DE3360636D1 - Direct reduction method for iron ores - Google Patents

Direct reduction method for iron ores

Info

Publication number
DE3360636D1
DE3360636D1 DE8383200255T DE3360636T DE3360636D1 DE 3360636 D1 DE3360636 D1 DE 3360636D1 DE 8383200255 T DE8383200255 T DE 8383200255T DE 3360636 T DE3360636 T DE 3360636T DE 3360636 D1 DE3360636 D1 DE 3360636D1
Authority
DE
Germany
Prior art keywords
reduction method
direct reduction
iron ores
ores
iron
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
DE8383200255T
Other languages
English (en)
Inventor
Kurt Prof Dr Meyer
Lothar Dr Reh
Martin Hirsch
Wolfram Dr Schnabel
Harry Dr Serbent
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.)
GEA Group AG
Original Assignee
Metallgesellschaft AG
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 Metallgesellschaft AG filed Critical Metallgesellschaft AG
Priority to DE8383200255T priority Critical patent/DE3360636D1/de
Application granted granted Critical
Publication of DE3360636D1 publication Critical patent/DE3360636D1/de
Expired 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
    • C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary 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
    • C21B13/146—Multi-step reduction without melting

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)
  • Manufacture Of Iron (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
DE8383200255T 1982-03-20 1983-02-19 Direct reduction method for iron ores Expired DE3360636D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8383200255T DE3360636D1 (en) 1982-03-20 1983-02-19 Direct reduction method for iron ores

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19823210232 DE3210232A1 (de) 1982-03-20 1982-03-20 Verfahren zur direktreduktion von eisenoxidhaltigen materialien zu schwammeisen
DE8383200255T DE3360636D1 (en) 1982-03-20 1983-02-19 Direct reduction method for iron ores

Publications (1)

Publication Number Publication Date
DE3360636D1 true DE3360636D1 (en) 1985-10-03

Family

ID=6158802

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19823210232 Withdrawn DE3210232A1 (de) 1982-03-20 1982-03-20 Verfahren zur direktreduktion von eisenoxidhaltigen materialien zu schwammeisen
DE8383200255T Expired DE3360636D1 (en) 1982-03-20 1983-02-19 Direct reduction method for iron ores

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19823210232 Withdrawn DE3210232A1 (de) 1982-03-20 1982-03-20 Verfahren zur direktreduktion von eisenoxidhaltigen materialien zu schwammeisen

Country Status (10)

Country Link
US (1) US4443250A (de)
EP (1) EP0090438B1 (de)
AU (1) AU556203B2 (de)
CA (1) CA1204943A (de)
DE (2) DE3210232A1 (de)
IN (1) IN158419B (de)
NO (1) NO159864C (de)
NZ (1) NZ203437A (de)
PH (1) PH20105A (de)
ZA (1) ZA831901B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE506457T1 (de) * 2006-08-01 2011-05-15 Iron Mineral Beneficiation Services Proprietary Ltd Verfahren zur industriellen herstellung von eisen
JP5123571B2 (ja) * 2007-06-04 2013-01-23 住友重機械工業株式会社 還元処理装置及び還元処理方法
US8333821B2 (en) * 2010-02-05 2012-12-18 Innova Powders, Inc. Environmentally friendly system and method for manufacturing iron powder
CN105723002B (zh) * 2014-03-11 2018-03-27 新日铁住金株式会社 还原铁的制造方法以及制造设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2663632A (en) * 1951-03-06 1953-12-22 Nat Lead Co Reduction of iron ores
FR1128520A (fr) * 1954-04-09 1957-01-07 Perfectionnement aux procédés de réduction de l'oxyde de fer
DE1270581B (de) * 1957-08-12 1968-06-20 Hydrocarbon Research Inc Verfahren zur Reduktion von Eisenoxyd
US3135598A (en) * 1960-04-27 1964-06-02 Yawata Iron & Steel Co Rapid direct reduction method of iron oxide
FR1365441A (fr) * 1963-05-21 1964-07-03 Siderurgie Fse Inst Rech Procédé et dispositif de réduction des fines de minerai de fer au four tournant
BR7002197D0 (pt) * 1970-04-25 1973-04-12 Metallgesellschaft Ag Processo para a reducao direta de materiais de fina granulacao contendo ferro oxidico num forno rotativo
DE2428715C3 (de) * 1974-06-14 1982-09-02 Krupp Polysius Ag, 4720 Beckum Verfahren und Anlage zur Reduktion und Agglomeration von feinkörnigem Erz

Also Published As

Publication number Publication date
ZA831901B (en) 1984-10-31
PH20105A (en) 1986-09-29
US4443250A (en) 1984-04-17
NZ203437A (en) 1985-01-31
DE3210232A1 (de) 1983-09-22
NO159864B (no) 1988-11-07
NO159864C (no) 1989-02-15
CA1204943A (en) 1986-05-27
AU1266483A (en) 1983-09-22
EP0090438A1 (de) 1983-10-05
IN158419B (de) 1986-11-15
NO830733L (no) 1983-09-21
EP0090438B1 (de) 1985-08-28
AU556203B2 (en) 1986-10-23

Similar Documents

Publication Publication Date Title
PH16576A (en) Process for reducing phosphate ore
ZA832192B (en) Case hardening method for steel parts
JPS57143413A (en) Apparatus for directly reducing iron oxide
GB2121017B (en) Process for beneficiating bentonite
GB8317877D0 (en) Converting iron ore into molten iron
YU41281A (en) Process for upgrading iron containing oxide ores
YU43042B (en) Process for the reduction of iron ore into sponge iron
PH17080A (en) Method for the direct reduction of iron in a shaft
EP0209861A3 (en) Melt-reductive iron making method from iron ore
GB2115838B (en) Method for reducing metal ore
ZA81939B (en) Reduction smelting process
GB2129708B (en) Method of inhibiting degeneration of direct reduced iron
DE3360636D1 (en) Direct reduction method for iron ores
ZM3883A1 (en) Ore flotation process
DE3380851D1 (en) Process for the reduction of molten metal ores
ZA828133B (en) Process for treating cassiterite ore
ZA833626B (en) Process for minerals
GB2123038B (en) Process for the direct reduction of iron ores
ZA835485B (en) Method for improving briquetting
ZA832287B (en) Ore flotation method
GB2143851B (en) Method for making steel
GB8307651D0 (en) Reduction of iron ore
SU1176955A1 (ru) "cpeдctbo флotaции флюopиtcoдepжaщиx pуд"
DE3364969D1 (en) Removing phosphorous from iron
PH21068A (en) Composition for ore flotation process

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee