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FR1504584A - Procédé pour la fabrication de l'acier à graphite sphéroïdal - Google Patents

Procédé pour la fabrication de l'acier à graphite sphéroïdal

Info

Publication number
FR1504584A
FR1504584A FR76147A FR76147A FR1504584A FR 1504584 A FR1504584 A FR 1504584A FR 76147 A FR76147 A FR 76147A FR 76147 A FR76147 A FR 76147A FR 1504584 A FR1504584 A FR 1504584A
Authority
FR
France
Prior art keywords
production
spheroidal graphite
graphite steel
steel
spheroidal
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
FR76147A
Other languages
English (en)
Inventor
Noel Lutgen
Pierre Karinthi
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.)
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
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 Air Liquide SA, LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude filed Critical Air Liquide SA
Priority to FR76147A priority Critical patent/FR1504584A/fr
Priority to FR115581A priority patent/FR92785E/fr
Priority to LU54380D priority patent/LU54380A1/xx
Priority to ES344845A priority patent/ES344845A1/es
Priority to BE703700D priority patent/BE703700A/xx
Priority to DE19671583207 priority patent/DE1583207C2/de
Priority to NL6712445A priority patent/NL6712445A/xx
Priority to GB4165267A priority patent/GB1194265A/en
Application granted granted Critical
Publication of FR1504584A publication Critical patent/FR1504584A/fr
Priority to US29751A priority patent/US3619172A/en
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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5241—Manufacture of steel in electric furnaces in an inductively heated furnace
    • 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
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • 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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5211—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace
    • C21C5/5217—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace equipped with burners or devices for injecting gas, i.e. oxygen, or pulverulent materials into the furnace
    • 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
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
FR76147A 1966-09-13 1966-09-13 Procédé pour la fabrication de l'acier à graphite sphéroïdal Expired FR1504584A (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR76147A FR1504584A (fr) 1966-09-13 1966-09-13 Procédé pour la fabrication de l'acier à graphite sphéroïdal
FR115581A FR92785E (fr) 1966-09-13 1967-07-25 Procédé pour la fabrication de l'acier a graphite spheroidal.
LU54380D LU54380A1 (fr) 1966-09-13 1967-08-25
ES344845A ES344845A1 (es) 1966-09-13 1967-09-08 Procedimiento para mejorar la aptitud para la colada y las caracteristicas mecanicas de los aceros hiperreutectoides a-leados o no.
BE703700D BE703700A (fr) 1966-09-13 1967-09-11
DE19671583207 DE1583207C2 (de) 1966-09-13 1967-09-11 Anwendung des Einblasens von Edelgas zur Kugelgraphitbildung
NL6712445A NL6712445A (fr) 1966-09-13 1967-09-12
GB4165267A GB1194265A (en) 1966-09-13 1967-09-12 Improvements in or relating to Iron-Carbon Alloys
US29751A US3619172A (en) 1966-09-13 1970-04-24 Process for forming spheroidal graphite in hypereutectoid steels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR76147A FR1504584A (fr) 1966-09-13 1966-09-13 Procédé pour la fabrication de l'acier à graphite sphéroïdal

Publications (1)

Publication Number Publication Date
FR1504584A true FR1504584A (fr) 1967-12-08

Family

ID=26173076

Family Applications (1)

Application Number Title Priority Date Filing Date
FR76147A Expired FR1504584A (fr) 1966-09-13 1966-09-13 Procédé pour la fabrication de l'acier à graphite sphéroïdal

Country Status (1)

Country Link
FR (1) FR1504584A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1758404B1 (de) * 1968-05-25 1972-03-09 Thyssen Huette Ag Vorrichtung zur Gasbehandlung von Metallschmelzen,insbesondere Stahlschmelzen
FR2671563A1 (fr) * 1991-01-11 1992-07-17 Air Liquide Procede de traitements metallurgiques.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1758404B1 (de) * 1968-05-25 1972-03-09 Thyssen Huette Ag Vorrichtung zur Gasbehandlung von Metallschmelzen,insbesondere Stahlschmelzen
FR2671563A1 (fr) * 1991-01-11 1992-07-17 Air Liquide Procede de traitements metallurgiques.

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