CA1070954A - Methode pour reduire un materiel a fines particules a base d'oxydes de fer dans un lit fluidise - Google Patents

Methode pour reduire un materiel a fines particules a base d'oxydes de fer dans un lit fluidise

Info

Publication number: CA1070954A
Authority: CA; Canada
Prior art keywords: iron oxides; fluid bed; material containing; containing iron; particles
Prior art date: 1974-05-20
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

CA226,753A

Other languages

English (en)

Other versions

CA226753S (en

Inventor

Per H. Collin

Bjorn Widell

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.)

1974-05-20

Filing date

1975-05-12

Publication date

1980-02-05

1975-05-12 Application filed by Stora Kopparbergs Bergslags AB filed Critical Stora Kopparbergs Bergslags AB

1980-02-05 Application granted granted Critical

1980-02-05 Publication of CA1070954A publication Critical patent/CA1070954A/fr

Status Expired legal-status Critical Current

Links

239000000463 material Substances 0.000 title claims abstract description 30
UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims abstract description 27
239000012530 fluid Substances 0.000 title claims abstract description 26
235000013980 iron oxide Nutrition 0.000 title claims abstract description 23
230000001603 reducing effect Effects 0.000 title claims abstract description 15
238000000034 method Methods 0.000 title claims abstract description 13
VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 title claims description 19
239000003575 carbonaceous material Substances 0.000 claims abstract description 25
239000007787 solid Substances 0.000 claims abstract description 11
239000003039 volatile agent Substances 0.000 claims description 13
229910052799 carbon Inorganic materials 0.000 claims description 5
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
229910052760 oxygen Inorganic materials 0.000 claims description 4
239000001301 oxygen Substances 0.000 claims description 4
238000006243 chemical reaction Methods 0.000 claims description 3
239000002803 fossil fuel Substances 0.000 claims description 2
230000036647 reaction Effects 0.000 claims 1
239000002245 particle Substances 0.000 abstract description 32
230000015572 biosynthetic process Effects 0.000 abstract description 5
239000000470 constituent Substances 0.000 abstract 2
239000011818 carbonaceous material particle Substances 0.000 abstract 1
239000003638 chemical reducing agent Substances 0.000 abstract 1
239000007789 gas Substances 0.000 description 22
239000012141 concentrate Substances 0.000 description 13
235000008504 concentrate Nutrition 0.000 description 13
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
239000000571 coke Substances 0.000 description 9
229910052742 iron Inorganic materials 0.000 description 6
238000005755 formation reaction Methods 0.000 description 4
RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
238000002485 combustion reaction Methods 0.000 description 2
230000001419 dependent effect Effects 0.000 description 2
238000005243 fluidization Methods 0.000 description 2
238000001465 metallisation Methods 0.000 description 2
239000011343 solid material Substances 0.000 description 2
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
230000005540 biological transmission Effects 0.000 description 1
239000002802 bituminous coal Substances 0.000 description 1
150000001721 carbon Chemical class 0.000 description 1
229910002091 carbon monoxide Inorganic materials 0.000 description 1
239000003245 coal Substances 0.000 description 1
238000005336 cracking Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000000446 fuel Substances 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
239000003077 lignite Substances 0.000 description 1
238000002844 melting Methods 0.000 description 1
230000008018 melting Effects 0.000 description 1
239000000203 mixture Substances 0.000 description 1
JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
239000000843 powder Substances 0.000 description 1
238000011946 reduction process Methods 0.000 description 1
239000004071 soot Substances 0.000 description 1
239000007921 spray Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1
210000004243 sweat Anatomy 0.000 description 1
238000005406 washing Methods 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
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

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)
Manufacture Of Iron (AREA)
Solid Fuels And Fuel-Associated Substances (AREA)
Crucibles And Fluidized-Bed Furnaces (AREA)

CA226,753A 1974-05-20 1975-05-12 Methode pour reduire un materiel a fines particules a base d'oxydes de fer dans un lit fluidise Expired CA1070954A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE7406695*1A SE384226B (sv)	1974-05-20	1974-05-20	Sett vid reduktion av finfordelade jernoxidhaltiga material i flytbedd

Publications (1)

Publication Number	Publication Date
CA1070954A true CA1070954A (fr)	1980-02-05

Family

ID=20321164

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA226,753A Expired CA1070954A (fr)	1974-05-20	1975-05-12	Methode pour reduire un materiel a fines particules a base d'oxydes de fer dans un lit fluidise

Country Status (11)

Country	Link
JP (1)	JPS50159401A (fr)
BE (1)	BE829170A (fr)
CA (1)	CA1070954A (fr)
DE (1)	DE2521038C3 (fr)
FR (1)	FR2272176B1 (fr)
GB (1)	GB1470938A (fr)
IT (1)	IT1035769B (fr)
LU (1)	LU72504A1 (fr)
NL (1)	NL7505896A (fr)
SE (1)	SE384226B (fr)
SU (1)	SU850012A3 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE419129B (sv)	1979-05-29	1981-07-13	Stora Kopparbergs Bergslags Ab	Anordning for reduktion av finfordelat jernoxidhaltigt material i en cirkulerande flytbedd
AT382165B (de) *	1983-08-18	1987-01-26	Voest Alpine Ag	Verfahren zur herstellung von fluessigem roheisen oder stahlvorprodukten sowie vorrichtung zur durchfuehrung des verfahrens
DE3835332A1 (de) *	1988-10-17	1990-04-19	Ralph Weber	Verfahren zur herstellung von stahl aus feinerz
AT390622B (de) *	1988-10-25	1990-06-11	Voest Alpine Ind Anlagen	Verfahren und anlage zur herstellung von fluessigem roheisen
FR2683829B1 (fr) *	1991-11-19	1994-07-22	Siderurgie Fse Inst Rech	Installation de traitement de reduction du minerai de fer en lit fluidise circulant.
DE10101157A1 (de) *	2001-01-12	2002-07-18	Mg Technologies Ag	Verfahren zum Erzeugen eines Gemisches aus Eisenerz und Schwelkoks

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1186887B (de) *	1959-06-18	1965-02-11	Demag Elektrometallurgie Gmbh	Verfahren und Vorrichtung zur Verhuettung feinkoerniger Eisenerze in einem elektrisch, mittels Elektroden erhitzten Schwebebett aus Feinkohle

1974
- 1974-05-20 SE SE7406695*1A patent/SE384226B/xx not_active IP Right Cessation
1975
- 1975-05-05 GB GB1883375A patent/GB1470938A/en not_active Expired
- 1975-05-12 DE DE2521038A patent/DE2521038C3/de not_active Expired
- 1975-05-12 CA CA226,753A patent/CA1070954A/fr not_active Expired
- 1975-05-16 BE BE156433A patent/BE829170A/fr unknown
- 1975-05-16 LU LU72504A patent/LU72504A1/xx unknown
- 1975-05-16 IT IT49647/75A patent/IT1035769B/it active
- 1975-05-16 FR FR7515443A patent/FR2272176B1/fr not_active Expired
- 1975-05-20 SU SU752136152A patent/SU850012A3/ru active
- 1975-05-20 JP JP50059354A patent/JPS50159401A/ja active Pending
- 1975-05-20 NL NL7505896A patent/NL7505896A/xx not_active Application Discontinuation

Also Published As

Publication number	Publication date
DE2521038C3 (de)	1981-09-17
NL7505896A (nl)	1975-11-24
IT1035769B (it)	1979-10-20
JPS50159401A (fr)	1975-12-24
SE384226B (sv)	1976-04-26
FR2272176A1 (fr)	1975-12-19
BE829170A (fr)	1975-09-15
FR2272176B1 (fr)	1977-12-09
DE2521038A1 (de)	1975-11-27
GB1470938A (en)	1977-04-21
DE2521038B2 (de)	1980-10-09
LU72504A1 (fr)	1975-08-28
SE7406695L (sv)	1975-11-21
AU8094075A (en)	1976-11-11
SU850012A3 (ru)	1981-07-23

Legal Events

Date	Code	Title	Description
1997-02-05	MKEX	Expiry

Publication	Publication Date	Title
US4317677A (en)	1982-03-02	Process for producing liquid crude iron and reduction gas
EP0594557B1 (fr)	2000-02-23	Procédé pour produire de la fonte brute liquide ou des produits d'acier préaffinés liquides
US4969930A (en)	1990-11-13	Process for gasifying or combusting solid carbonaceous material
US3948645A (en)	1976-04-06	Method of carrying out heat-requiring chemical and/or physical processes in a fluidized bed
US5674308A (en)	1997-10-07	Spouted bed circulating fluidized bed direct reduction system and method
JPH0143799B2 (fr)	1989-09-22
CA2073013A1 (fr)	1992-03-12	Procede et dispositif de gazeification de materiaux ou de conversion d'un gaz, et echangeur de chaleur haute temperature permettant la mise en oeuvre du procede
US4374663A (en)	1983-02-22	Method and apparatus for reducing an iron oxide material in a fluidized bed
US4678508A (en)	1987-07-07	Method for fluidized bed reduction of iron ore
CA1070954A (fr)	1980-02-05	Methode pour reduire un materiel a fines particules a base d'oxydes de fer dans un lit fluidise
US4084958A (en)	1978-04-18	Method of reducing finely grained material containing iron oxides in a fluid bed
DE102008043131B4 (de)	2012-09-20	Verfahren und Vorrichtung zum thermochemischen Vergasen fester Brennstoffe
US6562102B1 (en)	2003-05-13	Method for producing liquid pig iron
CN1729273B (zh)	2012-05-23	生产低温焦炭的方法和设备
US2736690A (en)	1956-02-28	Integrated process for coking, agglomerating and calcining hydrocarbon oil
US2807571A (en)	1957-09-24	Fluidized coking of solid carbonaceous materials
EP0533866B1 (fr)	1995-12-06	Procede pour la fabrication de metal liquide a partir de particules d'oxyde metallique fines et four a reduction et a fusion pour la realisation du procede
US2675295A (en)	1954-04-13	Process for rapidly and continuously performing a high temperature endothermic reaction between a solid and a gaseous reactant
US2554264A (en)	1951-05-22	Process for treating hydrocarbon synthesis tail gas
US4411871A (en)	1983-10-25	Apparatus for converting coal
JPH0784624B2 (ja)	1995-09-13	金属酸化物を含有する粉状鉱石からの溶融金属製造方法
JPS5933179B2 (ja)	1984-08-14	還元鉄製造用原料ペレツトの製造法
AT385770B (de)	1988-05-10	Verfahren und vorrichtung zur herstellung von fluessigem roheisen oder stahlvorprodukten
CN107022663A (zh)	2017-08-08	处理褐煤和铁矿石的系统及方法
CN206828557U (zh)	2018-01-02	处理褐煤和铁矿石的系统