ATE269419T1 - Verfahren zur einschränkung des auslaugungsverlustes bei der reduktion von feinem eisenerz im fluidatbett - Google Patents

Verfahren zur einschränkung des auslaugungsverlustes bei der reduktion von feinem eisenerz im fluidatbett

Info

Publication number: ATE269419T1
Authority: AT; Austria
Prior art keywords: iron ore; fine iron; fluidate; bed; reduction
Prior art date: 1999-12-16

Application number

AT99959988T

Other languages

English (en)

Inventor

Heung Kang

Pohang-Si Nam-Ku

Uoo-Chang Chung

Nam-Ku Pohang-Si Dong

Hang-Goo Kim

Sun-Kwang Jeong

Nag-Joon Choi

Pohang-Si Ku

A Voest Zschetzsche

Udo Voest Gennari

F Voest Hauzenberger

Original Assignee

Po Hang Iron & Steel

Res Inst Ind Science & Tech

Voest Alpine Ind Anlagen

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.)

1999-12-16

Filing date

1999-12-16

Publication date

2004-07-15

1999-12-16 Application filed by Po Hang Iron & Steel, Res Inst Ind Science & Tech, Voest Alpine Ind Anlagen filed Critical Po Hang Iron & Steel

2004-07-15 Application granted granted Critical

2004-07-15 Publication of ATE269419T1 publication Critical patent/ATE269419T1/de

Links

XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title abstract 12
229910052742 iron Inorganic materials 0.000 title abstract 6
238000000034 method Methods 0.000 title abstract 4
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 4
229910000019 calcium carbonate Inorganic materials 0.000 abstract 2
235000010216 calcium carbonate Nutrition 0.000 abstract 2
239000002245 particle Substances 0.000 abstract 2
235000019738 Limestone Nutrition 0.000 abstract 1
239000011248 coating agent Substances 0.000 abstract 1
238000000576 coating method Methods 0.000 abstract 1
230000003247 decreasing effect Effects 0.000 abstract 1
239000010459 dolomite Substances 0.000 abstract 1
229910000514 dolomite Inorganic materials 0.000 abstract 1
238000001035 drying Methods 0.000 abstract 1
239000006028 limestone Substances 0.000 abstract 1
239000001095 magnesium carbonate Substances 0.000 abstract 1
229910000021 magnesium carbonate Inorganic materials 0.000 abstract 1
235000014380 magnesium carbonate Nutrition 0.000 abstract 1
ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 abstract 1
239000010802 sludge Substances 0.000 abstract 1

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
- C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
- 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
- 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
- Y02P10/20—Recycling

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Mechanical Engineering (AREA)
Dispersion Chemistry (AREA)
Manufacture And Refinement Of Metals (AREA)
Manufacture Of Iron (AREA)
Crucibles And Fluidized-Bed Furnaces (AREA)

AT99959988T 1999-12-16 1999-12-16 Verfahren zur einschränkung des auslaugungsverlustes bei der reduktion von feinem eisenerz im fluidatbett ATE269419T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/KR1999/000776 WO2001044518A1 (en)	1999-12-16	1999-12-16	Method for decreasing elutriation loss of fine iron ore in fluidized bed type reducing operation

Publications (1)

Publication Number	Publication Date
ATE269419T1 true ATE269419T1 (de)	2004-07-15

Family

ID=19571236

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT99959988T ATE269419T1 (de)	1999-12-16	1999-12-16	Verfahren zur einschränkung des auslaugungsverlustes bei der reduktion von feinem eisenerz im fluidatbett

Country Status (8)

Country	Link
EP (1)	EP1157136B1 (de)
JP (1)	JP2003517097A (de)
AT (1)	ATE269419T1 (de)
AU (1)	AU757017B2 (de)
CA (1)	CA2363102C (de)
DE (1)	DE69918183T2 (de)
UA (1)	UA72754C2 (de)
WO (1)	WO2001044518A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AT508775B1 (de) *	2009-10-16	2011-04-15	Siemens Vai Metals Tech Gmbh	Verfahren und vorrichtung zur herstellung von flüssigem roheisen in einem einschmelzvergaser unter nutzung von kohlenstoffhaltigem schlamm
RU2706273C1 (ru) *	2019-03-27	2019-11-15	федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский горный университет"	Способ получения гранулированного шлака

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SU943307A1 (ru) *	1980-12-30	1982-07-15	Донецкий научно-исследовательский институт черной металлургии	Способ усреднени агломерационной шихты
JPH0751725B2 (ja) *	1988-09-02	1995-06-05	川崎製鉄株式会社	流動層予備還元炉の立上げ方法
JPH0637657B2 (ja) *	1990-01-22	1994-05-18	川崎製鉄株式会社	粉状鉄鉱石の循環流動層予備還元方法
RU2016099C1 (ru) *	1990-08-26	1994-07-15	Акционерное общество открытого типа "Всероссийского алюминиево-магниевый институт"	Способ производства железорудного агломерата
DE4437549C2 (de) *	1994-10-20	1996-08-08	Metallgesellschaft Ag	Verfahren zur Herstellung von metallischem Eisen aus feinkörnigem Eisenerz

1999
- 1999-12-16 JP JP2001545595A patent/JP2003517097A/ja active Pending
- 1999-12-16 AU AU16942/00A patent/AU757017B2/en not_active Ceased
- 1999-12-16 EP EP99959988A patent/EP1157136B1/de not_active Expired - Lifetime
- 1999-12-16 UA UA2001096332A patent/UA72754C2/uk unknown
- 1999-12-16 DE DE69918183T patent/DE69918183T2/de not_active Expired - Lifetime
- 1999-12-16 CA CA002363102A patent/CA2363102C/en not_active Expired - Fee Related
- 1999-12-16 WO PCT/KR1999/000776 patent/WO2001044518A1/en not_active Ceased
- 1999-12-16 AT AT99959988T patent/ATE269419T1/de active

Also Published As

Publication number	Publication date
CA2363102A1 (en)	2001-06-21
UA72754C2 (en)	2005-04-15
DE69918183D1 (de)	2004-07-22
AU757017B2 (en)	2003-01-30
WO2001044518A1 (en)	2001-06-21
JP2003517097A (ja)	2003-05-20
EP1157136B1 (de)	2004-06-16
DE69918183T2 (de)	2005-07-28
EP1157136A1 (de)	2001-11-28
CA2363102C (en)	2007-05-22
AU1694200A (en)	2001-06-25

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Legal Events

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2005-03-15

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