CA1050766A - Method and means for reducing material containing ferric oxide - Google Patents

Method and means for reducing material containing ferric oxide

Info

Publication number: CA1050766A
Authority: CA; Canada
Prior art keywords: gas; reaction zone; solid; carbonaceous material; molecular oxygen
Prior art date: 1974-03-08
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

CA221,555A

Other languages

English (en)

French (fr)

Other versions

CA221555S (en

Inventor

Sune N. Flink

Per H. Collin

Bjoern Widell

Lothar Reh

Martin Hirsch

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.)

Stora Enso Oyj

Original Assignee

Stora Kopparbergs Bergslags AB

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.)

1974-03-08

Filing date

1975-03-07

Publication date

1979-03-20

1975-03-07 Application filed by Stora Kopparbergs Bergslags AB filed Critical Stora Kopparbergs Bergslags AB

1979-03-20 Application granted granted Critical

1979-03-20 Publication of CA1050766A publication Critical patent/CA1050766A/en

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 27
239000000463 material Substances 0.000 title claims description 39
UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims description 31
NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 title 1
239000003575 carbonaceous material Substances 0.000 claims abstract description 51
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 23
239000000571 coke Substances 0.000 claims abstract description 15
229910052742 iron Inorganic materials 0.000 claims abstract description 10
238000006243 chemical reaction Methods 0.000 claims description 84
239000007789 gas Substances 0.000 claims description 83
239000011343 solid material Substances 0.000 claims description 32
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 30
229910001882 dioxygen Inorganic materials 0.000 claims description 30
235000013980 iron oxide Nutrition 0.000 claims description 29
239000007787 solid Substances 0.000 claims description 28
VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims description 25
229910001868 water Inorganic materials 0.000 claims description 21
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 20
229910002092 carbon dioxide Inorganic materials 0.000 claims description 17
239000012530 fluid Substances 0.000 claims description 14
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
238000001816 cooling Methods 0.000 claims description 11
239000001569 carbon dioxide Substances 0.000 claims description 10
238000002485 combustion reaction Methods 0.000 claims description 6
239000007788 liquid Substances 0.000 claims description 6
238000000926 separation method Methods 0.000 claims description 6
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
229910052799 carbon Inorganic materials 0.000 claims description 4
239000000428 dust Substances 0.000 claims description 4
238000007885 magnetic separation Methods 0.000 claims description 4
239000001301 oxygen Substances 0.000 claims description 4
229910052760 oxygen Inorganic materials 0.000 claims description 4
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
230000008030 elimination Effects 0.000 claims description 3
238000003379 elimination reaction Methods 0.000 claims description 3
230000000694 effects Effects 0.000 claims description 2
239000001257 hydrogen Substances 0.000 claims description 2
229910052739 hydrogen Inorganic materials 0.000 claims description 2
230000001590 oxidative effect Effects 0.000 claims description 2
VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 claims 6
230000003134 recirculating effect Effects 0.000 claims 1
238000004064 recycling Methods 0.000 claims 1
239000002245 particle Substances 0.000 abstract description 8
238000005243 fluidization Methods 0.000 abstract description 6
230000001771 impaired effect Effects 0.000 abstract 1
239000000543 intermediate Substances 0.000 description 13
239000003921 oil Substances 0.000 description 6
238000005054 agglomeration Methods 0.000 description 4
230000002776 aggregation Effects 0.000 description 4
239000012141 concentrate Substances 0.000 description 4
238000013021 overheating Methods 0.000 description 4
RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 3
239000003830 anthracite Substances 0.000 description 3
229960004424 carbon dioxide Drugs 0.000 description 3
239000006148 magnetic separator Substances 0.000 description 3
238000009835 boiling Methods 0.000 description 2
239000003638 chemical reducing agent Substances 0.000 description 2
239000000446 fuel Substances 0.000 description 2
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
235000002918 Fraxinus excelsior Nutrition 0.000 description 1
VCUFZILGIRCDQQ-KRWDZBQOSA-N N-[[(5S)-2-oxo-3-(2-oxo-3H-1,3-benzoxazol-6-yl)-1,3-oxazolidin-5-yl]methyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C1O[C@H](CN1C1=CC2=C(NC(O2)=O)C=C1)CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F VCUFZILGIRCDQQ-KRWDZBQOSA-N 0.000 description 1
-1 air Chemical compound 0.000 description 1
239000012670 alkaline solution Substances 0.000 description 1
239000002956 ash Substances 0.000 description 1
238000000889 atomisation Methods 0.000 description 1
238000007664 blowing Methods 0.000 description 1
229910002091 carbon monoxide Inorganic materials 0.000 description 1
229910002090 carbon oxide Inorganic materials 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
239000003245 coal Substances 0.000 description 1
239000002817 coal dust Substances 0.000 description 1
238000004939 coking Methods 0.000 description 1
239000000470 constituent Substances 0.000 description 1
230000000332 continued effect Effects 0.000 description 1
239000002826 coolant Substances 0.000 description 1
230000007423 decrease Effects 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
238000007872 degassing Methods 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
238000007865 diluting Methods 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
239000000155 melt Substances 0.000 description 1
238000002844 melting Methods 0.000 description 1
230000008018 melting Effects 0.000 description 1
238000001465 metallisation Methods 0.000 description 1
239000000203 mixture Substances 0.000 description 1
230000007935 neutral effect Effects 0.000 description 1
230000001737 promoting effect Effects 0.000 description 1
239000000243 solution Substances 0.000 description 1
239000000126 substance Substances 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
- C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the 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
- Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
- 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)
Dispersion Chemistry (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Manufacture And Refinement Of Metals (AREA)

CA221,555A 1974-03-08 1975-03-07 Method and means for reducing material containing ferric oxide Expired CA1050766A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE7403145A SE384225B (sv)	1974-03-08	1974-03-08	Sett och anordning for reduktion av finfordelat jernoxidhaltigt material

Publications (1)

Publication Number	Publication Date
CA1050766A true CA1050766A (en)	1979-03-20

Family

ID=20320462

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA221,555A Expired CA1050766A (en)	1974-03-08	1975-03-07	Method and means for reducing material containing ferric oxide

Country Status (10)

Country	Link
JP (1)	JPS5844722B2 (xx)
BE (1)	BE826501A (xx)
CA (1)	CA1050766A (xx)
DE (1)	DE2510116C2 (xx)
FR (1)	FR2263305B1 (xx)
GB (1)	GB1506170A (xx)
IT (1)	IT1032263B (xx)
LU (1)	LU72012A1 (xx)
NL (1)	NL181670C (xx)
SE (1)	SE384225B (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4094665A (en) *	1977-05-13	1978-06-13	Stora Kopparbergs Bergslags Ab	Method for simultaneous combined production of electrical energy and crude iron
JPS54152615A (en) *	1978-05-24	1979-12-01	Ishikawajima Harima Heavy Ind Co Ltd	Suspended layer type direct reduction iron making process
GB2034679B (en) *	1978-11-14	1982-05-19	Coal Industry Patents Ltd	Heating slurries
SE419100B (sv) *	1979-03-01	1981-07-13	Lindstroem O	Sett for reduktion av finfordelat jernoxidhaltigt material
SE419129B (sv) *	1979-05-29	1981-07-13	Stora Kopparbergs Bergslags Ab	Anordning for reduktion av finfordelat jernoxidhaltigt material i en cirkulerande flytbedd
FR2683830B1 (fr) *	1991-11-19	1994-04-08	Irsid	Installation de reduction du minerai de fer en lit fluidise circulant.
FI92223C (sv) *	1992-01-24	1994-10-10	Ahlstroem Oy	Förfarande för reduktion av metalloxidhaltigt material i fast fas
CN100371086C (zh) *	2006-01-24	2008-02-27	庞德明	干式离心选矿机
DE102010022773B4 (de) *	2010-06-04	2012-10-04	Outotec Oyj	Verfahren und Anlage zur Erzeugung von Roheisen
CN105271164B (zh) *	2014-07-17	2019-08-20	山东大展纳米材料有限公司	一种连续化制备碳纳米管的装置及方法
EP3418309A1 (en)	2017-06-20	2018-12-26	Borealis AG	A method, an arrangement and use of an arrangement of preparing polymer

1974
- 1974-03-08 SE SE7403145A patent/SE384225B/xx not_active IP Right Cessation
1975
- 1975-03-07 CA CA221,555A patent/CA1050766A/en not_active Expired
- 1975-03-07 DE DE2510116A patent/DE2510116C2/de not_active Expired
- 1975-03-07 FR FR7507186A patent/FR2263305B1/fr not_active Expired
- 1975-03-08 JP JP50028568A patent/JPS5844722B2/ja not_active Expired
- 1975-03-10 GB GB991975A patent/GB1506170A/en not_active Expired
- 1975-03-10 LU LU72012A patent/LU72012A1/xx unknown
- 1975-03-10 IT IT4853875A patent/IT1032263B/it active
- 1975-03-10 BE BE154192A patent/BE826501A/xx not_active IP Right Cessation
- 1975-03-10 NL NL7502826A patent/NL181670C/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
LU72012A1 (xx)	1977-01-31
NL181670C (nl)	1987-10-01
SE7403145L (sv)	1975-09-25
IT1032263B (it)	1979-05-30
NL181670B (nl)	1987-05-04
AU7891975A (en)	1976-09-16
FR2263305B1 (xx)	1978-10-06
FR2263305A1 (xx)	1975-10-03
DE2510116A1 (de)	1975-09-11
JPS5844722B2 (ja)	1983-10-05
JPS5110115A (xx)	1976-01-27
NL7502826A (nl)	1975-09-10
DE2510116C2 (de)	1987-02-26
BE826501A (fr)	1975-09-10
GB1506170A (en)	1978-04-05
SE384225B (sv)	1976-04-26

Publication	Publication Date	Title
US4073642A (en)	1978-02-14	Method for reducing material containing iron oxides
US4929255A (en)	1990-05-29	Method for gasifying or combusting solid carbonaceous material
US4806158A (en)	1989-02-21	Process of reducing fine-grained iron-containing material by means of solid carbonaceous reducing agents
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US9181594B2 (en)	2015-11-10	Process and device for producing pig iron or liquid steel precursors
CA1050766A (en)	1979-03-20	Method and means for reducing material containing ferric oxide
RU2070936C1 (ru)	1996-12-27	Способ обработки газов и твердых частиц в кипящем слое и устройство для его осуществления
US5674308A (en)	1997-10-07	Spouted bed circulating fluidized bed direct reduction system and method
WO1989009290A1 (en)	1989-10-05	Method and apparatus for reduction of material containing metal oxide
US5198019A (en)	1993-03-30	Manufacture of iron and steel in a duplex smelter and solid state oxide suspension prereducer
US3928021A (en)	1975-12-23	Process of reducing iron ores
JP3543837B2 (ja)	2004-07-21	固形状含炭素還元剤を用いて含酸化鉄原料を直接還元する方法
GB2068769A (en)	1981-08-19	Method and apparatus for reducing an iron oxide material in a fluidized bed
US4094665A (en)	1978-06-13	Method for simultaneous combined production of electrical energy and crude iron
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WO2004056941A1 (en)	2004-07-08	Method and plant for producing low-temperature coke
US3909244A (en)	1975-09-30	Process for directly reducing iron ores in the solid state under pressure
CA2566157A1 (en)	2005-12-08	A direct reduction process and apparatus
AU680117B2 (en)	1997-07-17	A circulating fluidized bed direct reduction system
CA2136692A1 (en)	1995-06-14	Method and apparatus for producing iron
JP4250203B2 (ja)	2009-04-08	金属鉱石還元用の還元ガスを製造する方法
US4207093A (en)	1980-06-10	Process for reducing metal oxide containing ores
EP0545387A1 (en)	1993-06-09	Method and apparatus for gasifying or combusting solid carbonaceous material
US3190744A (en)	1965-06-22	Process for magnetic reduction of iron ore
KR850001505B1 (ko)	1985-10-11	회전로에서의 산화철함유물질의 직접 환원법