ATA443680A - Verfahren zur reduktion von feinteiligem eisenerz zu schwammeisenteilchen - Google Patents

Verfahren zur reduktion von feinteiligem eisenerz zu schwammeisenteilchen

Info

Publication number
ATA443680A
ATA443680A AT0443680A AT443680A ATA443680A AT A443680 A ATA443680 A AT A443680A AT 0443680 A AT0443680 A AT 0443680A AT 443680 A AT443680 A AT 443680A AT A443680 A ATA443680 A AT A443680A
Authority
AT
Austria
Prior art keywords
piece
reducing fine
iron ore
sponge
particles
Prior art date
Application number
AT0443680A
Other languages
English (en)
Other versions
AT379829B (de
Original Assignee
Hylsa Sa
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 Hylsa Sa filed Critical Hylsa Sa
Publication of ATA443680A publication Critical patent/ATA443680A/de
Application granted granted Critical
Publication of AT379829B publication Critical patent/AT379829B/de

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
    • C21B13/04—Making spongy iron or liquid steel, by direct processes in retorts
    • 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
    • C21B2100/64—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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AT0443680A 1979-09-04 1980-09-03 Verfahren zur reduktion von feinteiligem eisenerz zu schwammeisenteilchen AT379829B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/072,412 US4261734A (en) 1979-09-04 1979-09-04 Method of making sponge iron

Publications (2)

Publication Number Publication Date
ATA443680A true ATA443680A (de) 1985-07-15
AT379829B AT379829B (de) 1986-03-10

Family

ID=22107384

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0443680A AT379829B (de) 1979-09-04 1980-09-03 Verfahren zur reduktion von feinteiligem eisenerz zu schwammeisenteilchen

Country Status (29)

Country Link
US (1) US4261734A (de)
JP (1) JPS5818963B2 (de)
AR (1) AR222719A1 (de)
AT (1) AT379829B (de)
AU (1) AU539025B2 (de)
BE (1) BE885062A (de)
BR (1) BR8005544A (de)
CA (1) CA1152749A (de)
DD (1) DD152943A5 (de)
DE (1) DE3033336C2 (de)
EG (1) EG14464A (de)
ES (1) ES494772A0 (de)
FR (1) FR2464304A1 (de)
GB (1) GB2058841B (de)
GR (1) GR70218B (de)
IL (1) IL60965A0 (de)
IN (1) IN153084B (de)
IT (1) IT1141026B (de)
MA (1) MA18945A1 (de)
MX (1) MX154187A (de)
NL (1) NL8004761A (de)
NO (1) NO802600L (de)
PL (1) PL124750B1 (de)
RO (1) RO81347B (de)
SE (1) SE448469B (de)
SU (1) SU995708A3 (de)
YU (1) YU217180A (de)
ZA (1) ZA805061B (de)
ZM (1) ZM7380A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5850162A (ja) * 1981-09-22 1983-03-24 Kobe Steel Ltd 銅系材料の連続鋳造押出方法
MX156697A (es) * 1982-05-12 1988-09-27 Hylsa Sa Metodo mejorado para la reduccion directa de minerales de hierro
US4528030A (en) * 1983-05-16 1985-07-09 Hylsa, S.A. Method of reducing iron ore
US4556417A (en) * 1983-05-17 1985-12-03 Hylsa, S.A. Process for the direct reduction of iron ores
US4536213A (en) * 1984-09-10 1985-08-20 Mildrex International, B.V. Reforming of higher hydrocarbons for metal oxide reduction
AT382166B (de) * 1985-05-13 1987-01-26 Voest Alpine Ag Verfahren zur direktreduktion von teilchenf¯rmigem eisenoxidhaeltigem material
US4752329A (en) * 1986-03-21 1988-06-21 Midrex International B.V. Rotterdam, Zurich Branch Apparatus and method for increasing carbon content of hot directly reduced iron
US4702766A (en) * 1986-03-21 1987-10-27 Midrex International, B.V. Rotterdam, Zurich Branch Method of increasing carbon content of direct reduced iron and apparatus
US5064467A (en) * 1987-11-02 1991-11-12 C.V.G. Siderurgica Del Orinoco, C.A. Method and apparatus for the direct reduction of iron
CA1336359C (en) * 1987-11-02 1995-07-25 Corporacion Venezolana De Guayana (Cvg) Method and apparatus for the direct reduction of iron
US5078788A (en) * 1989-12-22 1992-01-07 C.V.G. Siderurgica Del Orinoco, C.A. Method for the direct reduction of iron
US5069716A (en) * 1989-12-22 1991-12-03 C.V.G. Siderurgica Del Orinoco, C.A. Process for the production of liquid steel from iron containing metal oxides
DE102007032419B4 (de) * 2007-07-10 2013-02-21 Outotec Oyj Verfahren und Anlage zur Reduktion von eisenoxidhaltigen Feststoffen
CN103103305B (zh) * 2013-03-05 2014-07-30 周广砥 烷烃加热式还原海绵铁竖炉
RU2590029C1 (ru) * 2015-01-12 2016-07-10 Общество с ограниченной ответственностью "Научно-производственное внедренческое предприятие ТОРЭКС" Способ получения губчатого железа и шахтная печь для его осуществления
TW202325858A (zh) * 2021-10-14 2023-07-01 日商日本製鐵股份有限公司 還原鐵之製造方法
CN114107590B (zh) * 2021-11-26 2023-01-10 钢铁研究总院 一种球团氧化焙烧-纯氢还原冷却系统和方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2311850A (en) * 1941-05-01 1943-02-23 United Merchants & Mfg Flock printing
DE1201377B (de) * 1961-11-23 1965-09-23 Huettenwerk Oberhausen Ag Verfahren und Anlage zur Herstellung von Eisen-schwamm aus Eisenerz in einem Reduktions-schacht mittels Reduktionsgas
US3375098A (en) * 1964-07-22 1968-03-26 Armco Steel Corp Gaseous reduction of iron ores
US3827879A (en) * 1973-02-22 1974-08-06 Fierro Esponja Method for the gaseous reduction of metal ores
US4046557A (en) * 1975-09-08 1977-09-06 Midrex Corporation Method for producing metallic iron particles
US4054444A (en) * 1975-09-22 1977-10-18 Midrex Corporation Method for controlling the carbon content of directly reduced iron
JPS52155116A (en) * 1976-06-18 1977-12-23 Kobe Steel Ltd Reduced iron preparation using hydrocarbon gas as reducing agent
US4150972A (en) * 1977-11-17 1979-04-24 Fierro Esponja, S.A. Controlling carburization in the reduction of iron ore to sponge iron
US4160663A (en) * 1978-02-21 1979-07-10 Jack Hsieh Method for the direct reduction of iron ore

Also Published As

Publication number Publication date
ZA805061B (en) 1981-08-26
MX154187A (es) 1987-06-08
DE3033336A1 (de) 1981-03-26
BR8005544A (pt) 1981-03-17
DE3033336C2 (de) 1986-12-04
PL226581A1 (de) 1981-07-24
GB2058841B (en) 1983-03-02
SE448469B (sv) 1987-02-23
SU995708A3 (ru) 1983-02-07
NL8004761A (nl) 1981-03-06
FR2464304A1 (fr) 1981-03-06
ES8106558A1 (es) 1981-08-16
BE885062A (fr) 1980-12-31
GR70218B (de) 1982-08-31
DD152943A5 (de) 1981-12-16
IN153084B (de) 1984-05-26
ES494772A0 (es) 1981-08-16
GB2058841A (en) 1981-04-15
YU217180A (en) 1983-01-21
US4261734A (en) 1981-04-14
CA1152749A (en) 1983-08-30
EG14464A (en) 1984-03-31
RO81347B (ro) 1983-04-30
AT379829B (de) 1986-03-10
JPS5681609A (en) 1981-07-03
IT8024345A0 (it) 1980-08-28
ZM7380A1 (en) 1981-07-21
JPS5818963B2 (ja) 1983-04-15
NO802600L (no) 1981-03-05
IL60965A0 (en) 1980-11-30
RO81347A (ro) 1983-04-29
AR222719A1 (es) 1981-06-15
PL124750B1 (en) 1983-02-28
FR2464304B1 (de) 1985-05-10
IT1141026B (it) 1986-10-01
MA18945A1 (fr) 1981-04-01
AU6168380A (en) 1981-03-12
AU539025B2 (en) 1984-09-06
SE8005992L (sv) 1981-03-05

Similar Documents

Publication Publication Date Title
ATA552979A (de) Verfahren zum direkten reduzieren von eisenoxyd
AT379829B (de) Verfahren zur reduktion von feinteiligem eisenerz zu schwammeisenteilchen
JPS54126618A (en) Method and apparatus for directly reducing iron ore
AT376241B (de) Verfahren zum schmelzen von zumindest teilweise reduziertem eisenerz
AT361022B (de) Verfahren zur entschwefelung von eisenschmelzen
AT381954B (de) Verfahren zur direktreduktion von eisenoxidhaeltigen materialien
ZA815189B (en) Method and apparatus for the gaseos reduction of iron ore to sponge iron
BR8005797A (pt) Processo para reduzir minerio de ferro em particulas para particulas de ferro esponja
ATA410280A (de) Verfahren zur entzinkung von oxydischen eisentraegern sowie vorrichtung zur durchfuehrung dieses verfahrens
AT372977B (de) Verfahren und einrichtung zur reduktion von oxidhaeltigen feinteiligen erzen
AT376243B (de) Verfahren zum schmelzen von zumindest teilweise reduziertem eisenerz
ATA789779A (de) Verfahren zur behandlung von ausscheidungshaertbaren nichteisenlegierungen
AT381953B (de) Verfahren und vorrichtung zum direkten reduzieren von eisenoxyd
AT376245B (de) Verfahren zum sintern von feinkoernigen eisenerzen
AT367804B (de) Verfahren zur behandlung von eisenschwamm
AT388568B (de) Verfahren zur verringerung des einschlussgehaltes von staehlen sowie zur verfeinerung ihres gefueges
AT383614B (de) Verfahren zur reduktion von eisenerz zu eisenschwamm
PT71928A (de) Verfahren zur elektrochemischen gewinnug von metallen
AT366412B (de) Verfahren zum verwerten von abfall-staeuben und -schlaemmen aus hochoefen und stahlwerken
AT370138B (de) Verfahren zur rueckgewinnung von schwermetallen
ATA789577A (de) Verfahren zur reinigung von eisenpentacarbonyl enthaltenden oxy-aldehyden
AT356060B (de) Verfahren zur entfernung von eisen aus magnesiterz
AT373287B (de) Verfahren und vorrichtung zum reduzieren von eisenoxiden
ATA557677A (de) Verfahren zur beidseitigen oberflaechen- magnetisierung von zu magnetisierenden koerpern
ATA403878A (de) Verfahren zum kompostieren von abfallstoffen

Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee