FI68264C - Foerfarande foer framstaellning av smaelt raojaern eller staolfoermaterial samt en anordning foer genomfoerande av foerfarandet - Google Patents

Foerfarande foer framstaellning av smaelt raojaern eller staolfoermaterial samt en anordning foer genomfoerande av foerfarandet Download PDF

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Publication number
FI68264C
FI68264C FI811014A FI811014A FI68264C FI 68264 C FI68264 C FI 68264C FI 811014 A FI811014 A FI 811014A FI 811014 A FI811014 A FI 811014A FI 68264 C FI68264 C FI 68264C
Authority
FI
Finland
Prior art keywords
fluidized bed
gas
plasma
iron oxide
oxygen
Prior art date
Application number
FI811014A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI68264B (fi
FI811014L (fi
Inventor
Kurt Stift
Walter Lugscheider
Original Assignee
Voest Alpine Ag
Korf Stahl
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 Voest Alpine Ag, Korf Stahl filed Critical Voest Alpine Ag
Publication of FI811014L publication Critical patent/FI811014L/fi
Publication of FI68264B publication Critical patent/FI68264B/fi
Application granted granted Critical
Publication of FI68264C publication Critical patent/FI68264C/fi

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
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • C21B13/002—Reduction of iron ores by passing through a heated column of carbon

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)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture Of Iron (AREA)
  • Catalysts (AREA)
FI811014A 1980-04-03 1981-04-02 Foerfarande foer framstaellning av smaelt raojaern eller staolfoermaterial samt en anordning foer genomfoerande av foerfarandet FI68264C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0182880A AT367453B (de) 1980-04-03 1980-04-03 Verfahren und vorrichtung zur herstellung von fluessigem roheisen oder stahlvormaterial
AT182880 1980-04-03

Publications (3)

Publication Number Publication Date
FI811014L FI811014L (fi) 1981-10-04
FI68264B FI68264B (fi) 1985-04-30
FI68264C true FI68264C (fi) 1985-08-12

Family

ID=3521859

Family Applications (1)

Application Number Title Priority Date Filing Date
FI811014A FI68264C (fi) 1980-04-03 1981-04-02 Foerfarande foer framstaellning av smaelt raojaern eller staolfoermaterial samt en anordning foer genomfoerande av foerfarandet

Country Status (16)

Country Link
US (1) US4396421A (pl)
EP (1) EP0037809B1 (pl)
JP (1) JPS56156708A (pl)
AT (1) AT367453B (pl)
AU (1) AU537907B2 (pl)
BR (1) BR8102003A (pl)
CA (1) CA1160056A (pl)
DD (1) DD157915A5 (pl)
DE (1) DE3171978D1 (pl)
ES (2) ES501074A0 (pl)
FI (1) FI68264C (pl)
NO (1) NO153144C (pl)
PH (1) PH18456A (pl)
PL (1) PL130491B1 (pl)
SU (1) SU1118292A3 (pl)
ZA (1) ZA812222B (pl)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT372977B (de) * 1982-01-19 1983-12-12 Voest Alpine Ag Verfahren und einrichtung zur reduktion von oxidhaeltigen feinteiligen erzen
NL8201945A (nl) * 1982-05-12 1983-12-01 Hoogovens Groep Bv Werkwijze en inrichting voor de vervaardiging van vloeibaar ijzer uit oxydisch ijzererts.
AT378970B (de) * 1982-12-21 1985-10-25 Voest Alpine Ag Verfahren und vorrichtung zur herstellung von flùssigem roheisen oder stahlvorprodukten
AT382595B (de) * 1982-12-22 1987-03-10 Sueddeutsche Kalkstickstoff Anlage zur erzeugung von calciumcarbid
IN164687B (pl) * 1984-08-16 1989-05-13 Voest Alpine Ag
SE453304B (sv) * 1984-10-19 1988-01-25 Skf Steel Eng Ab Sett for framstellning av metaller och/eller generering av slagg fran oxidmalmer
AT381116B (de) * 1984-11-15 1986-08-25 Voest Alpine Ag Verfahren zur herstellung von fluessigem roheisen oder stahlvorprodukten sowie vorrichtung zur durchfuehrung des verfahrens
ZA85287B (en) * 1985-01-21 1986-09-24 Korf Engineering Gmbh Process for the production of pig iron
DE3535572A1 (de) * 1985-10-03 1987-04-16 Korf Engineering Gmbh Verfahren zur herstellung von roheisen aus feinerz
US4654076A (en) * 1986-01-30 1987-03-31 Plasma Energy Corporation Apparatus and method for treating metallic fines
DE3603894A1 (de) * 1986-02-05 1987-08-06 Korf Engineering Gmbh Verfahren zur herstellung von fluessigem roheisen oder stahlvormaterial
US4936908A (en) * 1987-09-25 1990-06-26 Nkk Corporation Method for smelting and reducing iron ores
DK158382C (da) * 1987-10-15 1990-10-22 Rockwool Int Fremgangsmaade ved fremstilling af en smelte til dannelse af mineraluld samt apparat til udoevelse af fremgangsmaaden
DE3742156C1 (de) * 1987-12-10 1988-10-13 Korf Engineering Gmbh Verfahren zum Betrieb eines Einschmelzvergasers und Einschmelzvergaser zu dessen Durchfuehrung
US5320676A (en) * 1992-10-06 1994-06-14 Bechtel Group, Inc. Low slag iron making process with injecting coolant
US5338336A (en) * 1993-06-30 1994-08-16 Bechtel Group, Inc. Method of processing electric arc furnace dust and providing fuel for an iron making process
US5397376A (en) * 1992-10-06 1995-03-14 Bechtel Group, Inc. Method of providing fuel for an iron making process
US6197088B1 (en) 1992-10-06 2001-03-06 Bechtel Group, Inc. Producing liquid iron having a low sulfur content
US5380352A (en) * 1992-10-06 1995-01-10 Bechtel Group, Inc. Method of using rubber tires in an iron making process
US5958107A (en) * 1993-12-15 1999-09-28 Bechtel Croup, Inc. Shift conversion for the preparation of reducing gas
AT404362B (de) * 1996-12-17 1998-11-25 Voest Alpine Ind Anlagen Verfahren und einschmelzvergaser zur herstellung von flüssigem metall
SE536291C2 (sv) * 2012-03-08 2013-08-06 Valeas Recycling Ab Järnreduktionsprocess och anordning därför
WO2014119612A1 (ja) * 2013-01-31 2014-08-07 住友重機械工業株式会社 流動床燃焼炉及び流動床燃焼炉の運転方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD28565A (pl) *
US2742352A (en) * 1952-03-05 1956-04-17 Exxon Research Engineering Co Ore reduction process
LU34613A1 (pl) * 1955-08-31
GB1390351A (en) * 1971-02-16 1975-04-09 Tetronics Research Dev Co Ltd High temperature treatment of materials
SE387662B (sv) * 1974-02-20 1976-09-13 Skf Ind Trading & Dev Sett och anordning for smeltning av metall

Also Published As

Publication number Publication date
NO153144C (no) 1986-01-22
AT367453B (de) 1982-07-12
PH18456A (en) 1985-07-18
NO153144B (no) 1985-10-14
CA1160056A (en) 1984-01-10
JPS56156708A (en) 1981-12-03
ES508210A0 (es) 1982-12-16
BR8102003A (pt) 1981-10-06
DE3171978D1 (en) 1985-10-03
AU537907B2 (en) 1984-07-19
ES8302102A1 (es) 1982-12-16
EP0037809A1 (de) 1981-10-14
US4396421A (en) 1983-08-02
NO811138L (no) 1981-10-05
ATA182880A (de) 1981-11-15
ZA812222B (en) 1982-06-30
PL230508A1 (pl) 1981-12-23
ES8205266A1 (es) 1982-06-01
DD157915A5 (de) 1982-12-15
FI68264B (fi) 1985-04-30
ES501074A0 (es) 1982-06-01
AU6907181A (en) 1981-10-08
EP0037809B1 (de) 1985-08-28
PL130491B1 (en) 1984-08-31
SU1118292A3 (ru) 1984-10-07
FI811014L (fi) 1981-10-04

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: VOEST-ALPINE AKTIENGESELLSCHAFT

Owner name: KORF-STAHL AG