NO152609C - Fremgangsmaate og elektroovn for raffinering av ferrosilicium. - Google Patents

Fremgangsmaate og elektroovn for raffinering av ferrosilicium.

Info

Publication number
NO152609C
NO152609C NO792194A NO792194A NO152609C NO 152609 C NO152609 C NO 152609C NO 792194 A NO792194 A NO 792194A NO 792194 A NO792194 A NO 792194A NO 152609 C NO152609 C NO 152609C
Authority
NO
Norway
Prior art keywords
ferrosilicium
refining
oven
electron
electron oven
Prior art date
Application number
NO792194A
Other languages
English (en)
Other versions
NO792194L (no
NO152609B (no
Inventor
Yoshiyuki Nakamura
Seiichi Matsubara
Takashi Matsui
Taiji Kumagai
Taizo Senga
Tsutomu Fukutsu
Original Assignee
Japan Metals & Chem Co Ltd
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
Priority claimed from JP8678378A external-priority patent/JPS5514848A/ja
Priority claimed from JP8678278A external-priority patent/JPS5514452A/ja
Application filed by Japan Metals & Chem Co Ltd filed Critical Japan Metals & Chem Co Ltd
Publication of NO792194L publication Critical patent/NO792194L/no
Publication of NO152609B publication Critical patent/NO152609B/no
Publication of NO152609C publication Critical patent/NO152609C/no

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
    • C21C5/5264—Manufacture of alloyed steels including ferro-alloys
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C35/00—Master alloys for iron or steel
    • C22C35/005—Master alloys for iron or steel based on iron, e.g. ferro-alloys
    • 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
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Silicon Compounds (AREA)
  • Furnace Details (AREA)
  • Manufacture And Refinement Of Metals (AREA)
NO792194A 1978-07-18 1979-06-29 Fremgangsmaate og elektroovn for raffinering av ferrosilicium. NO152609C (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8678378A JPS5514848A (en) 1978-07-18 1978-07-18 Smelting method for ferrosilicon
JP8678278A JPS5514452A (en) 1978-07-18 1978-07-18 Electric furnace for ferro cilicon refining

Publications (3)

Publication Number Publication Date
NO792194L NO792194L (no) 1980-01-21
NO152609B NO152609B (no) 1985-07-15
NO152609C true NO152609C (no) 1989-05-03

Family

ID=26427864

Family Applications (1)

Application Number Title Priority Date Filing Date
NO792194A NO152609C (no) 1978-07-18 1979-06-29 Fremgangsmaate og elektroovn for raffinering av ferrosilicium.

Country Status (4)

Country Link
US (2) US4255184A (no)
DE (1) DE2929105C2 (no)
FR (1) FR2431546A1 (no)
NO (1) NO152609C (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU187645B (en) * 1982-02-18 1986-02-28 Vasipari Kutato Fejleszto Process for the production of complex ferro-alloys of si-base
FR2671611B1 (fr) * 1991-01-15 1998-08-28 Air Liquide Procede et installation de regulation de l'injection d'oxygene dans un four a arc electrique.
JPH07145420A (ja) * 1993-09-30 1995-06-06 Ishikawajima Harima Heavy Ind Co Ltd 電気アーク溶解炉

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA665136A (en) * 1963-06-18 Elektrokemisk A/S Direct current electric smelting furnace
GB1024043A (en) * 1962-01-24 1966-03-30 Aei Birlec Ltd Production of metals or alloys from ores
US3423080A (en) * 1963-11-06 1969-01-21 Interlake Steel Corp Electric arc furnace
FR1391997A (fr) * 1964-01-31 1965-03-12 Tanabe Kakoki Co Procédé et appareillage pour l'utilisation de la puissance calorifique du gaz engendré par un four de fusion électrique
DE1289857B (de) * 1965-03-11 1969-02-27 Knapsack Ag Formlinge zur Herstellung von Ferrosilicium
DE1608228B2 (de) * 1968-03-19 1974-01-31 Demag-Elektrometallurgie Gmbh, 4100 Duisburg Verfahren zur Stabilisierung des Reduktionsprozesses beim Betrieb von geschlossenen Reduktionsofen
DE1936649A1 (de) * 1968-08-22 1970-02-26 Krupp Gmbh Verfahren und Vorrichtung zur Optimierung der Sauerstoffzufuhr in Elektrolichtbogenoefen
US3827877A (en) * 1968-11-29 1974-08-06 Huettenwerk Oberhausen Ag Method of induction-refining a ferrous melt using a sponge iron charge
US3666871A (en) * 1970-06-18 1972-05-30 Canada Steel Co Continuous charging of an electric arc steelmaking furnace
DE2218188B2 (de) * 1971-04-20 1977-03-03 Gekuehlte stocheinrichtung
US3760446A (en) * 1972-04-11 1973-09-25 Airco Inc Gas curtain ventilation control for open hooded ferroalloy furnace
CA1024570A (en) * 1973-08-08 1978-01-17 Heinz Stark Closed reducing furnace
DE2437245C3 (de) * 1974-08-02 1979-01-18 Demag Ag, 4100 Duisburg Vorrichtung zur kontrollierbaren Rauchgasverbrennung für einen geschlossenen Lichtbogen-Reduktionsofen zur Erzeugung von Metallen und Metall-Legierungen '
US4005252A (en) * 1975-09-17 1977-01-25 Elkem-Spigerverket Apparatus for gas collection in open electric smelting furnaces

Also Published As

Publication number Publication date
FR2431546B1 (no) 1983-01-21
US4347614A (en) 1982-08-31
NO792194L (no) 1980-01-21
US4255184A (en) 1981-03-10
FR2431546A1 (fr) 1980-02-15
DE2929105C2 (de) 1985-01-17
DE2929105A1 (de) 1980-01-31
NO152609B (no) 1985-07-15

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