ZA200102662B - Method for the heat treatment of residues containing heavy metals. - Google Patents
Method for the heat treatment of residues containing heavy metals. Download PDFInfo
- Publication number
- ZA200102662B ZA200102662B ZA200102662A ZA200102662A ZA200102662B ZA 200102662 B ZA200102662 B ZA 200102662B ZA 200102662 A ZA200102662 A ZA 200102662A ZA 200102662 A ZA200102662 A ZA 200102662A ZA 200102662 B ZA200102662 B ZA 200102662B
- Authority
- ZA
- South Africa
- Prior art keywords
- process according
- zone
- hearth furnace
- hearth
- furnace
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 36
- 229910001385 heavy metal Inorganic materials 0.000 title claims description 34
- 238000010438 heat treatment Methods 0.000 title claims description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 44
- 239000000463 material Substances 0.000 claims description 40
- 239000007789 gas Substances 0.000 claims description 32
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 18
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 239000002912 waste gas Substances 0.000 claims description 15
- 229910052760 oxygen Inorganic materials 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 238000007669 thermal treatment Methods 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 229910044991 metal oxide Inorganic materials 0.000 claims description 5
- 150000002739 metals Chemical class 0.000 claims description 4
- 235000019738 Limestone Nutrition 0.000 claims description 2
- 239000006028 limestone Substances 0.000 claims description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 2
- 239000001095 magnesium carbonate Substances 0.000 claims description 2
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims description 2
- 235000014380 magnesium carbonate Nutrition 0.000 claims description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims 1
- 235000011941 Tilia x europaea Nutrition 0.000 claims 1
- 239000004571 lime Substances 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 9
- 229910002091 carbon monoxide Inorganic materials 0.000 description 9
- 239000002956 ash Substances 0.000 description 7
- 238000002485 combustion reaction Methods 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000003245 coal Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 238000005054 agglomeration Methods 0.000 description 4
- 230000002776 aggregation Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 229910003439 heavy metal oxide Inorganic materials 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
- 239000004291 sulphur dioxide Substances 0.000 description 2
- 235000010269 sulphur dioxide Nutrition 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000002801 charged material Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 235000013980 iron oxide Nutrition 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 239000006148 magnetic separator Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- -1 sulphates chlorides Chemical class 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
- C21B13/105—Rotary hearth-type furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
-
- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
-
- 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)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU90315A LU90315B1 (de) | 1998-11-05 | 1998-11-05 | Verfahren zur thermischen Behandlung schwermetallhaltiger Reststoffe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200102662B true ZA200102662B (en) | 2002-07-01 |
Family
ID=19731781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200102662A ZA200102662B (en) | 1998-11-05 | 2001-03-30 | Method for the heat treatment of residues containing heavy metals. |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US6383252B1 (de) |
| EP (1) | EP1137818A1 (de) |
| JP (1) | JP2002529597A (de) |
| KR (1) | KR20010080042A (de) |
| CN (1) | CN1323359A (de) |
| AU (1) | AU750943B2 (de) |
| BR (1) | BR9915309A (de) |
| CA (1) | CA2345412A1 (de) |
| CZ (1) | CZ20011548A3 (de) |
| LU (1) | LU90315B1 (de) |
| PL (1) | PL348230A1 (de) |
| SK (1) | SK5962001A3 (de) |
| TR (1) | TR200101253T2 (de) |
| TW (1) | TW424004B (de) |
| WO (1) | WO2000028094A1 (de) |
| ZA (1) | ZA200102662B (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8016912B2 (en) | 2007-09-14 | 2011-09-13 | Barrick Gold Corporation | Process for recovering platinum group metals using reductants |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU90314B1 (de) * | 1998-11-05 | 2000-05-08 | Wurth Paul Sa | Verfahren zum Herstellen von direkt reduziertem entschwefeltem Eisen |
| LU90493B1 (de) * | 1999-12-23 | 2001-06-25 | Wurth Paul Sa | Verfahren zur Verwertung von Kunststoffabfaellen bei der thermischen Behandlung metallhaltiger Reststoffe |
| US20060213330A1 (en) * | 2005-03-22 | 2006-09-28 | Hsieh Chen H | Method for recycling metallic sludge |
| US20110018179A1 (en) | 2009-06-29 | 2011-01-27 | Bairong Li | Metal reduction processes, metallurgical processes and products and apparatus |
| AT512739B1 (de) * | 2012-04-13 | 2014-04-15 | Andritz Energy & Environment Gmbh | Verfahren zur Inertisierung von Schwermetallen wie z.B. sechswertiges Chrom, Chloriden und anderen Salzbildnern sowie löslichen Feststoffen und metallischen Kontaminationen |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2089782A (en) * | 1934-12-14 | 1937-08-10 | Industrimetoder Ab | Process of producing sponge iron |
| US2792298A (en) * | 1954-04-09 | 1957-05-14 | Freeman Horace | Iron oxide reduction |
| DE1225673B (de) * | 1959-07-23 | 1966-09-29 | Kloeckner Humboldt Deutz Ag | Verfahren zur trockenen Reduktion von Eisenerz |
| US3617256A (en) * | 1968-02-28 | 1971-11-02 | Fmc Corp | Process for simultaneously producing powdered iron and active carbon |
| US3756804A (en) * | 1972-02-16 | 1973-09-04 | Deltech Inc | Process for reclamation of flue dust |
| US3850613A (en) * | 1973-05-14 | 1974-11-26 | Ferro Carb Agglomeration | Treatment of steel mill waste dusts containing zinc |
| AT366718B (de) * | 1980-08-08 | 1982-05-10 | Voest Alpine Ag | Verfahren zur entzinkung von oxydischen eisentr[gern sowie vorrichtung zur durchfuehrung dieses verfahrens |
| GB2140141B (en) * | 1983-05-20 | 1986-10-01 | British Petroleum Co Plc | Process and vacuum sublimation furnace for treatment of ores |
| DE3564966D1 (en) * | 1984-01-26 | 1988-10-20 | Sumitomo Heavy Industries | A method for recovering zinc from substances containing a zinc compound |
-
1998
- 1998-11-05 LU LU90315A patent/LU90315B1/de active
-
1999
- 1999-03-02 TW TW88103150A patent/TW424004B/zh not_active IP Right Cessation
- 1999-11-04 AU AU15512/00A patent/AU750943B2/en not_active Ceased
- 1999-11-04 US US09/807,998 patent/US6383252B1/en not_active Expired - Fee Related
- 1999-11-04 CN CN99812281A patent/CN1323359A/zh active Pending
- 1999-11-04 BR BR9915309A patent/BR9915309A/pt active Search and Examination
- 1999-11-04 PL PL34823099A patent/PL348230A1/xx unknown
- 1999-11-04 TR TR200101253T patent/TR200101253T2/xx unknown
- 1999-11-04 CZ CZ20011548A patent/CZ20011548A3/cs unknown
- 1999-11-04 JP JP2000581260A patent/JP2002529597A/ja active Pending
- 1999-11-04 SK SK596-2001A patent/SK5962001A3/sk unknown
- 1999-11-04 CA CA 2345412 patent/CA2345412A1/en not_active Abandoned
- 1999-11-04 EP EP99957993A patent/EP1137818A1/de not_active Withdrawn
- 1999-11-04 WO PCT/EP1999/008439 patent/WO2000028094A1/de active IP Right Grant
- 1999-11-04 KR KR1020017004421A patent/KR20010080042A/ko not_active Application Discontinuation
-
2001
- 2001-03-30 ZA ZA200102662A patent/ZA200102662B/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8016912B2 (en) | 2007-09-14 | 2011-09-13 | Barrick Gold Corporation | Process for recovering platinum group metals using reductants |
Also Published As
| Publication number | Publication date |
|---|---|
| AU750943B2 (en) | 2002-08-01 |
| CN1323359A (zh) | 2001-11-21 |
| EP1137818A1 (de) | 2001-10-04 |
| US6383252B1 (en) | 2002-05-07 |
| CA2345412A1 (en) | 2000-05-18 |
| JP2002529597A (ja) | 2002-09-10 |
| SK5962001A3 (en) | 2001-12-03 |
| AU1551200A (en) | 2000-05-29 |
| CZ20011548A3 (cs) | 2001-10-17 |
| KR20010080042A (ko) | 2001-08-22 |
| TW424004B (en) | 2001-03-01 |
| TR200101253T2 (tr) | 2001-09-21 |
| LU90315B1 (de) | 2000-05-08 |
| PL348230A1 (en) | 2002-05-06 |
| WO2000028094A1 (de) | 2000-05-18 |
| BR9915309A (pt) | 2001-08-07 |
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