SE7802371L - Forfarande for framstellning av stal av metallsvamp under anvendning av gasplasmor som energiberare - Google Patents

Forfarande for framstellning av stal av metallsvamp under anvendning av gasplasmor som energiberare

Info

Publication number
SE7802371L
SE7802371L SE7802371A SE7802371A SE7802371L SE 7802371 L SE7802371 L SE 7802371L SE 7802371 A SE7802371 A SE 7802371A SE 7802371 A SE7802371 A SE 7802371A SE 7802371 L SE7802371 L SE 7802371L
Authority
SE
Sweden
Prior art keywords
fungi
procedure
manufacture
steel
metal
Prior art date
Application number
SE7802371A
Other languages
English (en)
Inventor
H-O Rossner
H F Seelig
Original Assignee
Krupp Gmbh
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 Krupp Gmbh filed Critical Krupp Gmbh
Publication of SE7802371L publication Critical patent/SE7802371L/sv

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
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5205—Manufacture of steel in electric furnaces in a plasma heated furnace
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16—Remelting metals
    • C22B9/22—Remelting metals with heating by wave energy or particle radiation
    • C22B9/226—Remelting metals with heating by wave energy or particle radiation by electric discharge, e.g. plasma
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
SE7802371A 1977-03-10 1978-03-02 Forfarande for framstellning av stal av metallsvamp under anvendning av gasplasmor som energiberare SE7802371L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2710377A DE2710377C2 (de) 1977-03-10 1977-03-10 Verfahren zur Herstellung von Stahl aus Metallschwamm unter Verwendung von Glasplasmen als Energieträger

Publications (1)

Publication Number Publication Date
SE7802371L true SE7802371L (sv) 1978-09-11

Family

ID=6003232

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7802371A SE7802371L (sv) 1977-03-10 1978-03-02 Forfarande for framstellning av stal av metallsvamp under anvendning av gasplasmor som energiberare

Country Status (9)

Country Link
US (1) US4203760A (sv)
JP (1) JPS53127317A (sv)
AR (1) AR214559A1 (sv)
BE (1) BE864631A (sv)
BR (1) BR7801444A (sv)
DE (1) DE2710377C2 (sv)
GB (1) GB1555850A (sv)
IN (1) IN149635B (sv)
SE (1) SE7802371L (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD147870A1 (de) * 1979-12-14 1981-04-22 Fred Esser Metallurgischer plasmaschmelzofen
AT375960B (de) * 1982-12-07 1984-09-25 Voest Alpine Ag Verfahren und einrichtung zur herstellung von metallen, insbesondere von fluessigem roheisen, stahlvormaterial oder ferrolegierungen
US4568899A (en) * 1984-03-27 1986-02-04 Siemens Aktiengesellschaft Ground fault accessory for a molded case circuit breaker
AT382639B (de) * 1985-04-26 1987-03-25 Voest Alpine Ag Verfahren zur herstellung von stahl aus eisenschwamm sowie anlage zur durchfuehrung des verfahrens
DE3723912A1 (de) * 1987-07-18 1989-01-26 Leybold Ag Vorrichtung zum schmelzen von metallen
CA1310836C (en) * 1987-10-13 1992-12-01 Ludwig Von Bogdandy Process for continuously melting of steel

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1558065B1 (de) * 1966-02-06 1970-08-27 Penzen Kompressornyj Zd Gasgefeuerter Kupolofen
BE702319A (sv) * 1966-08-06 1968-02-05
DE2110274C2 (de) * 1971-03-04 1973-01-04 Fried. Krupp Gmbh, 4300 Essen Vorrichtung zum Einschmelzen von Metallschwamm durch inerte Gasplasmen
BE789375A (fr) * 1971-10-04 1973-01-15 Krupp Gmbh Procede pour la refusion d'eponge metallique a l'aide de plasmas gazeuxdans un creuset metallique refroidi
US3964897A (en) * 1973-03-02 1976-06-22 Klockner-Werke Ag Method and arrangement for melting charges, particularly for use in the production of steel
US4083715A (en) * 1976-05-25 1978-04-11 Klockner-Werke Ag Smelting plant and method

Also Published As

Publication number Publication date
DE2710377B1 (de) 1978-08-24
JPS53127317A (en) 1978-11-07
AR214559A1 (es) 1979-06-29
IN149635B (sv) 1982-02-27
BR7801444A (pt) 1978-10-03
GB1555850A (en) 1979-11-14
US4203760A (en) 1980-05-20
DE2710377C2 (de) 1979-04-19
BE864631A (fr) 1978-07-03

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