ZA839054B - A method and an arrangement for producing metals,in particular molten pig iron,steel pre-material or ferroalloys - Google Patents

A method and an arrangement for producing metals,in particular molten pig iron,steel pre-material or ferroalloys

Info

Publication number
ZA839054B
ZA839054B ZA839054A ZA839054A ZA839054B ZA 839054 B ZA839054 B ZA 839054B ZA 839054 A ZA839054 A ZA 839054A ZA 839054 A ZA839054 A ZA 839054A ZA 839054 B ZA839054 B ZA 839054B
Authority
ZA
South Africa
Prior art keywords
ferroalloys
arrangement
pig iron
molten pig
steel pre
Prior art date
Application number
ZA839054A
Other languages
English (en)
Inventor
Walter Dipl Ing Dr Lugscheider
Paul Ing Muellner
Wilhelm Ing Schiffer
Alois Dipl Ing Dr Leutgoeb
Original Assignee
Voest Alpine 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=3564106&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA839054(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Voest Alpine Ag filed Critical Voest Alpine Ag
Publication of ZA839054B publication Critical patent/ZA839054B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
    • C21B13/125—By using plasma
    • 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
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/35—Blowing from above and through the bath
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
    • C22B4/005—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys using plasma jets

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
ZA839054A 1982-12-07 1983-12-06 A method and an arrangement for producing metals,in particular molten pig iron,steel pre-material or ferroalloys ZA839054B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0444582A AT375960B (de) 1982-12-07 1982-12-07 Verfahren und einrichtung zur herstellung von metallen, insbesondere von fluessigem roheisen, stahlvormaterial oder ferrolegierungen

Publications (1)

Publication Number Publication Date
ZA839054B true ZA839054B (en) 1984-08-29

Family

ID=3564106

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA839054A ZA839054B (en) 1982-12-07 1983-12-06 A method and an arrangement for producing metals,in particular molten pig iron,steel pre-material or ferroalloys

Country Status (12)

Country Link
US (2) US4533385A (pt)
EP (1) EP0115756B1 (pt)
JP (1) JPS59113111A (pt)
AT (1) AT375960B (pt)
AU (1) AU2210283A (pt)
DD (1) DD215583A5 (pt)
DE (1) DE3366331D1 (pt)
ES (1) ES8506101A1 (pt)
FI (1) FI834416A (pt)
NO (1) NO834484L (pt)
PT (1) PT77770B (pt)
ZA (1) ZA839054B (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4654076A (en) * 1986-01-30 1987-03-31 Plasma Energy Corporation Apparatus and method for treating metallic fines
AT387986B (de) * 1987-05-18 1989-04-10 Wilhelm Ing Stadlbauer Verfahren und vorrichtung zur durchfuehrung heisschemischer prozesse
US5017754A (en) * 1989-08-29 1991-05-21 Hydro Quebec Plasma reactor used to treat powder material at very high temperatures
US5177763A (en) * 1990-03-28 1993-01-05 Kawasaki Steel Corporation Furnace bottom structure of direct current electric furnace
DE4130397A1 (de) * 1991-09-12 1993-03-18 Kortec Ag Gleichstromofen mit einer herdelektrode, herdelektrode und elektrodenblock sowie betriebsverfahren fuer diesen ofen
US5375139A (en) * 1993-02-26 1994-12-20 Bender; Manfred Electric arc furnace insitu scrap preheating process
AT400245B (de) * 1993-12-10 1995-11-27 Voest Alpine Ind Anlagen Verfahren und anlage zum herstellen einer eisenschmelze
US5528012A (en) * 1994-03-28 1996-06-18 Retech, Inc. Apparatus and method for starting a plasma arc treatment system
SE536291C2 (sv) * 2012-03-08 2013-08-06 Valeas Recycling Ab Järnreduktionsprocess och anordning därför

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT257964B (de) * 1963-10-01 1967-11-10 Union Carbide Corp Verfahren zur Reduktion von Metalloxyden
DE1458797A1 (de) * 1964-05-06 1969-02-27 Enn Vallak Verfahren und Vorrichtung zur Schmelzreduktion von Metallen
DE1252336B (de) * 1964-08-13 1967-10-19 The Battelle Development Corporation, Columbus, Ohio (V St A) Lichtbogenplasmabrenner und Verfahren zum Betrieb eines solchen Brenners
US3472650A (en) * 1965-09-03 1969-10-14 Canada Steel Co Electric-arc steelmaking
FR1545464A (fr) * 1967-11-28 1968-11-08 Exxon Research Engineering Co Procédé de fusion de matières ferreuses au four à arc électrique
US3708599A (en) * 1971-04-22 1973-01-02 Thermal Transfer Corp High temperature apparatus
US3736358A (en) * 1971-07-30 1973-05-29 Westinghouse Electric Corp Process for iron ore reduction and electric furnace for iron ore reduction having at least one nonconsumable electrode
US3843351A (en) * 1973-05-24 1974-10-22 Boeing Co Method and apparatus for separating a constituent of a compound,such as a metal from an ore,by chemical reaction and physical separation using a plasma in the presence of a magnetic field
GB1511832A (en) * 1974-05-07 1978-05-24 Tetronics Res & Dev Co Ltd Arc furnaces and to methods of treating materials in such furnaces
SE424740B (sv) * 1976-07-28 1982-08-09 Stora Kopparbergs Bergslags Ab Framstellning av rajern genom smeltreduktion
DE2710377C2 (de) * 1977-03-10 1979-04-19 Fried. Krupp Gmbh, 4300 Essen Verfahren zur Herstellung von Stahl aus Metallschwamm unter Verwendung von Glasplasmen als Energieträger
SE424198B (sv) * 1980-10-15 1982-07-05 Stora Kopparbergs Bergslags Ab Sett for framstellning av rajern och energirik gas
AT372110B (de) * 1981-12-23 1983-09-12 Voest Alpine Ag Einrichtung zur herstellung von stahl

Also Published As

Publication number Publication date
EP0115756A1 (de) 1984-08-15
US4617671A (en) 1986-10-14
PT77770A (de) 1984-01-01
JPH0256407B2 (pt) 1990-11-30
DE3366331D1 (en) 1986-10-23
US4533385A (en) 1985-08-06
FI834416A0 (fi) 1983-12-02
PT77770B (de) 1986-03-19
EP0115756B1 (de) 1986-09-17
FI834416A (fi) 1984-06-08
NO834484L (no) 1984-06-08
ES527834A0 (es) 1985-06-01
AT375960B (de) 1984-09-25
DD215583A5 (de) 1984-11-14
ATA444582A (de) 1984-02-15
ES8506101A1 (es) 1985-06-01
JPS59113111A (ja) 1984-06-29
AU2210283A (en) 1984-06-14

Similar Documents

Publication Publication Date Title
ZA839412B (en) A method and a melt-down gasifier for producing molten pig iron or steel pre-products
ZA937820B (en) Process for producing molten pig iron or molten steel pre-products
ZA812222B (en) A method of,and arrangement for,producing molten pig iron or steel pre-material
ZA929352B (en) Method of decarburizing molten metal in the refining of steel using neural networks.
AU561671B2 (en) Process for phosphatizing iron and steel
ZA846404B (en) A process and an arrangement for producing molten pig iron or steel pre-products
GB2112914B (en) Lance for powder top-blow refining and process for decarburizing and refining steel
EP0424340A3 (en) A method for pickling iron and steel surfaces
DE3366331D1 (en) A method and arrangement for producing metals, in particular molten pig iron, steel pre-material or ferroalloys
EP0331751A4 (en) METHOD FOR decarburizing HIGH-CHROMED RAW IRON.
PH19095A (en) Method for decreasing metal losses in non ferrous smelting operations
GB2119816B (en) Cast iron alloy and method for producing same
ZA831771B (en) Process for producing steel in a converter from pig iron and ferrous scrap
DE3263629D1 (en) Metallurgical process for treating silicon-aluminous-alkaline ores, in particular leucitic ores
AU6845081A (en) A process for refining molten pig iron and steel
DE3360636D1 (en) Direct reduction method for iron ores
ZA894825B (en) Method and apparatus for adding shot to molten steel
AR244117A1 (es) Metodo para lubricar hierro y acero antes de ser trabajados en frio.
UA7480A (uk) Спосіб обробки сталі в ковші
EP0576312A3 (en) Process for the reduction of oxides in iron powder without decarburization.
ZA82963B (en) Method for producing austenitic manganese steel castings
PL266077A1 (en) Method for lining an intermediate vat,especially in the continuous steel casting process
UA11300C2 (uk) Спосіб виплавки hизьковуглецевої сталі
JPS5732860A (en) Adding method for powdered body in continuous casting for steel
JPS6442512A (en) Steel making method using sponge iron