 publication Critical patent/FR2591232B1/fr
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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/04—Removing impurities other than carbon, phosphorus or sulfur
    • 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
    • C21C1/02—Dephosphorising or desulfurising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
FR868616972A 1985-12-06 1986-12-04 Procede de reduction de la teneur en impuretes de la fonte Expired - Fee Related FR2591232B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8548889A IT1234939B (it) 1985-12-06 1985-12-06 Procedimento per la riduzione del contenuto di impurezze nella ghisa

Publications (2)

Publication Number Publication Date
FR2591232A1 FR2591232A1 (fr) 1987-06-12
FR2591232B1 true FR2591232B1 (fr) 1992-07-31

Family

ID=11268923

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868616972A Expired - Fee Related FR2591232B1 (fr) 1985-12-06 1986-12-04 Procede de reduction de la teneur en impuretes de la fonte

Country Status (14)

Country Link
US (1) US4741771A (fr)
JP (1) JPS62164809A (fr)
AT (1) AT399343B (fr)
AU (1) AU597211B2 (fr)
BE (1) BE905860A (fr)
CA (1) CA1300895C (fr)
DE (1) DE3641215A1 (fr)
FR (1) FR2591232B1 (fr)
GB (1) GB2184134B (fr)
IN (1) IN164870B (fr)
IT (1) IT1234939B (fr)
LU (1) LU86700A1 (fr)
NL (1) NL8603117A (fr)
SE (1) SE466264B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU86689A1 (fr) * 1985-12-03 1987-05-04 Centro Speriment Metallurg Procede d'epuration continue de fonte en fusion
KR101053999B1 (ko) * 2008-12-30 2011-08-03 주식회사 포스코 용선을 이용한 비정질 합금의 제조 방법

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1759347A (en) * 1928-02-18 1930-05-20 Mathieson Alkali Works Iron refining
US2049004A (en) * 1930-11-12 1936-07-28 John W Flannery Art of refining metals
FR987114A (fr) * 1949-03-30 1951-08-09 Commentry Fourchambault Et Dec Procédé de traitement des fontes brutes hypereutectiques pour modifier leur composition et leurs propriétés et fontes ainsi obtenues
US3396010A (en) * 1965-09-16 1968-08-06 Northwest Olivine Company Slag conditioner
US3929464A (en) * 1973-08-31 1975-12-30 Union Carbide Corp Desulfurization of molten ferrous metals
US3944195A (en) * 1974-01-08 1976-03-16 Buell Eugene F Apparatus for feeding granular material to a steel bath
US3998625A (en) * 1975-11-12 1976-12-21 Jones & Laughlin Steel Corporation Desulfurization method
JPS565910A (en) * 1979-06-29 1981-01-22 Nisshin Steel Co Ltd Dephosphorizing method of pig iron containing chromium
AU6823981A (en) * 1980-03-21 1981-10-15 Nippon Steel Corporation Multi-stage steel making
JPS59104412A (ja) * 1982-12-06 1984-06-16 Kobe Steel Ltd 溶銑の脱珪脱燐方法
FR2558482B1 (fr) * 1984-01-25 1989-10-27 Siderurgie Fse Inst Rech Procede d'elaboration de l'acier par preaffinage de la fonte
JPS60162717A (ja) * 1984-02-04 1985-08-24 Nippon Kokan Kk <Nkk> 溶銑の処理方法
DE3590051T (de) * 1984-02-04 1986-03-13 Nippon Kokan K.K., Tokio/Tokyo Vorrichtung zum Entfernen der in einer aus einem Hochofen abgestochenen Roheisenschmelze enthaltenen Verunreinigungen
JPS60184613A (ja) * 1984-03-02 1985-09-20 Sumitomo Metal Ind Ltd 溶銑の予備処理方法
IT1200082B (it) * 1985-06-21 1989-01-05 Centro Speriment Metallurg Procedimento per la desolforazione e la deforsforazione della ghisa
JPS6210205A (ja) * 1985-07-05 1987-01-19 Sumitomo Metal Ind Ltd 溶銑の予備処理方法および装置
LU86689A1 (fr) * 1985-12-03 1987-05-04 Centro Speriment Metallurg Procede d'epuration continue de fonte en fusion

Also Published As

Publication number Publication date
IT1234939B (it) 1992-06-02
IN164870B (fr) 1989-06-24
IT8548889A0 (it) 1985-12-06
SE466264B (sv) 1992-01-20
GB2184134B (en) 1989-12-28
SE8605239D0 (sv) 1986-12-05
GB2184134A (en) 1987-06-17
AU6663686A (en) 1987-08-27
DE3641215A1 (de) 1987-06-11
AU597211B2 (en) 1990-05-24
JPS62164809A (ja) 1987-07-21
LU86700A1 (fr) 1987-05-04
AT399343B (de) 1995-04-25
GB8629277D0 (en) 1987-01-14
CA1300895C (fr) 1992-05-19
US4741771A (en) 1988-05-03
FR2591232A1 (fr) 1987-06-12
BE905860A (fr) 1987-04-01
SE8605239L (sv) 1987-06-07
ATA324486A (de) 1994-09-15
NL8603117A (nl) 1987-07-01

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse