DE3441362C2 - - Google Patents

Info

Publication number
DE3441362C2
DE3441362C2 DE3441362A DE3441362A DE3441362C2 DE 3441362 C2 DE3441362 C2 DE 3441362C2 DE 3441362 A DE3441362 A DE 3441362A DE 3441362 A DE3441362 A DE 3441362A DE 3441362 C2 DE3441362 C2 DE 3441362C2
Authority
DE
Germany
Prior art keywords
gas
shaft furnace
reducing gas
reducing
gasification chamber
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE3441362A
Other languages
German (de)
English (en)
Other versions
DE3441362A1 (de
Inventor
Sven Santen
Goeran Hofors Se Mathisson
Bjoern Sala Se Hammarskog
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SKF Steel Engineering AB
Original Assignee
SKF Steel Engineering 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 SE8306674A external-priority patent/SE8306674L/xx
Priority claimed from SE8306675A external-priority patent/SE8306675L/xx
Priority claimed from SE8306673A external-priority patent/SE8306673L/xx
Priority claimed from SE8306672A external-priority patent/SE8306672L/xx
Priority claimed from SE8403192A external-priority patent/SE8403192L/xx
Application filed by SKF Steel Engineering AB filed Critical SKF Steel Engineering AB
Publication of DE3441362A1 publication Critical patent/DE3441362A1/de
Application granted granted Critical
Publication of DE3441362C2 publication Critical patent/DE3441362C2/de
Granted legal-status Critical Current

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
    • C21B13/0073—Selection or treatment of the reducing gases
    • 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
    • C10J3/30—Fuel charging devices
    • 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
    • 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
    • C10J2300/0959—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
    • C10J2300/18—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
    • 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
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
    • 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
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/42—Sulphur removal
    • 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
    • C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
    • 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)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Industrial Gases (AREA)
  • Incineration Of Waste (AREA)
  • Treating Waste Gases (AREA)
  • Chemical Vapour Deposition (AREA)
DE19843441362 1983-12-02 1984-11-13 Verfahren und vorrichtung zur reduktion von oxidischem material bei gleichzeitiger erzeugung eines als brenngas geeigneten gases Granted DE3441362A1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
SE8306674A SE8306674L (sv) 1983-12-02 1983-12-02 Sett och anleggning for reduktion av oxidhaltigt material under samtidig generering av en for vermeenergiutvinning lemplig gas
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
SE8306672A SE8306672L (sv) 1983-12-02 1983-12-02 Sett och anleggning for reduktion av oxidhaltigt material under samtidig generering av en for vermeenergiutvinning lemplig gas
SE8403192A SE8403192L (sv) 1983-12-02 1984-06-14 Sett och anleggning for reduktion av oxidhaltigt material under samtidig generering av en for vermeenergiutvinning lemplig gas

Publications (2)

Publication Number Publication Date
DE3441362A1 DE3441362A1 (de) 1985-06-13
DE3441362C2 true DE3441362C2 (enExample) 1987-07-23

Family

ID=27532747

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843441362 Granted DE3441362A1 (de) 1983-12-02 1984-11-13 Verfahren und vorrichtung zur reduktion von oxidischem material bei gleichzeitiger erzeugung eines als brenngas geeigneten gases

Country Status (8)

Country Link
AU (1) AU3525184A (enExample)
BE (1) BE901158A (enExample)
BR (1) BR8406065A (enExample)
DE (1) DE3441362A1 (enExample)
FR (1) FR2556002B1 (enExample)
GB (1) GB2150592A (enExample)
IT (1) IT1177077B (enExample)
NO (1) NO844799L (enExample)

Families Citing this family (3)

* 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
GB2191782A (en) * 1986-06-17 1987-12-23 Midrex Int Bv Method and apparatus for producing upgraded synthetic fuel gas from coal
JPH01195226A (ja) * 1988-01-29 1989-08-07 Kobe Steel Ltd 溶融還元方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3853538A (en) * 1973-07-20 1974-12-10 Steel Corp Use of reducing gas by coal gasification for direct iron ore reduction
US4173465A (en) * 1978-08-15 1979-11-06 Midrex Corporation Method for the direct reduction of iron using gas from coal
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
US4331470A (en) * 1980-09-15 1982-05-25 Midrex Corporation Method for the direct reduction of iron in a shaft furnace using gas from coal
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
BE887554A (fr) * 1981-02-17 1981-06-15 Skf Steel Eng Ab Procede et appareil de prodcution d'eponge de fer

Also Published As

Publication number Publication date
BR8406065A (pt) 1985-09-03
IT8423370A0 (it) 1984-10-30
AU3525184A (en) 1985-06-06
GB2150592A (en) 1985-07-03
IT1177077B (it) 1987-08-26
IT8423370A1 (it) 1986-04-30
FR2556002A1 (fr) 1985-06-07
GB8427968D0 (en) 1984-12-12
FR2556002B1 (fr) 1987-01-09
BE901158A (fr) 1985-03-15
NO844799L (no) 1985-06-03
DE3441362A1 (de) 1985-06-13

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee