CA2534863A1 - Procede et installation pour la reduction de matieres solides contenant de l'oxyde de fer - Google Patents
Procede et installation pour la reduction de matieres solides contenant de l'oxyde de fer Download PDFInfo
- Publication number
- CA2534863A1 CA2534863A1 CA002534863A CA2534863A CA2534863A1 CA 2534863 A1 CA2534863 A1 CA 2534863A1 CA 002534863 A CA002534863 A CA 002534863A CA 2534863 A CA2534863 A CA 2534863A CA 2534863 A1 CA2534863 A1 CA 2534863A1
- Authority
- CA
- Canada
- Prior art keywords
- stage
- solids
- preheating
- magnesite
- iron oxide
- 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.)
- Abandoned
Links
- 239000007787 solid Substances 0.000 title claims abstract description 56
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 29
- 230000008569 process Effects 0.000 title claims abstract description 29
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 76
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims abstract description 41
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims abstract description 39
- 239000001095 magnesium carbonate Substances 0.000 claims abstract description 39
- 235000014380 magnesium carbonate Nutrition 0.000 claims abstract description 39
- 229910052742 iron Inorganic materials 0.000 claims abstract description 38
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 26
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 238000001354 calcination Methods 0.000 claims description 37
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 37
- 229960005191 ferric oxide Drugs 0.000 claims description 37
- 235000013980 iron oxide Nutrition 0.000 claims description 37
- 230000009467 reduction Effects 0.000 claims description 23
- 239000002912 waste gas Substances 0.000 claims description 11
- 239000003638 chemical reducing agent Substances 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 8
- 238000011144 upstream manufacturing Methods 0.000 claims description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 6
- 238000001465 metallisation Methods 0.000 claims description 5
- 230000003134 recirculating effect Effects 0.000 claims description 3
- 230000004907 flux Effects 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- -1 iron ore Chemical compound 0.000 abstract 1
- 238000006722 reduction reaction Methods 0.000 description 22
- 241000243142 Porifera Species 0.000 description 17
- 235000012461 sponges Nutrition 0.000 description 17
- 239000000654 additive Substances 0.000 description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000002542 deteriorative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 208000036366 Sensation of pressure Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012717 electrostatic precipitator Substances 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- 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
- C22B5/18—Reducing step-by-step
-
- 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
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/008—Use of special additives or fluxing agents
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0086—Conditioning, transformation of reduced iron ores
-
- 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
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/248—Binding; Briquetting ; Granulating of metal scrap or alloys
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Dispersion Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10336676A DE10336676C5 (de) | 2003-08-09 | 2003-08-09 | Verfahren und Anlage zur Reduktion von eisenoxidhaltigen Feststoffen |
| DE10336676.8 | 2003-08-09 | ||
| PCT/EP2004/007904 WO2005014866A2 (fr) | 2003-08-09 | 2004-07-16 | Procede et installation pour la reduction de matieres solides contenant de l'oxyde de fer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2534863A1 true CA2534863A1 (fr) | 2005-02-17 |
Family
ID=34129525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002534863A Abandoned CA2534863A1 (fr) | 2003-08-09 | 2004-07-16 | Procede et installation pour la reduction de matieres solides contenant de l'oxyde de fer |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20070079666A1 (fr) |
| CN (1) | CN100366757C (fr) |
| AU (1) | AU2004262646A1 (fr) |
| BR (1) | BRPI0413371A (fr) |
| CA (1) | CA2534863A1 (fr) |
| DE (1) | DE10336676C5 (fr) |
| EA (1) | EA011430B1 (fr) |
| WO (1) | WO2005014866A2 (fr) |
| ZA (1) | ZA200600898B (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009038052B4 (de) | 2009-08-19 | 2012-09-27 | Wolfgang Krumm | Verhüttungsverfahren durch Einsatz eines vorreduzierten Ilmeniterzstromes und/oder Hämatiterzstromes |
| DE102015107433A1 (de) * | 2015-05-12 | 2016-11-17 | Outotec (Finland) Oy | Verfahren und Anlage zur Produktion von kalziniertem Petrolkoks |
| DE102016103349A1 (de) * | 2016-02-25 | 2017-08-31 | Outotec (Finland) Oy | Verfahren und Vorrichtung zur thermischen Behandlung eines verunreinigten Feststoffes |
| CN109136539B (zh) * | 2018-07-05 | 2020-06-23 | 沈阳化工大学 | 一种流化床两段气化与闪速轻烧菱镁矿一体化工艺 |
| CN115341061B (zh) * | 2021-05-13 | 2024-01-02 | 中国科学院过程工程研究所 | 一种钒钛磁铁矿细粉高效流态化还原的方法 |
| DE102021205828A1 (de) * | 2021-06-09 | 2022-12-15 | Refratechnik Holding Gmbh | Verfahren und Vorrichtung zur Herstellung eines calcinierten Materials |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2792298A (en) * | 1954-04-09 | 1957-05-14 | Freeman Horace | Iron oxide reduction |
| US3393066A (en) * | 1964-09-21 | 1968-07-16 | Exxon Research Engineering Co | Process for reduction of iron ore in staged fluid beds without bogging |
| DE1458756A1 (de) * | 1964-09-21 | 1969-02-06 | Esso Res & Engineering Company | Verfahren zur Herstellung von Eisenschwamm aus oxydischen Eisenerzen |
| AT404735B (de) * | 1992-10-22 | 1999-02-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten |
| DE4410093C1 (de) * | 1994-03-24 | 1995-03-09 | Metallgesellschaft Ag | Verfahren zur Direktreduktion von Eisenoxide enthaltenden Stoffen |
| EP0630975B1 (fr) * | 1993-06-19 | 1997-07-23 | Metallgesellschaft Ag | Procédé de réduction directe de matières contenant de l'oxyde de fer |
| CA2281595A1 (fr) * | 1997-12-20 | 1999-07-01 | Min Young Cho | Appareil permettant de fabriquer de la fonte brute en fusion et du fer reduit a l'aide d'un lit fluidise et procede s'y rapportant |
-
2003
- 2003-08-09 DE DE10336676A patent/DE10336676C5/de not_active Expired - Lifetime
-
2004
- 2004-07-08 ZA ZA200600898A patent/ZA200600898B/en unknown
- 2004-07-16 CN CNB2004800208324A patent/CN100366757C/zh not_active Expired - Lifetime
- 2004-07-16 CA CA002534863A patent/CA2534863A1/fr not_active Abandoned
- 2004-07-16 EA EA200600389A patent/EA011430B1/ru not_active IP Right Cessation
- 2004-07-16 BR BRPI0413371-4A patent/BRPI0413371A/pt not_active IP Right Cessation
- 2004-07-16 WO PCT/EP2004/007904 patent/WO2005014866A2/fr active Application Filing
- 2004-07-16 AU AU2004262646A patent/AU2004262646A1/en not_active Abandoned
- 2004-07-16 US US10/567,821 patent/US20070079666A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| CN100366757C (zh) | 2008-02-06 |
| BRPI0413371A (pt) | 2006-10-17 |
| WO2005014866A2 (fr) | 2005-02-17 |
| DE10336676C5 (de) | 2011-03-31 |
| ZA200600898B (en) | 2007-05-30 |
| EA200600389A1 (ru) | 2006-08-25 |
| US20070079666A1 (en) | 2007-04-12 |
| DE10336676B4 (de) | 2005-09-29 |
| DE10336676A1 (de) | 2005-03-17 |
| WO2005014866A3 (fr) | 2005-03-31 |
| EA011430B1 (ru) | 2009-02-27 |
| AU2004262646A1 (en) | 2005-02-17 |
| CN1826416A (zh) | 2006-08-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Dead |