CA1079978A - Method for agglomerating wet-collected fume for use in metallurgical furnaces and agglomerates produced thereby - Google Patents
Method for agglomerating wet-collected fume for use in metallurgical furnaces and agglomerates produced therebyInfo
- Publication number
- CA1079978A CA1079978A CA255,957A CA255957A CA1079978A CA 1079978 A CA1079978 A CA 1079978A CA 255957 A CA255957 A CA 255957A CA 1079978 A CA1079978 A CA 1079978A
- Authority
- CA
- Canada
- Prior art keywords
- fume
- collected
- green
- balls
- wet
- 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
Links
- 239000003517 fume Substances 0.000 title claims abstract description 270
- 238000000034 method Methods 0.000 title claims abstract description 47
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 82
- 238000009628 steelmaking Methods 0.000 claims abstract description 59
- 229910052742 iron Inorganic materials 0.000 claims abstract description 40
- 230000015556 catabolic process Effects 0.000 claims abstract description 18
- 238000006731 degradation reaction Methods 0.000 claims abstract description 18
- 238000007600 charging Methods 0.000 claims abstract description 15
- 239000002245 particle Substances 0.000 claims description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 27
- 229910052760 oxygen Inorganic materials 0.000 claims description 27
- 239000001301 oxygen Substances 0.000 claims description 27
- 239000000203 mixture Substances 0.000 claims description 20
- 238000005054 agglomeration Methods 0.000 claims description 17
- 230000002776 aggregation Effects 0.000 claims description 17
- 238000001035 drying Methods 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 230000003116 impacting effect Effects 0.000 claims description 6
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 6
- 235000013980 iron oxide Nutrition 0.000 claims description 6
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 239000011363 dried mixture Substances 0.000 claims description 2
- 206010017076 Fracture Diseases 0.000 description 31
- 239000007789 gas Substances 0.000 description 21
- 239000000463 material Substances 0.000 description 19
- 239000002002 slurry Substances 0.000 description 16
- 239000002562 thickening agent Substances 0.000 description 14
- 239000007787 solid Substances 0.000 description 13
- 239000007921 spray Substances 0.000 description 13
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 11
- 229910052717 sulfur Inorganic materials 0.000 description 11
- 239000011593 sulfur Substances 0.000 description 11
- 239000000126 substance Substances 0.000 description 7
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 6
- 238000000227 grinding Methods 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000002386 leaching Methods 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical group [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 description 3
- 239000000395 magnesium oxide Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012717 electrostatic precipitator Substances 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000011133 lead Substances 0.000 description 2
- 229910000464 lead oxide Inorganic materials 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 235000014692 zinc oxide Nutrition 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910001374 Invar Inorganic materials 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 238000009844 basic oxygen steelmaking Methods 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000012716 precipitator Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- RNWHGQJWIACOKP-UHFFFAOYSA-N zinc;oxygen(2-) Chemical class [O-2].[Zn+2] RNWHGQJWIACOKP-UHFFFAOYSA-N 0.000 description 1
- -1 ¦i~on oxides Chemical class 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
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/2406—Binding; Briquetting ; Granulating pelletizing
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/008—Composition or distribution of the charge
-
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/592,287 US4004916A (en) | 1975-07-01 | 1975-07-01 | Method for agglomerating wet-collected fume for use in metallurgical furnaces and agglomerates produced thereby |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1079978A true CA1079978A (en) | 1980-06-24 |
Family
ID=24370086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA255,957A Expired CA1079978A (en) | 1975-07-01 | 1976-06-29 | Method for agglomerating wet-collected fume for use in metallurgical furnaces and agglomerates produced thereby |
Country Status (6)
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4133678A (en) * | 1976-08-26 | 1979-01-09 | Ardaches Sarian | Ferro-alloy process and product |
| US4407672A (en) | 1981-06-24 | 1983-10-04 | International Mill Service, Inc. | Method for the recovery of iron units from flue dust generated in a steel making process |
| US4385928A (en) * | 1981-07-29 | 1983-05-31 | Lukens, Inc. | Agglomeration method |
| ATE115087T1 (de) * | 1988-03-11 | 1994-12-15 | Deere & Co | Herstellung von mangankarbid und eisen(ii)- legierungen. |
| ZA905884B (en) * | 1989-08-09 | 1991-08-28 | Cra Services | Heating and treatment of particulate material |
| US5380351A (en) * | 1993-12-21 | 1995-01-10 | Reuse Technology, Inc. | Method for agglomeration of flue gas desulfurization dust |
| US5785737A (en) * | 1997-04-08 | 1998-07-28 | Bethlehem Steel Corporation | Method for recycling iron bearing sludges in a steelmaking operation |
| DE59803934D1 (de) * | 1997-09-30 | 2002-05-29 | Voest Alpine Stahl Donawitz | Pyrometallurgisches verfahren und vorrichtung zur abtrennung von zink und/oder kadmium und blei aus hüttenwerkabfallstoffen |
| US6241805B1 (en) | 1999-07-26 | 2001-06-05 | Bethlehem Steel Corporation | Method and system for improving the efficiency of a basic oxygen furnace |
| US6383250B1 (en) | 2000-04-28 | 2002-05-07 | Bethlehem Steel Corporation | Steel making revert and process for preparing |
| PL246550B1 (pl) * | 2022-07-16 | 2025-02-10 | Akademia Gorniczo Hutnicza Im Stanislawa Staszica W Krakowie | Sposób wytwarzania granulatu ze szlamu pochodzącego z procesów metalurgicznych, zwłaszcza konwertorowych i/lub wielkopiecowych |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1994379A (en) * | 1934-01-06 | 1935-03-12 | Battelle Memorial Institute | Iron-bearing briquette and method of making the same |
| US2205043A (en) * | 1937-11-17 | 1940-06-18 | George S Mican | Iron oxide briquette |
| US2173535A (en) * | 1939-01-03 | 1939-09-19 | Charles B Francis | Steel making |
| US3169054A (en) * | 1961-01-19 | 1965-02-09 | Metallgesellschaft Ag | Method and apparatus for use of fly dust from metallurgical furnaces |
| US3318685A (en) * | 1964-03-02 | 1967-05-09 | Wyandotte Chemicals Corp | Calcium chloride treatment of oxygen-process steel fume |
| US3403018A (en) * | 1965-08-31 | 1968-09-24 | Canada Steel Co | Method of treating precipitator dust |
| BE699181A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1967-05-29 | 1967-11-29 | ||
| US3836353A (en) * | 1968-10-18 | 1974-09-17 | C Holley | Pellet reclamation process |
| JPS5324361B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1969-02-19 | 1978-07-20 | ||
| BE755446A (fr) * | 1969-09-10 | 1971-02-01 | Italsider Spa | Procede et dispositif pour la transformation des schlamms provenant desinstallations de depuration |
| US3770416A (en) * | 1972-04-17 | 1973-11-06 | Univ Michigan Tech | Treatment of zinc rich steel mill dusts for reuse in steel making processes |
| JPS5441010B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-04-14 | 1979-12-06 | ||
| DK132900C (da) * | 1974-06-12 | 1976-07-26 | Bergsoe & Son As P | Fremgangsmade og apparat til behandling af blyholdigt flugtstov |
-
1975
- 1975-07-01 US US05/592,287 patent/US4004916A/en not_active Expired - Lifetime
-
1976
- 1976-06-29 CA CA255,957A patent/CA1079978A/en not_active Expired
- 1976-06-30 DE DE19762629424 patent/DE2629424A1/de not_active Withdrawn
- 1976-06-30 GB GB2717476A patent/GB1512156A/en not_active Expired
- 1976-07-01 JP JP51077123A patent/JPS5834534B2/ja not_active Expired
- 1976-07-01 FR FR7620169A patent/FR2316333A1/fr active Granted
- 1976-10-18 US US05/734,771 patent/US4113481A/en not_active Expired - Lifetime
-
1978
- 1978-05-05 US US05/903,297 patent/USRE30060E/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB1512156A (en) | 1978-05-24 |
| FR2316333A1 (fr) | 1977-01-28 |
| USRE30060E (en) | 1979-07-31 |
| US4004916A (en) | 1977-01-25 |
| JPS527303A (en) | 1977-01-20 |
| FR2316333B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-05-30 |
| JPS5834534B2 (ja) | 1983-07-27 |
| DE2629424A1 (de) | 1977-01-20 |
| US4113481A (en) | 1978-09-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |