ZA200102661B - Method for producing directly reduced, desulfurized iron. - Google Patents

Method for producing directly reduced, desulfurized iron. Download PDF

Info

Publication number: ZA200102661B
Authority: ZA; South Africa
Prior art keywords: zone; iron; process according; hearth furnace; agents
Prior art date: 1998-11-05

Application number

ZA200102661A

Other languages

English (en)

Inventor

Jean-Luc Roth

Romain Frieden

Thomas Hansmann

Marc Solvi

Original Assignee

Wurth Paul 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.)

1998-11-05

Filing date

2001-03-30

Publication date

2002-07-01

2001-03-30 Application filed by Wurth Paul Sa filed Critical Wurth Paul Sa

2002-07-01 Publication of ZA200102661B publication Critical patent/ZA200102661B/en

Links

XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 87
229910052742 iron Inorganic materials 0.000 title claims abstract description 39
238000004519 manufacturing process Methods 0.000 title claims abstract description 10
239000007789 gas Substances 0.000 claims abstract description 33
239000003795 chemical substances by application Substances 0.000 claims abstract description 29
239000003638 chemical reducing agent Substances 0.000 claims abstract description 24
238000000034 method Methods 0.000 claims description 25
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
229910052799 carbon Inorganic materials 0.000 claims description 12
239000007787 solid Substances 0.000 claims description 12
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
239000001301 oxygen Substances 0.000 claims description 8
229910052760 oxygen Inorganic materials 0.000 claims description 8
235000019738 Limestone Nutrition 0.000 claims description 3
239000006028 limestone Substances 0.000 claims description 3
239000001095 magnesium carbonate Substances 0.000 claims description 3
ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 3
229910000021 magnesium carbonate Inorganic materials 0.000 claims description 3
235000014380 magnesium carbonate Nutrition 0.000 claims description 3
238000001033 granulometry Methods 0.000 claims description 2
235000008733 Citrus aurantifolia Nutrition 0.000 claims 1
235000011941 Tilia x europaea Nutrition 0.000 claims 1
239000004571 lime Substances 0.000 claims 1
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 17
239000005864 Sulphur Substances 0.000 description 17
239000003245 coal Substances 0.000 description 9
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 6
229910002091 carbon monoxide Inorganic materials 0.000 description 5
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
238000002485 combustion reaction Methods 0.000 description 4
239000000969 carrier Substances 0.000 description 3
230000000630 rising effect Effects 0.000 description 3
239000002893 slag Substances 0.000 description 3
ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
239000001569 carbon dioxide Substances 0.000 description 2
229910002092 carbon dioxide Inorganic materials 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 2
239000000571 coke Substances 0.000 description 2
239000003077 lignite Substances 0.000 description 2
239000000463 material Substances 0.000 description 2
239000002245 particle Substances 0.000 description 2
239000011343 solid material Substances 0.000 description 2
239000002912 waste gas Substances 0.000 description 2
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical class OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
238000005054 agglomeration Methods 0.000 description 1
230000002776 aggregation Effects 0.000 description 1
239000002802 bituminous coal Substances 0.000 description 1
239000011575 calcium Substances 0.000 description 1
229910052791 calcium Inorganic materials 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
239000000470 constituent Substances 0.000 description 1
239000000428 dust Substances 0.000 description 1
238000010304 firing Methods 0.000 description 1
239000000446 fuel Substances 0.000 description 1
238000002309 gasification Methods 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
229910052739 hydrogen Inorganic materials 0.000 description 1
239000001257 hydrogen Substances 0.000 description 1
125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
229910052500 inorganic mineral Inorganic materials 0.000 description 1
239000011777 magnesium Substances 0.000 description 1
229910052749 magnesium Inorganic materials 0.000 description 1
238000001465 metallisation Methods 0.000 description 1
239000011707 mineral Substances 0.000 description 1
235000010755 mineral Nutrition 0.000 description 1
239000002006 petroleum coke Substances 0.000 description 1
230000008092 positive effect Effects 0.000 description 1
238000011946 reduction process Methods 0.000 description 1
239000011819 refractory material Substances 0.000 description 1
229910052717 sulfur Inorganic materials 0.000 description 1
150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
150000003568 thioethers Chemical class 0.000 description 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
- C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type 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

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Manufacture Of Iron (AREA)
Manufacture And Refinement Of Metals (AREA)
Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)

ZA200102661A 1998-11-05 2001-03-30 Method for producing directly reduced, desulfurized iron. ZA200102661B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
LU90314A LU90314B1 (de)	1998-11-05	1998-11-05	Verfahren zum Herstellen von direkt reduziertem entschwefeltem Eisen

Publications (1)

Publication Number	Publication Date
ZA200102661B true ZA200102661B (en)	2002-07-01

Family

ID=19731780

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA200102661A ZA200102661B (en)	1998-11-05	2001-03-30	Method for producing directly reduced, desulfurized iron.

Country Status (18)

Country	Link
US (1)	US6464752B1 (ko)
EP (1)	EP1137816B1 (ko)
JP (1)	JP2002529598A (ko)
KR (1)	KR20010080043A (ko)
CN (1)	CN1214119C (ko)
AT (1)	ATE221132T1 (ko)
AU (1)	AU749330B2 (ko)
BR (1)	BR9915310A (ko)
CA (1)	CA2345411A1 (ko)
CZ (1)	CZ20011549A3 (ko)
DE (1)	DE59902152D1 (ko)
LU (1)	LU90314B1 (ko)
PL (1)	PL347494A1 (ko)
RU (1)	RU2197530C1 (ko)
SK (1)	SK5972001A3 (ko)
TR (1)	TR200101252T2 (ko)
WO (1)	WO2000028095A1 (ko)
ZA (1)	ZA200102661B (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
LU90766B1 (en) *	2001-04-25	2002-10-28	Wurth Paul Sa	Method of operating a multiple hearth furnace
JP4480766B2 (ja) *	2004-10-13	2010-06-16	ニューレンズ・リミテッド	調節式眼内レンズ（ａｉｏｌ）及びそれを含んでいるａｉｏｌアッセンブリ
JP4979940B2 (ja) *	2005-12-27	2012-07-18	新日本製鐵株式会社	還元鉄の製造方法
KR101384801B1 (ko) *	2012-12-27	2014-04-21	주식회사 포스코	환원철의 제조방법
AU2016301347B2 (en)	2015-08-06	2019-03-07	3M Innovative Properties Company	Filter media for respiratory protection comprising iron-doped manganese oxide

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE552837C (de) *	1927-06-21	1932-06-18	Paul Gredt	Vorrichtung und Verfahren zum Verhuetten von aus Minette gewonnenen Oolithkoernern
US2089782A (en) *	1934-12-14	1937-08-10	Industrimetoder Ab	Process of producing sponge iron
US2792298A (en) *	1954-04-09	1957-05-14	Freeman Horace	Iron oxide reduction
DE1225673B (de) *	1959-07-23	1966-09-29	Kloeckner Humboldt Deutz Ag	Verfahren zur trockenen Reduktion von Eisenerz
US3756804A (en) *	1972-02-16	1973-09-04	Deltech Inc	Process for reclamation of flue dust
US4212452A (en) *	1979-04-30	1980-07-15	Jack Hsieh	Apparatus for the direct reduction of iron ore
BE1008579A6 (fr)	1994-08-18	1996-06-04	Centre Rech Metallurgique	Dispositif pour la fabrication d'une eponge de fer a basse teneur en soufre.
LU90315B1 (de) *	1998-11-05	2000-05-08	Wurth Paul Sa	Verfahren zur thermischen Behandlung schwermetallhaltiger Reststoffe

1998
- 1998-11-05 LU LU90314A patent/LU90314B1/de active
1999
- 1999-11-04 SK SK597-2001A patent/SK5972001A3/sk unknown
- 1999-11-04 JP JP2000581261A patent/JP2002529598A/ja active Pending
- 1999-11-04 BR BR9915310-6A patent/BR9915310A/pt not_active IP Right Cessation
- 1999-11-04 CN CNB998122807A patent/CN1214119C/zh not_active Expired - Fee Related
- 1999-11-04 CA CA002345411A patent/CA2345411A1/en not_active Abandoned
- 1999-11-04 TR TR2001/01252T patent/TR200101252T2/xx unknown
- 1999-11-04 RU RU2001114986/02A patent/RU2197530C1/ru not_active IP Right Cessation
- 1999-11-04 KR KR1020017004423A patent/KR20010080043A/ko not_active IP Right Cessation
- 1999-11-04 PL PL99347494A patent/PL347494A1/xx unknown
- 1999-11-04 EP EP99955955A patent/EP1137816B1/de not_active Expired - Lifetime
- 1999-11-04 US US09/830,561 patent/US6464752B1/en not_active Expired - Fee Related
- 1999-11-04 WO PCT/EP1999/008440 patent/WO2000028095A1/de active IP Right Grant
- 1999-11-04 CZ CZ20011549A patent/CZ20011549A3/cs unknown
- 1999-11-04 AU AU12695/00A patent/AU749330B2/en not_active Ceased
- 1999-11-04 AT AT99955955T patent/ATE221132T1/de not_active IP Right Cessation
- 1999-11-04 DE DE59902152T patent/DE59902152D1/de not_active Expired - Lifetime
2001
- 2001-03-30 ZA ZA200102661A patent/ZA200102661B/en unknown

Also Published As

Publication number	Publication date
CN1214119C (zh)	2005-08-10
RU2197530C1 (ru)	2003-01-27
AU1269500A (en)	2000-05-29
PL347494A1 (en)	2002-04-08
SK5972001A3 (en)	2001-12-03
LU90314B1 (de)	2000-05-08
EP1137816B1 (de)	2002-07-24
JP2002529598A (ja)	2002-09-10
WO2000028095A1 (de)	2000-05-18
CZ20011549A3 (cs)	2001-09-12
CA2345411A1 (en)	2000-05-18
TR200101252T2 (tr)	2001-09-21
US6464752B1 (en)	2002-10-15
ATE221132T1 (de)	2002-08-15
AU749330B2 (en)	2002-06-27
DE59902152D1 (de)	2002-08-29
CN1323358A (zh)	2001-11-21
KR20010080043A (ko)	2001-08-22
BR9915310A (pt)	2001-10-30
EP1137816A1 (de)	2001-10-04

Publication	Publication Date	Title
EP1478603B1 (en)	2005-11-02	Use of high carbon coal ash
EP0063924B2 (en)	1990-03-14	Methods for melting and refining a powdery ore containing metal oxides and apparatuses for melt-refining said ore
CA1050765A (en)	1979-03-20	Method for making steel
US4045214A (en)	1977-08-30	Method for producing steel
KR0131266B1 (ko)	1998-04-17	컨버터를 이용한 철의 제조방법
CS218587B2 (en)	1983-02-25	Method of reduction of the iron oxides
CN1078499A (zh)	1993-11-17	高产率熔融还原法
KR930009970B1 (ko)	1993-10-13	집괴(潗塊)나 광석으로부터 철 및 다른 금속을 제련하는 용광로
AU2003201918B2 (en)	2007-10-04	Process for producing molten iron
AU749330B2 (en)	2002-06-27	Method for producing directly reduced, desulfurized iron
CZ182995A3 (en)	1996-01-17	Coke-heated cupola and process of melting materials based on iron metals
US5066325A (en)	1991-11-19	Cogeneration process for production of energy and iron materials, including steel
AU756767B2 (en)	2003-01-23	Method for producing directly reduced iron in a layered furnace
KR20010074502A (ko)	2001-08-04	강력한 산화철 직접환원 및 고상 폐기물 최소화에 의한제강방법
US5810905A (en)	1998-09-22	Process for making pig iron
US3832158A (en)	1974-08-27	Process for producing metal from metal oxide pellets in a cupola type vessel
US6053962A (en)	2000-04-25	Scrap melting process
CZ20011548A3 (cs)	2001-10-17	Způsob tepelného zpracování zbytkových materiálů obsahujících těľké kovy
TW410234B (en)	2000-11-01	Process for production of directly reduced desulphurised iron
US4144052A (en)	1979-03-13	Process of directly reducing iron-containing oxidic materials
US4268304A (en)	1981-05-19	Direct reduction process in a rotary kiln
JPH11217614A (ja)	1999-08-10	金属の溶融還元製錬方法
JPS62228881A (ja)	1987-10-07	流動層鉱石予備還元炉