ES2005846A6 - Procedimiento para el tratamiento posterior de una masa fundida de hierro antes de verterla en un molde de colada. - Google Patents

Procedimiento para el tratamiento posterior de una masa fundida de hierro antes de verterla en un molde de colada.

Info

Publication number
ES2005846A6
ES2005846A6 ES8603387A ES8603387A ES2005846A6 ES 2005846 A6 ES2005846 A6 ES 2005846A6 ES 8603387 A ES8603387 A ES 8603387A ES 8603387 A ES8603387 A ES 8603387A ES 2005846 A6 ES2005846 A6 ES 2005846A6
Authority
ES
Spain
Prior art keywords
treatment
melt
cast
procedure
before pouring
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
ES8603387A
Other languages
English (en)
Inventor
Karl Gut
Ivo Henych
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.)
Georg Fischer AG
Original Assignee
Georg Fischer 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
Application filed by Georg Fischer AG filed Critical Georg Fischer AG
Publication of ES2005846A6 publication Critical patent/ES2005846A6/es
Expired 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
    • C21C1/02—Dephosphorising or desulfurising
    • 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
    • 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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2

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)
  • Treatment Of Steel In Its Molten State (AREA)
  • Coating With Molten Metal (AREA)
  • Gas Separation By Absorption (AREA)

Abstract

PROCEDIMIENTO PARA EL TRATAMIENTO POSTERIOR DE UNA MASA FUNDIDA DE HIERRO ANTES DE VERTERLA EN UN MOLDE DE COLADA, EN EL QUE LA MASA FUNDIDA DE HIERRO, PREVIAMENTE DESULFURADA Y ALEADA CON MAGNESIO, SE TRATA CON GASES Y/O CON MEZCLAS GASEOSAS, PARA LO CUAL SE BARRE LA MASA FUNDIDA CON AR Y/O N2 Y/O CO2, SE INSUFLA EN LA MASA FUNDIDA PRIMERO UN HIDROCARBURO GASEOSO Y LUEGO AR, O BIEN SE INSUFLA EN LA MASA FUNDIDA AIRE Y/O UNA MEZCLA GASEOSA A BASE DE ARGON Y OXIGENO Y/O DE NITROGENO Y OXIGENO, ESTANDO LA PROPORCION DE OXIGENO COMPRENDIDA ENTRE 1 Y 30%. EL INVENTO ES UTIL PARA LA PRODUCCION DE FUNDICION ESFEROIDAL APROPIAA PARA LA OBTENCION DE PIEZAS METALICAS COLADAS.
ES8603387A 1985-12-23 1986-12-12 Procedimiento para el tratamiento posterior de una masa fundida de hierro antes de verterla en un molde de colada. Expired ES2005846A6 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH5509/85A CH667466A5 (de) 1985-12-23 1985-12-23 Verfahren zum nachbehandeln einer eisenguss-schmelze.

Publications (1)

Publication Number Publication Date
ES2005846A6 true ES2005846A6 (es) 1989-04-01

Family

ID=4294813

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8603387A Expired ES2005846A6 (es) 1985-12-23 1986-12-12 Procedimiento para el tratamiento posterior de una masa fundida de hierro antes de verterla en un molde de colada.

Country Status (16)

Country Link
US (1) US4762555A (es)
JP (1) JPS62228421A (es)
KR (1) KR870006199A (es)
AU (1) AU599620B2 (es)
CH (1) CH667466A5 (es)
DD (1) DD252844A5 (es)
DE (1) DE3643756A1 (es)
ES (1) ES2005846A6 (es)
FI (1) FI865215A7 (es)
FR (1) FR2592061A1 (es)
GB (1) GB2184460B (es)
IN (1) IN167073B (es)
IT (1) IT1199697B (es)
NO (1) NO865245L (es)
SE (1) SE8605428L (es)
ZA (1) ZA869622B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH668925A5 (de) * 1985-12-31 1989-02-15 Fischer Ag Georg Behandlungsgefaess zur behandlung von fluessigen metall-legierungen.
US7846381B2 (en) * 2008-01-29 2010-12-07 Aarrowcast, Inc. Ferritic ductile cast iron alloys having high carbon content, high silicon content, low nickel content and formed without annealing
CN105838842A (zh) * 2016-03-28 2016-08-10 繁昌县天和机械有限公司 一种纳米变质高韧性灰铸铁的制备方法
CN105821172A (zh) * 2016-03-28 2016-08-03 繁昌县天和机械有限公司 一种纳米变质高硬度灰铸铁的制备方法
CN105821173A (zh) * 2016-03-28 2016-08-03 繁昌县天和机械有限公司 一种纳米变质高抗拉强度灰铸铁的制备方法
CN105821292A (zh) * 2016-03-28 2016-08-03 繁昌县天和机械有限公司 一种纳米变质合金球墨铸铁的制备方法
CN105821293A (zh) * 2016-03-28 2016-08-03 繁昌县天和机械有限公司 一种纳米变质高强度球墨铸铁的制备方法

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR957046A (es) * 1950-02-13
FR1038557A (fr) * 1950-02-08 1953-09-30 Affinerie De Juvisy Procédé et dispositif de traitement de charges fondues par des réactifs, en particulier par des gaz
US2889222A (en) * 1953-12-30 1959-06-02 Union Carbide Corp Process for the production of nodular cast iron
GB765423A (en) * 1954-03-06 1957-01-09 Mond Nickel Co Ltd Improvements in methods of and apparatus for the treatment of molten iron and steel
GB810312A (en) * 1955-02-07 1959-03-11 Air Reduction Improvements in the manufacture of cast iron
US2870004A (en) * 1955-02-07 1959-01-20 Air Reduction Method of producing nodular cast iron
FR1123736A (fr) * 1955-03-16 1956-09-26 Ct Technique Des Ind Fonderie Procédé pour le traitement de la fonte par barbotage de gaz
GB874393A (en) * 1956-10-24 1961-08-10 Voest Ag Improvements in or relating to processes for the production of high-grade cast-iron
US3080228A (en) * 1960-08-03 1963-03-05 Blackstone Corp Process for the production of cast iron
GB1030475A (en) * 1962-08-23 1966-05-25 Internat Meehanite Metal Compa Improvements relating to the manufacture of cast iron
DE1458427A1 (de) * 1963-09-30 1969-02-20 Kazuji Kusaka Verfahren zur Herstellung eines magnesiumhaltigen Gusseisens mit Kugelgraphit und einem geringen Schlackengehalt
NL126941C (es) * 1964-06-08
US3197306A (en) * 1964-08-31 1965-07-27 Dow Chemical Co Method for treating ferrous metals
FR92785E (fr) * 1966-09-13 1968-12-27 Air Liquide Procédé pour la fabrication de l'acier a graphite spheroidal.
SE328673B (es) * 1967-02-10 1970-09-21 Asea Ab
GB1312067A (en) * 1969-09-15 1973-04-04 Inductotherm Linemelt Corp Process for retarding magnesium fade in the preparation of ductile iron
DE2245902A1 (de) * 1972-09-19 1974-04-04 Schmidt Gmbh Karl Verfahren zur behandlung von mit magnesiumtraegern versetzten gusseisenschmelzen
AT340455B (de) * 1973-02-05 1977-12-12 Waagner Biro Ag Verfahren zur herstellung von schwindungsarmen gusseisen
US4194903A (en) * 1976-10-12 1980-03-25 Hoesch Werke Aktiengesellschaft Method of producing steel with the lowest possible sulfur content by desulfurization of pig iron with magnesium coke
US4245691A (en) * 1977-12-02 1981-01-20 Ford Motor Company In situ furnace metal desulfurization/nodularization by high purity magnesium
AT363112B (de) * 1979-04-18 1981-07-10 Elin Union Ag Verfahren zur konservierung von magnesiumhaltigen gusseisenschmelzen ueber laengere zeitraeume
US4238227A (en) * 1979-06-27 1980-12-09 United States Steel Corporation Cleansing of steel by gas rinsing
GB2127041B (en) * 1979-10-24 1986-12-17 William H Moore Controlled graphite formation in cast iron
US4409028A (en) * 1979-10-24 1983-10-11 Moore William H Process for producing cast iron
JPS6156231A (ja) * 1984-08-27 1986-03-20 Yutaka Kawano 複合処理による球状黒鉛鋳鉄の製造法
CH664580A5 (de) * 1984-12-21 1988-03-15 Fischer Ag Georg Verfahren zum verdampfen von zusatzstoffen in einer metallschmelze.
CH668925A5 (de) * 1985-12-31 1989-02-15 Fischer Ag Georg Behandlungsgefaess zur behandlung von fluessigen metall-legierungen.

Also Published As

Publication number Publication date
US4762555A (en) 1988-08-09
IT8622570A0 (it) 1986-12-04
GB8629862D0 (en) 1987-01-28
NO865245L (no) 1987-06-24
FR2592061A1 (fr) 1987-06-26
IT1199697B (it) 1988-12-30
CH667466A5 (de) 1988-10-14
GB2184460B (en) 1990-07-25
DD252844A5 (de) 1987-12-30
NO865245D0 (no) 1986-12-22
FI865215A0 (fi) 1986-12-19
DE3643756C2 (es) 1989-01-19
FI865215L (fi) 1987-06-24
SE8605428D0 (sv) 1986-12-17
KR870006199A (ko) 1987-07-09
JPS62228421A (ja) 1987-10-07
AU6684486A (en) 1987-07-02
ZA869622B (en) 1987-08-26
IN167073B (es) 1990-08-25
SE8605428L (sv) 1987-06-24
AU599620B2 (en) 1990-07-26
DE3643756A1 (de) 1987-06-25
GB2184460A (en) 1987-06-24
FI865215A7 (fi) 1987-06-24

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20010301