FR2683228A1 - Procede et dispositif de lavage des gaz de hauts fourneaux. - Google Patents
Procede et dispositif de lavage des gaz de hauts fourneaux. Download PDFInfo
- Publication number
- FR2683228A1 FR2683228A1 FR9113599A FR9113599A FR2683228A1 FR 2683228 A1 FR2683228 A1 FR 2683228A1 FR 9113599 A FR9113599 A FR 9113599A FR 9113599 A FR9113599 A FR 9113599A FR 2683228 A1 FR2683228 A1 FR 2683228A1
- Authority
- FR
- France
- Prior art keywords
- water
- gases
- blast furnace
- alkaline
- dust
- 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.)
- Granted
Links
- 239000007789 gas Substances 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000008569 process Effects 0.000 title abstract description 5
- 238000005201 scrubbing Methods 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 87
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 239000007787 solid Substances 0.000 claims abstract description 13
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 10
- 238000002156 mixing Methods 0.000 claims abstract description 4
- 238000005406 washing Methods 0.000 claims description 29
- 238000009434 installation Methods 0.000 claims description 11
- 239000012670 alkaline solution Substances 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052742 iron Inorganic materials 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000002245 particle Substances 0.000 description 10
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- 238000006386 neutralization reaction Methods 0.000 description 7
- 239000010802 sludge Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 238000000746 purification Methods 0.000 description 6
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 5
- 235000011941 Tilia x europaea Nutrition 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 239000004571 lime Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 239000008267 milk Substances 0.000 description 4
- 210000004080 milk Anatomy 0.000 description 4
- 235000013336 milk Nutrition 0.000 description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 150000001805 chlorine compounds Chemical class 0.000 description 2
- 238000004939 coking Methods 0.000 description 2
- 238000010908 decantation Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229910001338 liquidmetal Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- -1 Zinc Chemical class 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000013626 chemical specie Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- DNHVXYDGZKWYNU-UHFFFAOYSA-N lead;hydrate Chemical compound O.[Pb] DNHVXYDGZKWYNU-UHFFFAOYSA-N 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/002—Evacuating and treating of exhaust gases
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
- C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
-
- 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)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Treating Waste Gases (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9113599A FR2683228A1 (fr) | 1991-10-30 | 1991-10-30 | Procede et dispositif de lavage des gaz de hauts fourneaux. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9113599A FR2683228A1 (fr) | 1991-10-30 | 1991-10-30 | Procede et dispositif de lavage des gaz de hauts fourneaux. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2683228A1 true FR2683228A1 (fr) | 1993-05-07 |
| FR2683228B1 FR2683228B1 (enrdf_load_stackoverflow) | 1994-08-19 |
Family
ID=9418603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR9113599A Granted FR2683228A1 (fr) | 1991-10-30 | 1991-10-30 | Procede et dispositif de lavage des gaz de hauts fourneaux. |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2683228A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0606573A1 (de) * | 1992-11-30 | 1994-07-20 | Deutsche Voest-Alpine Industrieanlagenbau Gmbh | Verfahren zur Kühlung und Reinigung von ultrafeine Partikel enthaltendem Gas, insbesondere Gichtgas oder Generatorgas und Vorrichtung zu seiner Durchführung |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE271303C (enrdf_load_stackoverflow) * | ||||
| US4317806A (en) * | 1978-10-23 | 1982-03-02 | Lutz Leisegang | Method and apparatus for dedusting and absorption of contaminating gases being the exhaust gases of waste-incinerating devices and hot-air cupola furnaces |
| JPS58101725A (ja) * | 1981-12-11 | 1983-06-17 | Kobe Steel Ltd | 湿式集塵機 |
| JPS58199825A (ja) * | 1982-05-18 | 1983-11-21 | Kawasaki Steel Corp | 製鉄ダストの処理方法 |
| JPS62176517A (ja) * | 1986-01-31 | 1987-08-03 | Nippon Kokan Kk <Nkk> | 高炉・炉頂圧乾式発電における腐食性ガス除去システム |
-
1991
- 1991-10-30 FR FR9113599A patent/FR2683228A1/fr active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE271303C (enrdf_load_stackoverflow) * | ||||
| US4317806A (en) * | 1978-10-23 | 1982-03-02 | Lutz Leisegang | Method and apparatus for dedusting and absorption of contaminating gases being the exhaust gases of waste-incinerating devices and hot-air cupola furnaces |
| JPS58101725A (ja) * | 1981-12-11 | 1983-06-17 | Kobe Steel Ltd | 湿式集塵機 |
| JPS58199825A (ja) * | 1982-05-18 | 1983-11-21 | Kawasaki Steel Corp | 製鉄ダストの処理方法 |
| JPS62176517A (ja) * | 1986-01-31 | 1987-08-03 | Nippon Kokan Kk <Nkk> | 高炉・炉頂圧乾式発電における腐食性ガス除去システム |
Non-Patent Citations (3)
| Title |
|---|
| PATENT ABSTRACTS OF JAPAN vol. 12, no. 22 (C-470)(2869) 22 Janvier 1988 & JP-A-62 176 517 ( NIPPON KOKON ) 3 Août 1987 * |
| PATENT ABSTRACTS OF JAPAN vol. 7, no. 201 (C-184)(1346) 6 Septembre 1983 & JP-A-58 101 725 ( KOBE SEIKOSHO ) 17 Juin 1983 * |
| PATENT ABSTRACTS OF JAPAN vol. 8, no. 41 (C-211)(1478) 22 Février 1984 & JP-A-58 199 825 ( KAWASAKI SEITETSU ) 21 Novembre 1983 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0606573A1 (de) * | 1992-11-30 | 1994-07-20 | Deutsche Voest-Alpine Industrieanlagenbau Gmbh | Verfahren zur Kühlung und Reinigung von ultrafeine Partikel enthaltendem Gas, insbesondere Gichtgas oder Generatorgas und Vorrichtung zu seiner Durchführung |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2683228B1 (enrdf_load_stackoverflow) | 1994-08-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |