ES2248014T3 - Procedimiento de siterizacion de mineral de hierro con emisiones reducidas de gases toxicos por recirculacion del gas residual. - Google Patents
Procedimiento de siterizacion de mineral de hierro con emisiones reducidas de gases toxicos por recirculacion del gas residual.Info
- Publication number
- ES2248014T3 ES2248014T3 ES00301900T ES00301900T ES2248014T3 ES 2248014 T3 ES2248014 T3 ES 2248014T3 ES 00301900 T ES00301900 T ES 00301900T ES 00301900 T ES00301900 T ES 00301900T ES 2248014 T3 ES2248014 T3 ES 2248014T3
- Authority
- ES
- Spain
- Prior art keywords
- feedstock
- air suction
- sintering
- air
- gas
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title claims abstract description 31
- 239000007789 gas Substances 0.000 title claims description 33
- 239000002341 toxic gas Substances 0.000 title description 2
- 229910001608 iron mineral Inorganic materials 0.000 title 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 38
- 238000005245 sintering Methods 0.000 claims abstract description 30
- 239000002912 waste gas Substances 0.000 claims abstract description 22
- 229910052742 iron Inorganic materials 0.000 claims abstract description 19
- 238000000151 deposition Methods 0.000 claims abstract description 3
- 238000004519 manufacturing process Methods 0.000 claims abstract description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 19
- 229910021529 ammonia Inorganic materials 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 229910001868 water Inorganic materials 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 2
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 claims 1
- 239000000567 combustion gas Substances 0.000 claims 1
- 238000000354 decomposition reaction Methods 0.000 claims 1
- 150000002013 dioxins Chemical class 0.000 abstract description 11
- 238000002485 combustion reaction Methods 0.000 abstract description 9
- 231100000331 toxic Toxicity 0.000 description 9
- 230000002588 toxic effect Effects 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 8
- 239000000571 coke Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- KVGZZAHHUNAVKZ-UHFFFAOYSA-N 1,4-Dioxin Chemical compound O1C=COC=C1 KVGZZAHHUNAVKZ-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 4
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 4
- 231100000419 toxicity Toxicity 0.000 description 4
- 230000001988 toxicity Effects 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- -1 pentachlorate furan Chemical compound 0.000 description 3
- 239000002243 precursor Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- IZUPBVBPLAPZRR-UHFFFAOYSA-N pentachlorophenol Chemical compound OC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl IZUPBVBPLAPZRR-UHFFFAOYSA-N 0.000 description 2
- 238000005979 thermal decomposition reaction Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 235000011148 calcium chloride Nutrition 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 238000009770 conventional sintering Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 150000002240 furans Chemical class 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000008263 liquid aerosol Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 235000014214 soft drink Nutrition 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 239000012719 wet electrostatic precipitator Substances 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
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/16—Sintering; Agglomerating
- C22B1/20—Sintering; Agglomerating in sintering machines with movable grates
- C22B1/205—Sintering; Agglomerating in sintering machines with movable grates regulation of the sintering process
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9906323A GB2347940A (en) | 1999-03-19 | 1999-03-19 | Iron ore sintering process with reduced emissions of toxic gases |
| GB9906323 | 1999-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2248014T3 true ES2248014T3 (es) | 2006-03-16 |
Family
ID=10849935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES00301900T Expired - Lifetime ES2248014T3 (es) | 1999-03-19 | 2000-03-08 | Procedimiento de siterizacion de mineral de hierro con emisiones reducidas de gases toxicos por recirculacion del gas residual. |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP1038980B1 (fr) |
| AT (1) | ATE304613T1 (fr) |
| DE (1) | DE60022566T2 (fr) |
| ES (1) | ES2248014T3 (fr) |
| GB (1) | GB2347940A (fr) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB707583A (en) * | 1951-07-03 | 1954-04-21 | Metallgesellschaft Ag | Process of and apparatus for calcining, calcining and sintering, dehydration or drying |
| US3849115A (en) * | 1972-03-24 | 1974-11-19 | Mcdowell Wellman Eng Co | Sintering process |
| US4023960A (en) * | 1972-10-25 | 1977-05-17 | Metallgesellschaft Aktiengesellschaft | Process for cleaning waste gases from sintering plants |
| US3973762A (en) * | 1974-05-17 | 1976-08-10 | Dravo Corporation | Sintering process and apparatus |
| AT352408B (de) * | 1978-03-24 | 1979-09-25 | Voest Ag | Verfahren zum brennen von pellets auf einem wanderrost |
| FR2444720A1 (fr) * | 1978-12-22 | 1980-07-18 | Delattre Levivier | Procede d'utilisation des gaz aspires dans une installation d'agglomeration de minerais et installation d'agglomeration perfectionnee |
| BE877216A (fr) * | 1979-06-22 | 1979-12-24 | Centre Rech Metallurgique | Perfectionnements aux procedes de conduite d'une bande d'agglomeration de minerais |
| FR2540139A1 (fr) * | 1983-01-27 | 1984-08-03 | Lorraine Laminage | Procede d'agglomeration de minerai avec utilisation de combustible gazeux, et installation pour le mettre en oeuvre |
| WO1995027802A1 (fr) * | 1994-04-06 | 1995-10-19 | Steag Aktiengesellschaft | Procede et systeme de traitement thermique de materiaux |
-
1999
- 1999-03-19 GB GB9906323A patent/GB2347940A/en not_active Withdrawn
-
2000
- 2000-03-08 AT AT00301900T patent/ATE304613T1/de not_active IP Right Cessation
- 2000-03-08 DE DE60022566T patent/DE60022566T2/de not_active Expired - Fee Related
- 2000-03-08 ES ES00301900T patent/ES2248014T3/es not_active Expired - Lifetime
- 2000-03-08 EP EP00301900A patent/EP1038980B1/fr not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB2347940A (en) | 2000-09-20 |
| EP1038980A2 (fr) | 2000-09-27 |
| GB9906323D0 (en) | 1999-05-12 |
| EP1038980B1 (fr) | 2005-09-14 |
| EP1038980A3 (fr) | 2000-12-06 |
| DE60022566T2 (de) | 2006-06-14 |
| DE60022566D1 (de) | 2005-10-20 |
| ATE304613T1 (de) | 2005-09-15 |
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