PL76243B1 - - Google Patents

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Publication number
PL76243B1
PL76243B1 PL15856172A PL15856172A PL76243B1 PL 76243 B1 PL76243 B1 PL 76243B1 PL 15856172 A PL15856172 A PL 15856172A PL 15856172 A PL15856172 A PL 15856172A PL 76243 B1 PL76243 B1 PL 76243B1
Authority
PL
Poland
Prior art keywords
reduction
furnace
pig iron
heat
bed
Prior art date
Application number
PL15856172A
Other languages
English (en)
Polish (pl)
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 SE7204352A external-priority patent/SE402600B/xx
Priority claimed from SE7205211A external-priority patent/SE372775B/xx
Application filed filed Critical
Publication of PL76243B1 publication Critical patent/PL76243B1/pl

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
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/10—Making pig-iron other than in blast furnaces in electric furnaces
    • 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
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/143—Injection of partially reduced ore into a molten bath
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/62—Energy conversion other than by heat exchange, e.g. by use of exhaust gas in energy production
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S75/00—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
    • Y10S75/958—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures with concurrent production of iron and other desired nonmetallic product, e.g. energy, fertilizer

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Manufacture Of Iron (AREA)
PL15856172A 1971-11-01 1972-10-30 PL76243B1 (en:Method)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE1389171 1971-11-01
SE7204352A SE402600B (sv) 1972-04-05 1972-04-05 Sett och anordning for framstellning av kolhaltig metall ur en metallsmelta
SE7205211A SE372775B (en:Method) 1972-04-21 1972-04-21

Publications (1)

Publication Number Publication Date
PL76243B1 true PL76243B1 (en:Method) 1975-02-28

Family

ID=27354359

Family Applications (1)

Application Number Title Priority Date Filing Date
PL15856172A PL76243B1 (en:Method) 1971-11-01 1972-10-30

Country Status (17)

Country Link
US (1) US3985544A (en:Method)
AT (1) AT340452B (en:Method)
BE (1) BE790825A (en:Method)
BR (1) BR7207607D0 (en:Method)
CA (1) CA983720A (en:Method)
CS (1) CS212734B2 (en:Method)
DD (1) DD100017A5 (en:Method)
DE (1) DE2253228C3 (en:Method)
ES (1) ES408125A1 (en:Method)
FR (1) FR2158350B1 (en:Method)
GB (1) GB1386452A (en:Method)
IT (1) IT970069B (en:Method)
LU (1) LU66404A1 (en:Method)
NL (1) NL7214671A (en:Method)
PL (1) PL76243B1 (en:Method)
RO (1) RO76208A (en:Method)
ZA (1) ZA727716B (en:Method)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE389877B (sv) * 1973-01-23 1976-11-22 Asea Ab Sett och anordning for framstellning av en kolhaltig metallsmelta genom smeltreduktion med undantag fran vad som er skyddat enligt patentet 7205211-1
FR2338994A1 (fr) * 1976-01-20 1977-08-19 Renault Procede d'elaboration siderurgique a partir de minerais pre-reduits
US4094665A (en) * 1977-05-13 1978-06-13 Stora Kopparbergs Bergslags Ab Method for simultaneous combined production of electrical energy and crude iron
SE419129B (sv) * 1979-05-29 1981-07-13 Stora Kopparbergs Bergslags Ab Anordning for reduktion av finfordelat jernoxidhaltigt material i en cirkulerande flytbedd
SE420763B (sv) * 1980-03-18 1981-10-26 Stal Laval Apparat Ab Gasfluidiserad luftforvermare
NO155669C (no) * 1980-06-23 1987-05-06 Asea Ab Fremgangsmaate for fremstilling av raajern og syntesegass.
DE3300867A1 (de) * 1983-01-13 1984-07-19 Mannesmann AG, 4000 Düsseldorf Verfahren zur erzeugung von stahl durch einschmelzen von eisenschwamm im lichtbogenofen
DE3334221A1 (de) * 1983-08-25 1985-03-14 Mannesmann AG, 4000 Düsseldorf Verfahren zur erzeugung von fluessigem, kohlenstoffhaltigem eisen aus eisenschwamm
DE3428782A1 (de) * 1984-08-04 1986-02-13 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur erzeugung von eisenschwamm
DE3626027A1 (de) * 1986-08-01 1988-02-11 Metallgesellschaft Ag Verfahren zur reduktion feinkoerniger, eisenhaltiger materialien mit festen kohlenstoffhaltigen reduktionsmitteln
AUPN639995A0 (en) 1995-11-03 1995-11-30 Technological Resources Pty Limited A method and an apparatus for producing metals and metal alloys
JPH09202909A (ja) 1996-01-26 1997-08-05 Nippon Steel Corp 溶融還元設備ならびに操業方法
AUPO276496A0 (en) 1996-10-07 1996-10-31 Technological Resources Pty Limited A method and an apparatus for producing metals and metal alloys
AT507525B1 (de) * 2008-10-23 2010-09-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zum betrieb eines schmelzreduktionsverfahrens
US8690986B2 (en) * 2010-09-03 2014-04-08 Forest Vue Research, Llc Method for simultaneously producing iron, coke, and power
DE102011002615A1 (de) 2011-01-13 2012-07-19 Siemens Aktiengesellschaft Verfahren zur Behandlung eines kohlendioxidhaltigen Abgases aus einem Elektroschmelzprozess
AU2013256947A1 (en) 2012-05-03 2014-10-16 Primetals Technologies Austria GmbH Method for using the exhaust gases from plants for raw iron manufacture for generating steam

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2066665A (en) * 1934-07-18 1937-01-05 Thaddeus F Baily Process for the treatment of ores containing iron
US2742353A (en) * 1954-11-01 1956-04-17 Exxon Research Engineering Co Iron ore reduction process
US2894831A (en) * 1956-11-28 1959-07-14 Old Bruce Scott Process of fluidized bed reduction of iron ore followed by electric furnace melting
FR1205446A (fr) * 1957-04-19 1960-02-02 Procédé de fabrication d'acier ou de fonte par réduction directe de minerai, et four pour sa réalisation
US3150961A (en) * 1959-02-14 1964-09-29 Elektrokemisk As Process of reducing metal oxides
US3163520A (en) * 1960-12-27 1964-12-29 Elektrokemisk As Process and apparatus for preheating and pre-reduction of charge to electric furnace
FR1414716A (fr) * 1961-02-27 1965-10-22 Inst Francais Du Petrole Nouveau procédé continu de réduction des minerais de fer
FR1285711A (fr) * 1961-04-05 1962-02-23 Elektrokemisk As Procédé de fabrication de fonte dans un four électrique
US3888658A (en) * 1970-11-02 1975-06-10 Westinghouse Electric Corp Process for the direct reduction of iron ore to steel

Also Published As

Publication number Publication date
RO76208A (fr) 1981-03-30
FR2158350B1 (en:Method) 1977-01-14
DE2253228A1 (de) 1973-05-17
AU4829772A (en) 1974-05-02
BE790825A (fr) 1973-04-30
NL7214671A (en:Method) 1973-05-03
DE2253228C3 (de) 1980-02-07
CS212734B2 (en) 1982-03-26
BR7207607D0 (pt) 1973-09-18
DD100017A5 (en:Method) 1973-09-05
IT970069B (it) 1974-04-10
DE2253228B2 (de) 1979-06-07
ATA926772A (de) 1977-04-15
CA983720A (en) 1976-02-17
LU66404A1 (en:Method) 1973-01-23
FR2158350A1 (en:Method) 1973-06-15
US3985544A (en) 1976-10-12
GB1386452A (en) 1975-03-05
ES408125A1 (es) 1975-10-01
AT340452B (de) 1977-12-12
ZA727716B (en) 1973-06-27

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