IT1177075B - Procedimento ed impianto per ridurre materiale ossidico - Google Patents

Procedimento ed impianto per ridurre materiale ossidico

Info

Publication number
IT1177075B
IT1177075B IT23368/84A IT2336884A IT1177075B IT 1177075 B IT1177075 B IT 1177075B IT 23368/84 A IT23368/84 A IT 23368/84A IT 2336884 A IT2336884 A IT 2336884A IT 1177075 B IT1177075 B IT 1177075B
Authority
IT
Italy
Prior art keywords
plant
procedure
oxide material
reduce oxide
reduce
Prior art date
Application number
IT23368/84A
Other languages
English (en)
Italian (it)
Other versions
IT8423368A1 (it
IT8423368A0 (it
Inventor
Sven Santen
Goran Mathisson
Bjorn Hammarskog
Original Assignee
Skf Steel Eng Ab
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 SE8306675A external-priority patent/SE8306675L/xx
Priority claimed from SE8306673A external-priority patent/SE8306673L/xx
Priority claimed from SE8403193A external-priority patent/SE8403193L/xx
Application filed by Skf Steel Eng Ab filed Critical Skf Steel Eng Ab
Publication of IT8423368A0 publication Critical patent/IT8423368A0/it
Publication of IT8423368A1 publication Critical patent/IT8423368A1/it
Application granted granted Critical
Publication of IT1177075B publication Critical patent/IT1177075B/it

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
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/02—Fixed-bed gasification of lump fuel
    • C10J3/06—Continuous processes
    • C10J3/08—Continuous processes with ash-removal in liquid state
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/02—Fixed-bed gasification of lump fuel
    • C10J3/20—Apparatus; Plants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/721—Multistage gasification, e.g. plural parallel or serial gasification stages
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/723—Controlling or regulating the gasification process
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/74—Construction of shells or jackets
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/82—Gas withdrawal means
    • C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913—Carbonaceous raw material
    • C10J2300/0943—Coke
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0956—Air or oxygen enriched air
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0959—Oxygen
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0973—Water
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0973—Water
    • C10J2300/0976—Water as steam
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/12—Heating the gasifier
    • C10J2300/123—Heating the gasifier by electromagnetic waves, e.g. microwaves
    • C10J2300/1238—Heating the gasifier by electromagnetic waves, e.g. microwaves by plasma
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/18—Details of the gasification process, e.g. loops, autothermal operation
    • C10J2300/1807—Recycle loops, e.g. gas, solids, heating medium, water
    • C10J2300/1823—Recycle loops, e.g. gas, solids, heating medium, water for synthesis gas
    • 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
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Industrial Gases (AREA)
  • Processing Of Solid Wastes (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Insulating Materials (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
IT23368/84A 1983-12-02 1984-10-30 Procedimento ed impianto per ridurre materiale ossidico IT1177075B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE8306675A SE8306675L (sv) 1983-12-02 1983-12-02 Sett och anleggning for reduktion av oxidhaltigt material
SE8306673A SE8306673L (sv) 1983-12-02 1983-12-02 Sett och anleggning for reduktion av oxidhaltigt material
SE8403193A SE8403193L (sv) 1983-12-02 1984-06-14 Sett och anleggning for reduktion av oxidhaltigt material

Publications (3)

Publication Number Publication Date
IT8423368A0 IT8423368A0 (it) 1984-10-30
IT8423368A1 IT8423368A1 (it) 1986-04-30
IT1177075B true IT1177075B (it) 1987-08-26

Family

ID=27355299

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23368/84A IT1177075B (it) 1983-12-02 1984-10-30 Procedimento ed impianto per ridurre materiale ossidico

Country Status (11)

Country Link
AU (1) AU3525084A (de)
BE (1) BE901161A (de)
BR (1) BR8406067A (de)
DD (1) DD229426A5 (de)
DE (1) DE3441355A1 (de)
ES (1) ES8605454A1 (de)
FR (1) FR2556001A1 (de)
GB (1) GB2150590A (de)
IT (1) IT1177075B (de)
NO (1) NO844802L (de)
PL (1) PL250670A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE453750B (sv) * 1984-06-14 1988-02-29 Skf Steel Eng Ab Sett for forgasning av finfordelat kolhaltigt material
SE453304B (sv) * 1984-10-19 1988-01-25 Skf Steel Eng Ab Sett for framstellning av metaller och/eller generering av slagg fran oxidmalmer
SE8501005L (sv) * 1985-03-01 1986-09-02 Skf Steel Eng Ab Termisk reformering av gasformiga kolveten
JPH01195226A (ja) * 1988-01-29 1989-08-07 Kobe Steel Ltd 溶融還元方法
DE102022209215A1 (de) * 2022-09-05 2024-03-07 Sms Group Gmbh Verfahren zur Aufbereitung von Kunststoffabfällen mittels Plasmalyse

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3475160A (en) * 1967-02-15 1969-10-28 Exxon Research Engineering Co Method of producing reducing gases for the fluidized bed reduction of ores
BE791243A (fr) * 1971-12-23 1973-05-10 Texaco Development Corp Procede de production d'un melange gazeux reducteur
GB1475731A (en) * 1973-03-26 1977-06-01 Skf Ind Trading & Dev Method of producing reduction gas
US3853538A (en) * 1973-07-20 1974-12-10 Steel Corp Use of reducing gas by coal gasification for direct iron ore reduction
US4201571A (en) * 1978-08-15 1980-05-06 Midrex Corporation Method for the direct reduction of iron and production of fuel gas using gas from coal
US4173465A (en) * 1978-08-15 1979-11-06 Midrex Corporation Method for the direct reduction of iron using gas from coal
CA1147964A (en) * 1979-05-25 1983-06-14 Francis J. Ii Harvey Process for reducing spent gas generated in the production of sponge iron
DE3104405C2 (de) * 1981-02-07 1985-10-31 SKF Steel Engineering AB, Hofors Anlage und Verfahren zur Herstellung von Eisenschwamm
GB2093070B (en) * 1981-02-11 1984-10-31 Skf Steel Eng Ab Manufacturing sponge iron
BE887555A (fr) * 1981-02-17 1981-06-15 Skf Steel Eng Ab Procede et appareil pour produire de l'eponge de fer

Also Published As

Publication number Publication date
IT8423368A1 (it) 1986-04-30
FR2556001A1 (fr) 1985-06-07
DE3441355A1 (de) 1985-06-13
GB2150590A (en) 1985-07-03
DE3441355C2 (de) 1987-05-27
BR8406067A (pt) 1985-09-17
BE901161A (fr) 1985-03-15
ES538142A0 (es) 1986-04-01
IT8423368A0 (it) 1984-10-30
DD229426A5 (de) 1985-11-06
ES8605454A1 (es) 1986-04-01
NO844802L (no) 1985-06-03
AU3525084A (en) 1985-06-06
GB8427966D0 (en) 1984-12-12
PL250670A1 (en) 1985-07-16

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