UA111829C2 - Спосіб прямого плавлення - Google Patents

Спосіб прямого плавлення

Info

Publication number
UA111829C2
UA111829C2 UAA201304514A UAA201304514A UA111829C2 UA 111829 C2 UA111829 C2 UA 111829C2 UA A201304514 A UAA201304514 A UA A201304514A UA A201304514 A UAA201304514 A UA A201304514A UA 111829 C2 UA111829 C2 UA 111829C2
Authority
UA
Ukraine
Prior art keywords
direct melting
slag
vessel
direct smelting
molten bath
Prior art date
Application number
UAA201304514A
Other languages
English (en)
Inventor
Родні Джеймс Драй
Жак Пілот
Original Assignee
Текнолоджікал Ресорсіз Пітівай. Лімітед
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 AU2010904166A external-priority patent/AU2010904166A0/en
Application filed by Текнолоджікал Ресорсіз Пітівай. Лімітед filed Critical Текнолоджікал Ресорсіз Пітівай. Лімітед
Publication of UA111829C2 publication Critical patent/UA111829C2/uk

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B13/00Making spongy iron or liquid steel, by direct processes
    • C21B13/0006Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00General methods of reducing to metals
    • C22B5/02Dry methods smelting of sulfides or formation of mattes
    • C22B5/10Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B11/00Making pig-iron other than in blast furnaces
    • C21B11/02Making pig-iron other than in blast furnaces in low shaft furnaces or shaft furnaces
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B13/00Making spongy iron or liquid steel, by direct processes
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B13/00Making spongy iron or liquid steel, by direct processes
    • C21B13/0006Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B5/00Making pig-iron in the blast furnace
    • C21B5/04Making slag of special composition
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52Manufacture of steel in electric furnaces
    • C21C5/54Processes yielding slags of special composition
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/10Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Abstract

У способі прямого плавлення на основі ванни розплаву регулюють умови процесу в ємності прямого плавлення так, щоб рідкий шлак у ванні розплаву металу і шлаку в ємності мав в'язкість 0,5-5 пуазів в інтервалі робочих температур процесу.
UAA201304514A 2010-09-15 2011-09-15 Спосіб прямого плавлення UA111829C2 (uk)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2010904166A AU2010904166A0 (en) 2010-09-15 Direct Smelting Process
PCT/AU2011/001194 WO2012034184A1 (en) 2010-09-15 2011-09-15 Direct smelting process

Publications (1)

Publication Number Publication Date
UA111829C2 true UA111829C2 (uk) 2016-06-24

Family

ID=45830875

Family Applications (1)

Application Number Title Priority Date Filing Date
UAA201304514A UA111829C2 (uk) 2010-09-15 2011-09-15 Спосіб прямого плавлення

Country Status (14)

Country Link
US (1) US10000821B2 (uk)
EP (1) EP2616562B1 (uk)
JP (1) JP5877838B2 (uk)
KR (1) KR101903434B1 (uk)
CN (1) CN103108967B (uk)
AU (1) AU2011301784B2 (uk)
BR (1) BR112013006130B1 (uk)
CA (1) CA2811123C (uk)
ES (1) ES2847874T3 (uk)
NZ (1) NZ608909A (uk)
PL (1) PL2616562T3 (uk)
RU (1) RU2591925C2 (uk)
UA (1) UA111829C2 (uk)
WO (1) WO2012034184A1 (uk)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
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KR101903434B1 (ko) 2010-09-15 2018-10-02 타타 스틸 리미티드 직접 제련 방법
EP2877606B1 (en) * 2012-07-25 2018-08-15 Tata Steel Limited Starting a smelting process
FI127188B (en) * 2015-04-10 2018-01-15 Outotec Finland Oy METHOD AND ORGANIZATION FOR USING A METALLURGICAL OVEN AND COMPUTER SOFTWARE PRODUCT
CN105314897B (zh) * 2015-11-26 2017-09-26 鞍山钢铁集团公司矿渣开发公司 一种利用铁尾矿调整高炉渣粘度系数的方法
CN114672602B (zh) * 2022-04-15 2023-06-06 黑龙江建龙钢铁有限公司 一种焦炉煤气气基竖炉冶炼钒钛矿-电炉熔分深还原的方法
WO2023244479A1 (en) 2022-06-15 2023-12-21 Nucor Corporation A direct bath smelting process with management of peripheral cold zones at the metal-slag interface

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US3522356A (en) 1968-05-27 1970-07-28 Leonard E Olds Electric furnace corona melting process
US3850615A (en) * 1970-11-24 1974-11-26 Du Pont Method of ilmenite reduction
US3765868A (en) 1971-07-07 1973-10-16 Nl Industries Inc Method for the selective recovery of metallic iron and titanium oxide values from ilmenites
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US5746805A (en) * 1995-07-18 1998-05-05 Metallgesellschaft Aktiengesellschaft Process for the continuous manufacture of steel
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KR101903434B1 (ko) 2010-09-15 2018-10-02 타타 스틸 리미티드 직접 제련 방법
BR102013026712A2 (pt) * 2012-10-17 2014-09-30 Warb Trust No 1 Trust 13337 99 Processo par a preparação de uma nova composição de ligação dotada de propriedades de resistência à água e de dureza aprimoradas

Also Published As

Publication number Publication date
KR20130137631A (ko) 2013-12-17
WO2012034184A1 (en) 2012-03-22
CN103108967B (zh) 2015-06-17
EP2616562B1 (en) 2020-11-25
US20130180361A1 (en) 2013-07-18
PL2616562T3 (pl) 2021-05-17
KR101903434B1 (ko) 2018-10-02
BR112013006130B1 (pt) 2018-09-04
RU2013116982A (ru) 2014-10-20
ES2847874T3 (es) 2021-08-04
EP2616562A4 (en) 2017-05-24
CA2811123A1 (en) 2012-03-22
AU2011301784B2 (en) 2015-01-22
US10000821B2 (en) 2018-06-19
EP2616562A1 (en) 2013-07-24
BR112013006130A2 (pt) 2016-06-07
JP5877838B2 (ja) 2016-03-08
CA2811123C (en) 2018-06-26
AU2011301784A1 (en) 2013-05-02
JP2013537259A (ja) 2013-09-30
NZ608909A (en) 2015-02-27
RU2591925C2 (ru) 2016-07-20
CN103108967A (zh) 2013-05-15

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