TWI243697B - Process for increasing the dry residue of worked-up cyclone dust - Google Patents
Process for increasing the dry residue of worked-up cyclone dust Download PDFInfo
- Publication number
- TWI243697B TWI243697B TW91104447A TW91104447A TWI243697B TW I243697 B TWI243697 B TW I243697B TW 91104447 A TW91104447 A TW 91104447A TW 91104447 A TW91104447 A TW 91104447A TW I243697 B TWI243697 B TW I243697B
- Authority
- TW
- Taiwan
- Prior art keywords
- cyclone dust
- dry residue
- patent application
- thickening
- increasing
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 36
- 239000000428 dust Substances 0.000 title abstract description 12
- 125000002091 cationic group Chemical group 0.000 claims abstract description 5
- 210000003746 feather Anatomy 0.000 claims description 12
- 239000010802 sludge Substances 0.000 claims description 11
- 239000012528 membrane Substances 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract description 16
- 238000006386 neutralization reaction Methods 0.000 abstract description 13
- 239000002994 raw material Substances 0.000 abstract description 5
- 239000002893 slag Substances 0.000 abstract description 5
- 125000000129 anionic group Chemical group 0.000 abstract description 4
- 238000005660 chlorination reaction Methods 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 2
- YDZQQRWRVYGNER-UHFFFAOYSA-N iron;titanium;trihydrate Chemical compound O.O.O.[Ti].[Fe] YDZQQRWRVYGNER-UHFFFAOYSA-N 0.000 abstract description 2
- 239000010936 titanium Substances 0.000 abstract description 2
- 229910052719 titanium Inorganic materials 0.000 abstract description 2
- 238000005189 flocculation Methods 0.000 abstract 3
- 230000016615 flocculation Effects 0.000 abstract 3
- 230000008719 thickening Effects 0.000 abstract 2
- 239000012065 filter cake Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 description 9
- 238000011049 filling Methods 0.000 description 7
- 229910001385 heavy metal Inorganic materials 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 5
- 230000009974 thixotropic effect Effects 0.000 description 5
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 230000002378 acidificating effect Effects 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 229910001510 metal chloride Inorganic materials 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 150000001805 chlorine compounds Chemical class 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000004408 titanium dioxide Substances 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 150000004679 hydroxides Chemical class 0.000 description 2
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 229910000000 metal hydroxide Inorganic materials 0.000 description 2
- 150000004692 metal hydroxides Chemical class 0.000 description 2
- 239000008267 milk Substances 0.000 description 2
- 210000004080 milk Anatomy 0.000 description 2
- 235000013336 milk Nutrition 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229920006322 acrylamide copolymer Polymers 0.000 description 1
- 229910052728 basic metal Inorganic materials 0.000 description 1
- 150000003818 basic metals Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 229940060367 inert ingredients Drugs 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011403 purification operation Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229940047670 sodium acrylate Drugs 0.000 description 1
- 239000008247 solid mixture Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 239000003039 volatile agent Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
- A62D3/30—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents
- A62D3/33—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by chemical fixing the harmful substance, e.g. by chelation or complexation
-
- 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
- C22B34/00—Obtaining refractory metals
- C22B34/10—Obtaining titanium, zirconium or hafnium
- C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
- C22B34/1218—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by dry processes
- C22B34/1222—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by dry processes using a halogen containing agent
-
- 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
- C22B7/006—Wet processes
- C22B7/008—Wet processes by an alkaline or ammoniacal leaching
-
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
- A62D2101/40—Inorganic substances
- A62D2101/43—Inorganic substances containing heavy metals, in the bonded or free state
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Toxicology (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2001111895 DE10111895A1 (de) | 2001-03-13 | 2001-03-13 | Verfahren zur Erhöhung des Trockenrückstandes bei aufgearbeitetem Zyklonstaub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TWI243697B true TWI243697B (en) | 2005-11-21 |
Family
ID=7677194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW91104447A TWI243697B (en) | 2001-03-13 | 2002-03-11 | Process for increasing the dry residue of worked-up cyclone dust |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20040136889A1 (de) |
| EP (1) | EP1368503A2 (de) |
| JP (1) | JP2004528162A (de) |
| CA (1) | CA2438311A1 (de) |
| DE (1) | DE10111895A1 (de) |
| MX (1) | MXPA03007247A (de) |
| TW (1) | TWI243697B (de) |
| WO (1) | WO2002072205A2 (de) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2258752C2 (ru) * | 2003-11-04 | 2005-08-20 | ООО Научно-производственная экологическая фирма "ЭКО-технология" | Способ комплексной переработки металлургических отходов |
| GB0405493D0 (en) * | 2004-03-12 | 2004-04-21 | Ciba Spec Chem Water Treat Ltd | Dewatering process |
| WO2006111164A1 (en) * | 2005-04-18 | 2006-10-26 | Jan Procida | Method of producing pure halide salts of alkaline and/or alkaline earth metal resulting from hvdrolytic treatment of halogenous organic waste material |
| US7943103B2 (en) * | 2006-04-27 | 2011-05-17 | Tronox Llc | Waste solids handling |
| JP4811728B2 (ja) * | 2006-11-02 | 2011-11-09 | 清水建設株式会社 | スラリー脱水処理方法および装置、ならびに懸濁液処理システム |
| DE102011106864B4 (de) * | 2011-06-28 | 2013-06-20 | Kronos International, Inc. | Verfahren zur selektiven Abtrennung von Vanadium aus Rückständen der Titandioxidherstellung (Chloridverfahren) |
| JP2016510255A (ja) * | 2013-01-07 | 2016-04-07 | サハトレーベン・ヒェミー・ゲーエムベーハー | チタン含有骨材、その製造方法及びその使用 |
| AU2017268041B2 (en) * | 2016-05-19 | 2021-11-04 | Iluka Resources Limited | Agglomeration of fines of titanium bearing materials |
| CN108569797A (zh) * | 2017-03-07 | 2018-09-25 | 夏燕 | 一种处理磷矿废水的装置 |
| CN115427164A (zh) | 2020-06-16 | 2022-12-02 | 雅苒国际集团 | 使用絮凝剂从含磷酸组合物中去除重金属的方法 |
| ES2982053T3 (es) | 2020-06-16 | 2024-10-14 | Yara Int Asa | Procedimiento para la eliminación de metales pesados de una composición que contiene ácido fosfórico usando un tensioactivo polimérico iónico y uso de dicho tensioactivo en la precipitación de metales pesados en una composición que contiene ácido fosfórico |
| CA3180189A1 (en) | 2020-06-16 | 2021-12-23 | Yara International Asa | Process for the removal of heavy metals from a phosphoric acid containing composition |
| EP3925710A1 (de) | 2020-06-16 | 2021-12-22 | Yara International ASA | Verfahren zur behandlung von festen, gefährlichen, schwermetallhaltigen zusammensetzungen |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3655344A (en) * | 1969-09-02 | 1972-04-11 | Ppg Industries Inc | Treatment of titanium tetrachloride drier residue |
| RO81184A2 (ro) * | 1980-10-24 | 1983-02-01 | Institutul De Cercetari Si Proiectari Pentru Epurarea Apelor Reziduale,Ro | Procedeu de recuperare a zincului din apele reziduale |
| DE3305802A1 (de) * | 1983-02-19 | 1984-08-23 | Philipp Müller, Nachf. Eugen Bucher GmbH & Co., 7000 Stuttgart | Abwasseraufbereitungsverfahren |
| JPH0742118B2 (ja) * | 1987-12-10 | 1995-05-10 | 日本鋼管株式会社 | 第一鉄イオン含有酸溶液の精製方法 |
| GB8907163D0 (en) * | 1989-03-30 | 1989-05-10 | Shell Int Research | A process of treating metal chloride wastes |
| US5238579A (en) * | 1990-09-12 | 1993-08-24 | Falconbridge Limited | Method for generating coarse precipitates from solutions or slurries containing ionic species |
| US5976383A (en) * | 1991-04-08 | 1999-11-02 | Romar Technologies, Inc. | Recycle process for removing dissolved heavy metals from water with aluminum particles |
| DE4131577C2 (de) * | 1991-09-23 | 1999-11-25 | Kronos Titan Gmbh | Verfahren zur Erzeugung deponiefähiger Produkte aus Metallchloriden ohne inerte Anteile |
| DE4132679C2 (de) * | 1991-10-01 | 2000-10-05 | Kronos Titan Gmbh & Co Ohg | Entfernung von Schwermetallen aus Abwässern der Titandioxidindustrie |
| DE4321168A1 (de) * | 1992-07-22 | 1994-01-27 | Kronos Titan Gmbh | Verfahren zur Herstellung einer Titandioxidsuspension mit einem hohen Feststoffgehalt |
| US5393510A (en) * | 1992-07-22 | 1995-02-28 | Rheox, Inc. | High solids content titanium dioxide suspension |
| US5370800A (en) * | 1993-05-25 | 1994-12-06 | Stevenson; Sanford M. | Method for removing metal compounds from waste water |
| US6800260B2 (en) * | 2002-02-11 | 2004-10-05 | Millennium Inorganic Chemicals, Inc. | Processes for treating iron-containing waste streams |
-
2001
- 2001-03-13 DE DE2001111895 patent/DE10111895A1/de not_active Withdrawn
-
2002
- 2002-03-08 WO PCT/DE2002/000844 patent/WO2002072205A2/de not_active Ceased
- 2002-03-08 JP JP2002571160A patent/JP2004528162A/ja not_active Withdrawn
- 2002-03-08 EP EP02727201A patent/EP1368503A2/de not_active Withdrawn
- 2002-03-08 MX MXPA03007247A patent/MXPA03007247A/es unknown
- 2002-03-08 US US10/467,905 patent/US20040136889A1/en not_active Abandoned
- 2002-03-08 CA CA 2438311 patent/CA2438311A1/en not_active Abandoned
- 2002-03-11 TW TW91104447A patent/TWI243697B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| CA2438311A1 (en) | 2002-09-19 |
| WO2002072205A2 (de) | 2002-09-19 |
| EP1368503A2 (de) | 2003-12-10 |
| MXPA03007247A (es) | 2003-12-04 |
| DE10111895A1 (de) | 2002-09-19 |
| JP2004528162A (ja) | 2004-09-16 |
| WO2002072205A3 (de) | 2003-04-17 |
| US20040136889A1 (en) | 2004-07-15 |
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