DE68909047T2 - Verfahren und vorrichtung zur reduktion von metalloxid enthaltendem material. - Google Patents

Verfahren und vorrichtung zur reduktion von metalloxid enthaltendem material.

Info

Publication number
DE68909047T2
DE68909047T2 DE89903745T DE68909047T DE68909047T2 DE 68909047 T2 DE68909047 T2 DE 68909047T2 DE 89903745 T DE89903745 T DE 89903745T DE 68909047 T DE68909047 T DE 68909047T DE 68909047 T2 DE68909047 T2 DE 68909047T2
Authority
DE
Germany
Prior art keywords
metal oxide
material containing
containing metal
reducing material
reducing
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 - Fee Related
Application number
DE89903745T
Other languages
English (en)
Other versions
DE68909047D1 (de
Inventor
Hans Elvander
Rolf Malmstroem
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.)
Amec Foster Wheeler Energia Oy
Original Assignee
Ahlstrom Corp
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 FI881486A external-priority patent/FI83670C/sv
Application filed by Ahlstrom Corp filed Critical Ahlstrom Corp
Publication of DE68909047D1 publication Critical patent/DE68909047D1/de
Application granted granted Critical
Publication of DE68909047T2 publication Critical patent/DE68909047T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
    • C22B5/14—Dry methods smelting of sulfides or formation of mattes by gases fluidised material
    • 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
    • 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
DE89903745T 1988-03-30 1989-03-29 Verfahren und vorrichtung zur reduktion von metalloxid enthaltendem material. Expired - Fee Related DE68909047T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI881486A FI83670C (sv) 1988-03-30 1988-03-30 Förreduktion av metalloxidhaltigt material
FI882975A FI84841C (sv) 1988-03-30 1988-06-22 Förfarande och anordning för reduktion av metalloxidhaltigt material

Publications (2)

Publication Number Publication Date
DE68909047D1 DE68909047D1 (de) 1993-10-14
DE68909047T2 true DE68909047T2 (de) 1994-03-03

Family

ID=26158327

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89903745T Expired - Fee Related DE68909047T2 (de) 1988-03-30 1989-03-29 Verfahren und vorrichtung zur reduktion von metalloxid enthaltendem material.

Country Status (15)

Country Link
US (1) US4976776A (de)
EP (1) EP0422004B1 (de)
JP (1) JPH0610298B2 (de)
KR (1) KR930004475B1 (de)
CN (1) CN1019025B (de)
AU (1) AU612028B2 (de)
BR (1) BR8907341A (de)
CA (1) CA1337921C (de)
CZ (1) CZ281178B6 (de)
DE (1) DE68909047T2 (de)
FI (1) FI84841C (de)
HU (1) HU207124B (de)
PL (1) PL161929B1 (de)
RU (1) RU1811539C (de)
WO (1) WO1989009290A1 (de)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ237395A (en) * 1990-03-13 1994-07-26 Cra Services Smelt reduction vessel: whirl of gases above molten metal bath reduces loss of liquid and solids
BR9106710A (pt) * 1990-08-01 1993-08-03 Iron Carbide Holdings Ltd Metodo para controlar a conversao de carga de reator contendo ferro em carboneto de ferro
US5137566A (en) * 1990-08-01 1992-08-11 Iron Carbide Holdings, Limited Process for preheating iron-containing reactor feed prior to being treated in a fluidized bed reactor
US5228901A (en) * 1991-02-25 1993-07-20 Idaho Research Foundation, Inc. Partial reduction of particulate iron ores and cyclone reactor
DE4115348C2 (de) * 1991-05-10 2000-08-10 Deutz Ag Verfahren zur Hochtemperaturbehandlung von feinkörnigen Feststoffen in einem Schmelzzyklon
DE4131962C2 (de) * 1991-09-25 1998-03-26 Hismelt Corp Pty Ltd Verfahren und Vorrichtung zur Behandlung von heissen Gasen mit Feststoffen in einem Wirbelbett
US5258054A (en) * 1991-11-06 1993-11-02 Ebenfelt Li W Method for continuously producing steel or semi-steel
NL9500264A (nl) * 1995-02-13 1996-09-02 Hoogovens Staal Bv Werkwijze voor het produceren van vloeibaar ruwijzer.
NL9500600A (nl) * 1995-03-29 1996-11-01 Hoogovens Staal Bv Inrichting voor het produceren van vloeibaar ruwijzer door directe reductie.
AUPN226095A0 (en) 1995-04-07 1995-05-04 Technological Resources Pty Limited A method of producing metals and metal alloys
AT403381B (de) * 1996-06-10 1998-01-26 Voest Alpine Ind Anlagen Verfahren und anlage zum chargieren von metallträgern in eine einschmelzvergasungszone
IT1284200B1 (it) * 1996-07-31 1998-05-08 Sviluppo Materiali Spa Procedimento per la produzione diretta di ghisa a partire da materiale ferrifero ed apparecchiatura idonea per l'esecuzione di
US5810906A (en) * 1996-08-28 1998-09-22 Iron Carbide Holdings, Ltd. Method for preheating feed materials for the production of iron carbide
AUPO426096A0 (en) 1996-12-18 1997-01-23 Technological Resources Pty Limited Method and apparatus for producing metals and metal alloys
AUPO426396A0 (en) 1996-12-18 1997-01-23 Technological Resources Pty Limited A method of producing iron
US6214084B1 (en) * 1997-09-03 2001-04-10 The Boc Group, Inc. Iron manufacturing process
AUPO944697A0 (en) * 1997-09-26 1997-10-16 Technological Resources Pty Limited A method of producing metals and metal alloys
GB9812169D0 (en) 1998-06-05 1998-08-05 Univ Cambridge Tech Purification method
AUPP442598A0 (en) 1998-07-01 1998-07-23 Technological Resources Pty Limited Direct smelting vessel
AUPP483898A0 (en) 1998-07-24 1998-08-13 Technological Resources Pty Limited A direct smelting process & apparatus
MY119760A (en) 1998-07-24 2005-07-29 Tech Resources Pty Ltd A direct smelting process
AUPP554098A0 (en) 1998-08-28 1998-09-17 Technological Resources Pty Limited A process and an apparatus for producing metals and metal alloys
AUPP570098A0 (en) 1998-09-04 1998-10-01 Technological Resources Pty Limited A direct smelting process
AUPP647198A0 (en) 1998-10-14 1998-11-05 Technological Resources Pty Limited A process and an apparatus for producing metals and metal alloys
AUPP805599A0 (en) 1999-01-08 1999-02-04 Technological Resources Pty Limited A direct smelting process
AUPQ083599A0 (en) 1999-06-08 1999-07-01 Technological Resources Pty Limited Direct smelting vessel
AUPQ152299A0 (en) 1999-07-09 1999-08-05 Technological Resources Pty Limited Start-up procedure for direct smelting process
AT407530B (de) * 1999-07-29 2001-04-25 Voest Alpine Ind Anlagen Verfahren zum ausbringen von feinteilchenförmigem material aus einem wirbelbett
AUPQ205799A0 (en) 1999-08-05 1999-08-26 Technological Resources Pty Limited A direct smelting process
AUPQ213099A0 (en) 1999-08-10 1999-09-02 Technological Resources Pty Limited Pressure control
AUPQ308799A0 (en) 1999-09-27 1999-10-21 Technological Resources Pty Limited A direct smelting process
AUPQ346399A0 (en) 1999-10-15 1999-11-11 Technological Resources Pty Limited Stable idle procedure
AUPQ365799A0 (en) 1999-10-26 1999-11-18 Technological Resources Pty Limited A direct smelting apparatus and process
US6602321B2 (en) 2000-09-26 2003-08-05 Technological Resources Pty. Ltd. Direct smelting process
DE10260733B4 (de) 2002-12-23 2010-08-12 Outokumpu Oyj Verfahren und Anlage zur Wärmebehandlung von eisenoxidhaltigen Feststoffen
TWI381897B (zh) * 2004-12-22 2013-01-11 Taiyo Nippon Sanso Corp 金屬超微粉之製造方法
EP2341307A1 (de) * 2009-12-22 2011-07-06 Tata Steel IJmuiden BV Verfahren und Vorrichtung zum kontinuierlichen kombinierten Schmelzen und Stahlherstellung
US9732292B2 (en) 2013-03-20 2017-08-15 Empire Technology Development Llc Corrosion reduction for supercritical water gasification through seeded sacrificial metal
CN106702157A (zh) * 2015-08-01 2017-05-24 江学艺 金属矿的还原处理方法及金属矿的还原处理炉
CN110938725B (zh) * 2019-11-25 2020-10-16 中南大学 一种金属氧化物高效还原系统及方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3033673A (en) * 1960-05-03 1962-05-08 Elektrokemisk As Process of reducing iron oxides
US3997333A (en) * 1975-02-26 1976-12-14 Westinghouse Electric Corporation Process for the reduction of complex metallic ores
US4087274A (en) * 1975-07-04 1978-05-02 Boliden Aktiebolag Method of producing a partially reduced product from finely-divided metal sulphides
SE395017B (sv) * 1975-07-04 1977-07-25 Boliden Ab Forfarande for att ur finfordelade metalloxidhaltiga material framstella en forreducerad produkt, varvid materialet smeltes och reduceras under fall genom ett schakt
US4073642A (en) * 1975-09-04 1978-02-14 Stora Kopparbergs Bergslags Aktiebolag Method for reducing material containing iron oxides
SE419129B (sv) * 1979-05-29 1981-07-13 Stora Kopparbergs Bergslags Ab Anordning for reduktion av finfordelat jernoxidhaltigt material i en cirkulerande flytbedd
DE3273996D1 (en) * 1981-04-28 1986-12-04 Kawasaki Steel Co Methods for melting and refining a powdery ore containing metal oxides and apparatuses for melt-refining said ore
DE3318005C2 (de) * 1983-05-18 1986-02-20 Klöckner CRA Technologie GmbH, 4100 Duisburg Verfahren zur Eisenherstellung
JPH079015B2 (ja) * 1985-07-19 1995-02-01 株式会社神戸製鋼所 鉄鉱石の溶融還元方法
DE3540541A1 (de) * 1985-11-15 1987-05-21 Metallgesellschaft Ag Verfahren zur reduktion von hoeheren metalloxiden zu niedrigen metalloxiden

Also Published As

Publication number Publication date
CN1019025B (zh) 1992-11-11
US4976776A (en) 1990-12-11
PL161929B1 (pl) 1993-08-31
HU892110D0 (en) 1990-12-28
PL278546A1 (en) 1989-12-11
AU3437789A (en) 1989-10-16
KR900700639A (ko) 1990-08-16
DE68909047D1 (de) 1993-10-14
CN1036990A (zh) 1989-11-08
HUT53945A (en) 1990-12-28
CZ189489A3 (en) 1996-02-14
FI882975A (fi) 1989-10-01
JPH0610298B2 (ja) 1994-02-09
FI882975A0 (fi) 1988-06-22
RU1811539C (ru) 1993-04-23
FI84841B (fi) 1991-10-15
CA1337921C (en) 1996-01-16
EP0422004A1 (de) 1991-04-17
BR8907341A (pt) 1991-03-19
JPH03503659A (ja) 1991-08-15
AU612028B2 (en) 1991-06-27
HU207124B (en) 1993-03-01
EP0422004B1 (de) 1993-09-08
KR930004475B1 (ko) 1993-05-27
WO1989009290A1 (en) 1989-10-05
CZ281178B6 (cs) 1996-07-17
FI84841C (sv) 1992-01-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FOSTER WHEELER ENERGIA OY, HELSINKI, FI

8339 Ceased/non-payment of the annual fee