FR2652013A1 - Procede pour se debarrasser des poussieres de filtres. - Google Patents
Procede pour se debarrasser des poussieres de filtres. Download PDFInfo
- Publication number
- FR2652013A1 FR2652013A1 FR9011212A FR9011212A FR2652013A1 FR 2652013 A1 FR2652013 A1 FR 2652013A1 FR 9011212 A FR9011212 A FR 9011212A FR 9011212 A FR9011212 A FR 9011212A FR 2652013 A1 FR2652013 A1 FR 2652013A1
- Authority
- FR
- France
- Prior art keywords
- dust
- slag
- insufflation
- filters
- blowing
- 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.)
- Pending
Links
- 239000000428 dust Substances 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims description 52
- 239000002893 slag Substances 0.000 claims abstract description 45
- 238000007664 blowing Methods 0.000 claims abstract description 16
- 230000035515 penetration Effects 0.000 claims abstract description 3
- 238000004519 manufacturing process Methods 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 10
- 239000011701 zinc Substances 0.000 claims description 10
- 229910052725 zinc Inorganic materials 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 235000000396 iron Nutrition 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 239000006260 foam Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000008267 milk Substances 0.000 description 2
- 235000013336 milk Nutrition 0.000 description 2
- 210000004080 milk Anatomy 0.000 description 2
- 238000009628 steelmaking Methods 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical class [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- 150000001845 chromium compounds Chemical class 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 230000008844 regulatory mechanism Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000002269 spontaneous 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/02—Physical or chemical treatment of slags
- C21B2400/022—Methods of cooling or quenching molten slag
-
- 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
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
- Drying Of Semiconductors (AREA)
- Carbon And Carbon Compounds (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19893930852 DE3930852C1 (en) | 1989-09-15 | 1989-09-15 | Disposal of filter dusts from foundry processes - by injecting into slag ladle using blowing lances |
DE19904023686 DE4023686C1 (enrdf_load_stackoverflow) | 1989-09-15 | 1990-07-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2652013A1 true FR2652013A1 (fr) | 1991-03-22 |
Family
ID=25885205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9011212A Pending FR2652013A1 (fr) | 1989-09-15 | 1990-09-11 | Procede pour se debarrasser des poussieres de filtres. |
Country Status (7)
Country | Link |
---|---|
AT (1) | ATA185990A (enrdf_load_stackoverflow) |
BE (1) | BE1004171A3 (enrdf_load_stackoverflow) |
DE (1) | DE4023686C1 (enrdf_load_stackoverflow) |
ES (1) | ES2021263A6 (enrdf_load_stackoverflow) |
FR (1) | FR2652013A1 (enrdf_load_stackoverflow) |
IT (1) | IT1246705B (enrdf_load_stackoverflow) |
LU (1) | LU87785A1 (enrdf_load_stackoverflow) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0537131A1 (fr) * | 1991-10-09 | 1993-04-14 | Cockerill Sambre | Procédé pour conditionner la composition des scories |
EP0617137A1 (de) * | 1993-03-26 | 1994-09-28 | MANNESMANN Aktiengesellschaft | Verfahren und Vorrichtung zur Entsorgung von Filterstoffen |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4207265A1 (de) * | 1992-03-07 | 1993-09-09 | Bmd Garant Entstaubungstechnik | Verfahren zum umwandeln von filterstaeuben |
RU2215042C1 (ru) * | 2002-02-15 | 2003-10-27 | Открытое акционерное общество "Новолипецкий металлургический комбинат" | Способ обработки шлака, выпускаемого из доменной печи |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2442085A1 (fr) * | 1978-11-22 | 1980-06-20 | Pelt & Hooykaas | Procede destine a convertir en substances inoffensives des particules polluantes provenant de processus chimiques ou physiques |
DE3637397A1 (de) * | 1985-11-05 | 1987-05-14 | Marienhuette Stahl Walzwerk | Verfahren zur beseitigung von rueckstaenden aus stahlwerks-entstaubungsanlagen |
DE3906869C1 (en) * | 1989-03-03 | 1989-11-02 | Klimanek Gmbh, 6680 Wiebelskirchen, De | Process for producing a concentrate enrichment of metals or oxides thereof from filter dusts by expelling them from the filter dusts in their vapour form and thus collecting them in concentrated form |
DE3817845A1 (de) * | 1988-05-26 | 1989-12-07 | Weg Walzwerk Euskirchen Gmbh | Verfahren zur umweltfreundlichen einbindung von staub, der wasserloesliche, umweltgefaehrdende verbindungen enthaelt, aus entstaubungsanlagen von stahlwerken |
US4917725A (en) * | 1987-10-01 | 1990-04-17 | Nippon Steel Corporation | Process for treating electric furnace dust |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE616181C (de) * | 1927-08-06 | 1935-07-22 | Robert Milden | Verfahren zur Verbesserung der Festigkeits- und Bestaendigkeitseigenschaften eisenoxydularmer Hochofenschlacken |
JPS6011092B2 (ja) * | 1981-01-14 | 1985-03-23 | 株式会社中山製鋼所 | 電気炉ダストの処理方法 |
JPS59153848A (ja) * | 1983-02-17 | 1984-09-01 | Chubu Kohan Kk | 溶融スラグを利用した製鋼ダスト中の金属回収方法 |
-
1990
- 1990-07-26 DE DE19904023686 patent/DE4023686C1/de not_active Expired - Fee Related
- 1990-08-08 LU LU87785A patent/LU87785A1/de unknown
- 1990-09-11 FR FR9011212A patent/FR2652013A1/fr active Pending
- 1990-09-11 IT IT2142990A patent/IT1246705B/it active IP Right Grant
- 1990-09-12 BE BE9000875A patent/BE1004171A3/fr not_active IP Right Cessation
- 1990-09-12 ES ES9002360A patent/ES2021263A6/es not_active Expired - Fee Related
- 1990-09-13 AT AT185990A patent/ATA185990A/de not_active Application Discontinuation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2442085A1 (fr) * | 1978-11-22 | 1980-06-20 | Pelt & Hooykaas | Procede destine a convertir en substances inoffensives des particules polluantes provenant de processus chimiques ou physiques |
DE3637397A1 (de) * | 1985-11-05 | 1987-05-14 | Marienhuette Stahl Walzwerk | Verfahren zur beseitigung von rueckstaenden aus stahlwerks-entstaubungsanlagen |
US4917725A (en) * | 1987-10-01 | 1990-04-17 | Nippon Steel Corporation | Process for treating electric furnace dust |
DE3817845A1 (de) * | 1988-05-26 | 1989-12-07 | Weg Walzwerk Euskirchen Gmbh | Verfahren zur umweltfreundlichen einbindung von staub, der wasserloesliche, umweltgefaehrdende verbindungen enthaelt, aus entstaubungsanlagen von stahlwerken |
DE3906869C1 (en) * | 1989-03-03 | 1989-11-02 | Klimanek Gmbh, 6680 Wiebelskirchen, De | Process for producing a concentrate enrichment of metals or oxides thereof from filter dusts by expelling them from the filter dusts in their vapour form and thus collecting them in concentrated form |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0537131A1 (fr) * | 1991-10-09 | 1993-04-14 | Cockerill Sambre | Procédé pour conditionner la composition des scories |
EP0617137A1 (de) * | 1993-03-26 | 1994-09-28 | MANNESMANN Aktiengesellschaft | Verfahren und Vorrichtung zur Entsorgung von Filterstoffen |
Also Published As
Publication number | Publication date |
---|---|
ES2021263A6 (es) | 1991-10-16 |
IT1246705B (it) | 1994-11-26 |
LU87785A1 (de) | 1991-05-07 |
ATA185990A (de) | 1994-04-15 |
DE4023686C1 (enrdf_load_stackoverflow) | 1991-11-14 |
BE1004171A3 (fr) | 1992-10-06 |
IT9021429A1 (it) | 1992-03-11 |
IT9021429A0 (it) | 1990-09-11 |
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