IT1246705B - PROCEDURE FOR THE ELIMINATION OF DUST IN THE FILTERS - Google Patents
PROCEDURE FOR THE ELIMINATION OF DUST IN THE FILTERSInfo
- Publication number
- IT1246705B IT1246705B IT2142990A IT2142990A IT1246705B IT 1246705 B IT1246705 B IT 1246705B IT 2142990 A IT2142990 A IT 2142990A IT 2142990 A IT2142990 A IT 2142990A IT 1246705 B IT1246705 B IT 1246705B
- Authority
- IT
- Italy
- Prior art keywords
- elimination
- filters
- dust
- procedure
- Prior art date
Links
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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological 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 (en) | 1989-09-15 | 1990-07-26 |
Publications (3)
Publication Number | Publication Date |
---|---|
IT9021429A0 IT9021429A0 (en) | 1990-09-11 |
IT9021429A1 IT9021429A1 (en) | 1992-03-11 |
IT1246705B true IT1246705B (en) | 1994-11-26 |
Family
ID=25885205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2142990A IT1246705B (en) | 1989-09-15 | 1990-09-11 | PROCEDURE FOR THE ELIMINATION OF DUST IN THE FILTERS |
Country Status (7)
Country | Link |
---|---|
AT (1) | ATA185990A (en) |
BE (1) | BE1004171A3 (en) |
DE (1) | DE4023686C1 (en) |
ES (1) | ES2021263A6 (en) |
FR (1) | FR2652013A1 (en) |
IT (1) | IT1246705B (en) |
LU (1) | LU87785A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE1005411A6 (en) * | 1991-10-09 | 1993-07-20 | Cockerill Sambre Sa | Process for conditioning the composition of slag. |
DE4207265A1 (en) * | 1992-03-07 | 1993-09-09 | Bmd Garant Entstaubungstechnik | Prepn. of foundry filter dust for environment-friendly disposal - in which dust is mixed with binding material, pressed to form solid bodies, and fused in blast furnace |
DE4310779C2 (en) * | 1993-03-26 | 1996-08-14 | Mannesmann Ag | Process and device for the disposal of filter materials |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE616181C (en) * | 1927-08-06 | 1935-07-22 | Robert Milden | Process for improving the strength and durability properties of iron-oxide blast furnace slags |
NL7811498A (en) * | 1978-11-22 | 1980-05-27 | Pelt & Hooykaas | PROCESS FOR CONVERTING INTO HARMFUL FORM OF PARTICLES AVOIDING CHEMICAL OR PHYSICAL METHODS. |
JPS6011092B2 (en) * | 1981-01-14 | 1985-03-23 | 株式会社中山製鋼所 | How to treat electric furnace dust |
JPS59153848A (en) * | 1983-02-17 | 1984-09-01 | Chubu Kohan Kk | Recovery method of metal in steel manufacture dust utilizing molten slag |
AT386421B (en) * | 1985-11-05 | 1988-08-25 | Marienhuette Stahl Walzwerk | METHOD FOR THE ENVIRONMENTALLY FRIENDLY REMOVAL OF RESIDUES FROM STEEL DUST DUSTING PLANTS |
JPS6490081A (en) * | 1987-10-01 | 1989-04-05 | Nippon Steel Corp | Treatment of electric-furnace dust |
DE3817845A1 (en) * | 1988-05-26 | 1989-12-07 | Weg Walzwerk Euskirchen Gmbh | Process for the pollution-free immobilization of dust, which contains water-soluble compounds polluting the environment, from steelworks dedusting installations |
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 |
-
1990
- 1990-07-26 DE DE19904023686 patent/DE4023686C1/de not_active Expired - Fee Related
- 1990-08-08 LU LU87785A patent/LU87785A1/en unknown
- 1990-09-11 FR FR9011212A patent/FR2652013A1/en active Pending
- 1990-09-11 IT IT2142990A patent/IT1246705B/en active IP Right Grant
- 1990-09-12 ES ES9002360A patent/ES2021263A6/en not_active Expired - Fee Related
- 1990-09-12 BE BE9000875A patent/BE1004171A3/en not_active IP Right Cessation
- 1990-09-13 AT AT185990A patent/ATA185990A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
ATA185990A (en) | 1994-04-15 |
LU87785A1 (en) | 1991-05-07 |
IT9021429A1 (en) | 1992-03-11 |
FR2652013A1 (en) | 1991-03-22 |
DE4023686C1 (en) | 1991-11-14 |
BE1004171A3 (en) | 1992-10-06 |
ES2021263A6 (en) | 1991-10-16 |
IT9021429A0 (en) | 1990-09-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |