ITMI20011381A1 - Procedimento di trattamento delle polveri contenute nei fumi di acciaieria con produzione di ghisa - Google Patents
Procedimento di trattamento delle polveri contenute nei fumi di acciaieria con produzione di ghisa Download PDFInfo
- Publication number
- ITMI20011381A1 ITMI20011381A1 IT2001MI001381A ITMI20011381A ITMI20011381A1 IT MI20011381 A1 ITMI20011381 A1 IT MI20011381A1 IT 2001MI001381 A IT2001MI001381 A IT 2001MI001381A IT MI20011381 A ITMI20011381 A IT MI20011381A IT MI20011381 A1 ITMI20011381 A1 IT MI20011381A1
- Authority
- IT
- Italy
- Prior art keywords
- sintering
- station
- process according
- product
- powders
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 33
- 239000003517 fume Substances 0.000 title claims description 24
- 229910001018 Cast iron Inorganic materials 0.000 title claims description 17
- 238000004519 manufacturing process Methods 0.000 title claims description 14
- 238000005245 sintering Methods 0.000 claims description 38
- 239000000843 powder Substances 0.000 claims description 24
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 21
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 235000013980 iron oxide Nutrition 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims description 11
- 238000011068 loading method Methods 0.000 claims description 11
- 230000037452 priming Effects 0.000 claims description 11
- 239000000571 coke Substances 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 7
- 239000008188 pellet Substances 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 238000005453 pelletization Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims description 4
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 235000019738 Limestone Nutrition 0.000 claims description 2
- 239000006028 limestone Substances 0.000 claims description 2
- 230000003068 static effect Effects 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 18
- -1 ferrous metals Chemical class 0.000 description 11
- 150000002739 metals Chemical class 0.000 description 9
- 238000000926 separation method Methods 0.000 description 5
- 229910044991 metal oxide Inorganic materials 0.000 description 4
- 239000000126 substance Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001722 carbon compounds Chemical class 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 150000002013 dioxins Chemical class 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 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
- C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
- C21B13/023—Making spongy iron or liquid steel, by direct processes in shaft furnaces wherein iron or steel is obtained in a molten state
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/006—Starting from ores containing non ferrous metallic oxides
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
-
- 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
- C22B1/2413—Binding; Briquetting ; Granulating enduration of pellets
-
- 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
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/02—Working-up flue dust
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2001MI001381A ITMI20011381A1 (it) | 2001-06-29 | 2001-06-29 | Procedimento di trattamento delle polveri contenute nei fumi di acciaieria con produzione di ghisa |
| AU2002317847A AU2002317847A1 (en) | 2001-06-29 | 2002-06-25 | Method and plant for treating flue gas dust of electric steelmaking furnaces and steel mills using pelletization |
| PCT/EP2002/007052 WO2003002775A2 (fr) | 2001-06-29 | 2002-06-25 | Procede permettant de traiter les poussieres de gueulard de fours electriques de fonte de fer d'acieries |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2001MI001381A ITMI20011381A1 (it) | 2001-06-29 | 2001-06-29 | Procedimento di trattamento delle polveri contenute nei fumi di acciaieria con produzione di ghisa |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ITMI20011381A0 ITMI20011381A0 (it) | 2001-06-29 |
| ITMI20011381A1 true ITMI20011381A1 (it) | 2002-12-29 |
Family
ID=11447969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT2001MI001381A ITMI20011381A1 (it) | 2001-06-29 | 2001-06-29 | Procedimento di trattamento delle polveri contenute nei fumi di acciaieria con produzione di ghisa |
Country Status (3)
| Country | Link |
|---|---|
| AU (1) | AU2002317847A1 (fr) |
| IT (1) | ITMI20011381A1 (fr) |
| WO (1) | WO2003002775A2 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007134725A2 (fr) * | 2006-05-24 | 2007-11-29 | Saudi Basic Industries Corporation | Procédé de recyclage de sous-produits à base de fer dans l'industrie sidérurgique, boulette obtenue au moyen de ce procédé et son utilisation |
| CN110055361B (zh) * | 2019-06-10 | 2020-12-01 | 成渝钒钛科技有限公司 | 焦丁高炉应用技术方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3262771A (en) * | 1963-06-20 | 1966-07-26 | Mcdowell Wellman Eng Co | Recovery of steel and zinc from waste materials |
| US3313617A (en) * | 1964-02-06 | 1967-04-11 | Mcdowell Wellman Eng Co | Iron-containing flux material for steel-making process |
| US3836353A (en) * | 1968-10-18 | 1974-09-17 | C Holley | Pellet reclamation process |
| US3770416A (en) * | 1972-04-17 | 1973-11-06 | Univ Michigan Tech | Treatment of zinc rich steel mill dusts for reuse in steel making processes |
| GB1422232A (en) * | 1973-01-10 | 1976-01-21 | Harsco Corp | Process and system for producing metalized agglomerates and recovery of non-ferrous values from waste materials |
| JPS532121B2 (fr) * | 1973-07-02 | 1978-01-25 | ||
| JPS52111811A (en) * | 1976-03-17 | 1977-09-19 | Kobe Steel Ltd | Preparation of sintered ore of low zinc content |
| DE3042941C2 (de) * | 1980-11-14 | 1984-11-22 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Verfahren zum Abtrennen von Nichteisenmetallen aus eisenhaltigen Stoffen |
| DE3564966D1 (en) * | 1984-01-26 | 1988-10-20 | Sumitomo Heavy Industries | A method for recovering zinc from substances containing a zinc compound |
| JPH10330852A (ja) * | 1997-06-05 | 1998-12-15 | Nippon Steel Corp | 含亜鉛製鉄ダストの脱亜鉛塊成化方法 |
-
2001
- 2001-06-29 IT IT2001MI001381A patent/ITMI20011381A1/it unknown
-
2002
- 2002-06-25 WO PCT/EP2002/007052 patent/WO2003002775A2/fr not_active Ceased
- 2002-06-25 AU AU2002317847A patent/AU2002317847A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| AU2002317847A1 (en) | 2003-03-03 |
| WO2003002775A3 (fr) | 2003-11-20 |
| ITMI20011381A0 (it) | 2001-06-29 |
| WO2003002775A2 (fr) | 2003-01-09 |
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