KR830007851A - 입자상의 금속원광을 스펀지금속으로 환원시키는 방법 및 장치 - Google Patents

입자상의 금속원광을 스펀지금속으로 환원시키는 방법 및 장치 Download PDF

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Publication number
KR830007851A
KR830007851A KR1019810003627A KR810003627A KR830007851A KR 830007851 A KR830007851 A KR 830007851A KR 1019810003627 A KR1019810003627 A KR 1019810003627A KR 810003627 A KR810003627 A KR 810003627A KR 830007851 A KR830007851 A KR 830007851A
Authority
KR
South Korea
Prior art keywords
air stream
reactor
gas
heating device
stream
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.)
Withdrawn
Application number
KR1019810003627A
Other languages
English (en)
Korean (ko)
Inventor
도민케즈-아히도 카를로스
구즈만-보필 카를로스
Original Assignee
훼르난도 엘리존도 배라간
힐사 에스 에이
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 US06/191,941 external-priority patent/US4336063A/en
Application filed by 훼르난도 엘리존도 배라간, 힐사 에스 에이 filed Critical 훼르난도 엘리존도 배라간
Publication of KR830007851A publication Critical patent/KR830007851A/ko
Withdrawn legal-status Critical Current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
    • C21B13/06—Making spongy iron or liquid steel, by direct processes in multi-storied furnaces
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/04—Anodisation of aluminium or alloys based thereon
    • C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
    • 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
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C21B13/029—Introducing coolant gas in the shaft furnaces
    • 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
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/66—Heat exchange
    • 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
    • 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
    • Y02P10/25—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
KR1019810003627A 1980-09-29 1981-09-28 입자상의 금속원광을 스펀지금속으로 환원시키는 방법 및 장치 Withdrawn KR830007851A (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US06/191,941 US4336063A (en) 1980-09-29 1980-09-29 Method and apparatus for the gaseous reduction of iron ore to sponge iron
US191941 1980-09-29
US06/246,076 US4370162A (en) 1980-09-29 1981-03-20 Method for the gaseous reduction of iron ore to sponge iron
US246076 1999-02-05

Publications (1)

Publication Number Publication Date
KR830007851A true KR830007851A (ko) 1983-11-07

Family

ID=26887558

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019810003627A Withdrawn KR830007851A (ko) 1980-09-29 1981-09-28 입자상의 금속원광을 스펀지금속으로 환원시키는 방법 및 장치

Country Status (18)

Country Link
US (1) US4370162A (enExample)
KR (1) KR830007851A (enExample)
AR (1) AR226610A1 (enExample)
AU (1) AU550090B2 (enExample)
BR (1) BR8105496A (enExample)
CA (1) CA1179505A (enExample)
DD (1) DD201698A5 (enExample)
DE (1) DE3133893A1 (enExample)
ES (1) ES505850A0 (enExample)
FR (1) FR2491088B1 (enExample)
GB (2) GB2084610B (enExample)
GR (1) GR75055B (enExample)
IT (1) IT1138194B (enExample)
MX (1) MX157041A (enExample)
NL (1) NL8104009A (enExample)
NO (1) NO812839L (enExample)
SE (1) SE8105712L (enExample)
YU (1) YU43042B (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4439233A (en) * 1983-05-09 1984-03-27 Midrex Corporation Direct reduction of iron
US4834792A (en) * 1986-08-21 1989-05-30 Hylsa S.A. De C.V. Method for producing hot sponge iron by introducing hydrocarbon for carburizing into reduction zone
US4880459A (en) * 1988-06-27 1989-11-14 T.C., Inc. Method of and apparatus for reducing iron oxide to metallic iron
US6152984A (en) * 1998-09-10 2000-11-28 Praxair Technology, Inc. Integrated direct reduction iron system
DE102006062689B4 (de) * 2006-12-21 2009-01-22 Mines And Metals Engineering Gmbh (M.M.E.) Schachtofen für die direkte Reduktion von Eisenoxid
US8771638B2 (en) 2009-04-20 2014-07-08 Midrex Technologies, Inc. Method and apparatus for sequestering carbon dioxide from a spent gas
EP2421941B1 (en) * 2009-04-20 2017-06-21 Midrex Technologies, Inc. Method for sequestering carbon dioxide from a spent gas
US10065857B2 (en) 2013-03-12 2018-09-04 Midrex Technologies, Inc. Systems and methods for generating carbon dioxide for use as a reforming oxidant in making syngas or reformed gas
US10961121B2 (en) * 2018-11-09 2021-03-30 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Method for improving thermal efficiency of steam production
US10933394B2 (en) * 2018-11-09 2021-03-02 L'air Liquide Societe Anonyme Pour L'etude Et L 'exploitation Des Procedes Georges Claude Apparatus for improving thermal efficiency of steam production
IT201900002081A1 (it) * 2019-02-13 2020-08-13 Danieli Off Mecc Impianto di riduzione diretta e relativo processo
IT202300020244A1 (it) 2023-10-02 2025-04-02 Piergiorgio Luigi Fontana Processo di riduzione di minerale di ferro alimentato con idrogeno

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2900247A (en) * 1957-08-05 1959-08-18 Fierro Espouja Sa Method of making sponge iron
US3282677A (en) * 1963-04-30 1966-11-01 Futakuchi Method of manufacturing iron by low temperature reduction with use of methane gas
DE1433347A1 (de) * 1964-08-03 1970-01-08 Otto & Co Gmbh Dr C Verfahren zur Reduktion von Eisenerzen
SE343478B (enExample) * 1970-07-15 1972-03-13 F Linder
US3765872A (en) * 1970-12-16 1973-10-16 Fierro Esponja Method and apparatus for the gaseous reduction of iron ore to sponge iron
US3909244A (en) * 1971-01-27 1975-09-30 Metallgesellschaft Ag Process for directly reducing iron ores in the solid state under pressure
US3889864A (en) * 1971-10-15 1975-06-17 Fierro Esponja Method and apparatus for reducing particulate metal ores to sponge iron
BE789968A (fr) * 1971-10-15 1973-04-12 Fierro Esponja Procede et appareil de reduction de minerais metalliques en particules en fer spongieux
DE2246885C3 (de) * 1972-09-23 1975-08-28 Thyssen Niederrhein Ag Huetten- Und Walzwerke, 4200 Oberhausen Anlage zur Reduktion von Eisenerzen im Wege der Direktreduktion
US4019724A (en) * 1973-02-20 1977-04-26 Armco Steel Corporation Apparatus for the direct reduction of iron ores
BR7406696A (pt) * 1974-08-14 1976-04-06 Dedini Siderurgica Um processo para a reducao direta de ferro
US4047935A (en) * 1974-12-11 1977-09-13 United States Steel Corporation Process for direct-reduction of iron-ore employing nuclear reactor-powdered catalytic reformer
DE2459876B1 (de) * 1974-12-18 1976-06-24 Thyssen Purofer Gmbh Anlage fuer die direktreduktion von eisenerzen
JPS5575901A (en) * 1978-11-30 1980-06-07 Nippon Kokan Kk <Nkk> Production of reducing gas
US4224057A (en) * 1979-08-20 1980-09-23 Hylsa, S.A. Method for carburizing sponge iron

Also Published As

Publication number Publication date
AU550090B2 (en) 1986-03-06
AR226610A1 (es) 1982-07-30
FR2491088B1 (fr) 1986-10-10
YU230781A (en) 1984-06-30
IT8123773A0 (it) 1981-09-03
BR8105496A (pt) 1982-05-11
AU7438881A (en) 1982-04-08
NO812839L (no) 1982-03-30
IT1138194B (it) 1986-09-17
NL8104009A (nl) 1982-04-16
DE3133893A1 (de) 1982-06-16
FR2491088A1 (fr) 1982-04-02
MX157041A (es) 1988-10-21
ES8302108A1 (es) 1983-01-01
GB2084611B (en) 1985-08-07
GR75055B (enExample) 1984-07-13
US4370162A (en) 1983-01-25
CA1179505A (en) 1984-12-18
SE8105712L (sv) 1982-03-30
YU43042B (en) 1989-02-28
ES505850A0 (es) 1983-01-01
GB2084610B (en) 1983-10-12
GB2084610A (en) 1982-04-15
DE3133893C2 (enExample) 1988-09-08
GB2084611A (en) 1982-04-28
DD201698A5 (de) 1983-08-03

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Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19810928

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination