CA1070954A - Method of reducing finely grained material containing iron oxides in a fluid bed - Google Patents
Method of reducing finely grained material containing iron oxides in a fluid bedInfo
- Publication number
- CA1070954A CA1070954A CA226,753A CA226753A CA1070954A CA 1070954 A CA1070954 A CA 1070954A CA 226753 A CA226753 A CA 226753A CA 1070954 A CA1070954 A CA 1070954A
- Authority
- CA
- Canada
- Prior art keywords
- iron oxides
- fluid bed
- material containing
- containing iron
- particles
- Prior art date
- 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
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)
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 (en) | 1980-02-05 |
Family
ID=20321164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA226,753A Expired CA1070954A (en) | 1974-05-20 | 1975-05-12 | Method of reducing finely grained material containing iron oxides in a fluid bed |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS50159401A (de) |
| BE (1) | BE829170A (de) |
| CA (1) | CA1070954A (de) |
| DE (1) | DE2521038C3 (de) |
| FR (1) | FR2272176B1 (de) |
| GB (1) | GB1470938A (de) |
| IT (1) | IT1035769B (de) |
| LU (1) | LU72504A1 (de) |
| NL (1) | NL7505896A (de) |
| SE (1) | SE384226B (de) |
| SU (1) | SU850012A3 (de) |
Families Citing this family (5)
| 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 |
| 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)
| 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 CA CA226,753A patent/CA1070954A/en not_active Expired
- 1975-05-12 DE DE2521038A patent/DE2521038C3/de not_active Expired
- 1975-05-16 BE BE156433A patent/BE829170A/xx unknown
- 1975-05-16 LU LU72504A patent/LU72504A1/xx unknown
- 1975-05-16 FR FR7515443A patent/FR2272176B1/fr not_active Expired
- 1975-05-16 IT IT49647/75A patent/IT1035769B/it active
- 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 |
|---|---|
| LU72504A1 (de) | 1975-08-28 |
| AU8094075A (en) | 1976-11-11 |
| DE2521038B2 (de) | 1980-10-09 |
| GB1470938A (en) | 1977-04-21 |
| FR2272176B1 (de) | 1977-12-09 |
| SE7406695L (sv) | 1975-11-21 |
| DE2521038A1 (de) | 1975-11-27 |
| FR2272176A1 (de) | 1975-12-19 |
| JPS50159401A (de) | 1975-12-24 |
| DE2521038C3 (de) | 1981-09-17 |
| BE829170A (fr) | 1975-09-15 |
| NL7505896A (nl) | 1975-11-24 |
| SE384226B (sv) | 1976-04-26 |
| SU850012A3 (ru) | 1981-07-23 |
| IT1035769B (it) | 1979-10-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |