NO792194L - Fremgangsmaate og apparat for raffinering av ferrosilicium - Google Patents
Fremgangsmaate og apparat for raffinering av ferrosiliciumInfo
- Publication number
- NO792194L NO792194L NO792194A NO792194A NO792194L NO 792194 L NO792194 L NO 792194L NO 792194 A NO792194 A NO 792194A NO 792194 A NO792194 A NO 792194A NO 792194 L NO792194 L NO 792194L
- Authority
- NO
- Norway
- Prior art keywords
- ferrosilicium
- refining
- refining ferrosilicium
- Prior art date
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)
- Furnace Details (AREA)
- Silicon Compounds (AREA)
- Manufacture And Refinement Of Metals (AREA)
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 true NO792194L (no) | 1980-01-21 |
NO152609B NO152609B (no) | 1985-07-15 |
NO152609C 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)
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)
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 |
FR2136425A5 (no) * | 1971-04-20 | 1972-12-22 | Joetsu Denro Kogyo Co Ltd | |
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 |
-
1979
- 1979-06-29 NO NO792194A patent/NO152609C/no unknown
- 1979-06-29 US US06/053,480 patent/US4255184A/en not_active Expired - Lifetime
- 1979-07-17 FR FR7918501A patent/FR2431546A1/fr active Granted
- 1979-07-18 DE DE2929105A patent/DE2929105C2/de not_active Expired
-
1980
- 1980-03-05 US US06/127,279 patent/US4347614A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2431546A1 (fr) | 1980-02-15 |
US4255184A (en) | 1981-03-10 |
NO152609B (no) | 1985-07-15 |
DE2929105A1 (de) | 1980-01-31 |
FR2431546B1 (no) | 1983-01-21 |
US4347614A (en) | 1982-08-31 |
NO152609C (no) | 1989-05-03 |
DE2929105C2 (de) | 1985-01-17 |
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