JP4217202B2 - 重金属含有焼却灰の再資源化方法 - Google Patents
重金属含有焼却灰の再資源化方法 Download PDFInfo
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- JP4217202B2 JP4217202B2 JP2004291603A JP2004291603A JP4217202B2 JP 4217202 B2 JP4217202 B2 JP 4217202B2 JP 2004291603 A JP2004291603 A JP 2004291603A JP 2004291603 A JP2004291603 A JP 2004291603A JP 4217202 B2 JP4217202 B2 JP 4217202B2
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- incinerated ash
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- water
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- 229910001385 heavy metal Inorganic materials 0.000 title claims description 23
- 238000000034 method Methods 0.000 title claims description 19
- 238000004064 recycling Methods 0.000 title claims description 6
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 238000002156 mixing Methods 0.000 claims description 20
- 239000002738 chelating agent Substances 0.000 claims description 19
- 239000000292 calcium oxide Substances 0.000 claims description 16
- 235000012255 calcium oxide Nutrition 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 14
- 239000011400 blast furnace cement Substances 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 11
- 239000000047 product Substances 0.000 description 42
- 239000000843 powder Substances 0.000 description 19
- 239000004568 cement Substances 0.000 description 13
- 239000000945 filler Substances 0.000 description 11
- 239000012770 industrial material Substances 0.000 description 8
- 238000003860 storage Methods 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000010828 elution Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 238000007711 solidification Methods 0.000 description 5
- 230000008023 solidification Effects 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000010426 asphalt Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000010801 sewage sludge Substances 0.000 description 4
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 3
- 239000002956 ash Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000013067 intermediate product Substances 0.000 description 3
- 229910052711 selenium Inorganic materials 0.000 description 3
- 239000011669 selenium Substances 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000007922 dissolution test Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical compound [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001784 detoxification Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 230000003100 immobilizing effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 229910000358 iron sulfate Inorganic materials 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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- Processing Of Solid Wastes (AREA)
Description
(1)冬場においては、粉体を加熱し粉体温度50℃以上を確保すること。
(2)搬送装置内部に水分蒸発のための空間を確保すること。
(3)乾燥空気の供給時は、粉体が飛散しない程度で且つ粉体層温度より高温であること。
(4)コンベア出口で蒸発水分の凝縮がおこらないこと。
が必要であると考えられる。
Claims (3)
- 重金属含有焼却灰100重量部に対して、高炉セメント3〜15重量部、キレート剤0.2〜5重量部、水2〜10重量部を添加して混合し、得られた混合物に更に生石灰を、前記焼却灰100重量部に対して2〜25重量部添加して混合することにより、焼却灰中の重金属を固定化した粉末状の混合物を得る、焼却灰の再資源化方法。
- 重金属含有焼却灰に高炉セメント、キレート剤及び水を、焼却灰100重量部に対し、高炉セメント3〜15重量部、キレート剤0.2〜1重量部、水2〜5重量部添加して混合し、得られた混合物に更に生石灰を、前記焼却灰100重量部に対し2〜10重量部添加して混合し、更に搬送コンベア内で加熱乾燥して、焼却灰中の重金属を固定化した水分率1重量%以下の粉末状の混合物を得る、焼却灰の再資源化方法。
- 材料の混合を、振動ミキサーを用いて行う、請求事項1又は2記載の焼却灰の再資源化方法。
Priority Applications (1)
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JP2004291603A JP4217202B2 (ja) | 2004-10-04 | 2004-10-04 | 重金属含有焼却灰の再資源化方法 |
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JP2004291603A JP4217202B2 (ja) | 2004-10-04 | 2004-10-04 | 重金属含有焼却灰の再資源化方法 |
Publications (2)
Publication Number | Publication Date |
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JP2006102614A JP2006102614A (ja) | 2006-04-20 |
JP4217202B2 true JP4217202B2 (ja) | 2009-01-28 |
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JP2004291603A Expired - Lifetime JP4217202B2 (ja) | 2004-10-04 | 2004-10-04 | 重金属含有焼却灰の再資源化方法 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080038557A1 (en) * | 2006-08-08 | 2008-02-14 | The Procter & Gamble Company | Process for making collapsible water-containing capsules |
JP2014136180A (ja) * | 2013-01-16 | 2014-07-28 | Kanazawa Hodo:Kk | 焼却灰の再資源化方法 |
CN115213207A (zh) * | 2022-07-07 | 2022-10-21 | 中泰莱(江苏)环境有限公司 | 一种对飞灰进行无害化处置的利用方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS589713B2 (ja) * | 1978-10-02 | 1983-02-22 | 川崎重工業株式会社 | 廃棄物の固型化方法 |
JPH0747346A (ja) * | 1993-08-10 | 1995-02-21 | Hitachi Zosen Corp | 焼却灰溶融処理設備におけるダストの処理方法 |
JPH0780434A (ja) * | 1993-09-16 | 1995-03-28 | Sanko Sangyo Kk | 可燃性廃棄物の焼却灰の処理方法 |
JPH07124535A (ja) * | 1993-11-02 | 1995-05-16 | Yonemi Sano | 燃焼灰の硬化凝結剤、及び建築材の製造方法 |
JPH08276167A (ja) * | 1995-04-06 | 1996-10-22 | Tatsuro Momo | 焼却灰の硬化剤並びに焼却灰の硬化方法及び焼却灰の硬化体 |
JPH08332470A (ja) * | 1995-06-09 | 1996-12-17 | Kanegafuchi Chem Ind Co Ltd | 廃棄物の処理材及び処理方法 |
JPH0994548A (ja) * | 1995-09-29 | 1997-04-08 | Komatsu Ltd | 焼却残渣用固化剤及び焼却残渣の固化方法 |
JP2657793B2 (ja) * | 1995-10-04 | 1997-09-24 | 住金鹿島鉱化株式会社 | 焼却飛灰または溶融飛灰の処理方法 |
JP2001009418A (ja) * | 1999-06-30 | 2001-01-16 | Idemitsu Kosan Co Ltd | 重金属含有燃焼灰の処理方法 |
JP2001212548A (ja) * | 2000-02-04 | 2001-08-07 | Unitika Ltd | 灰の安定化処理方法 |
JP3178821B1 (ja) * | 2000-06-19 | 2001-06-25 | ジー・アール コリア株式会社 | 建築・建設用ブロックの製造方法 |
JP2003211138A (ja) * | 2002-01-21 | 2003-07-29 | Hokushin Setsubi Kk | 焼却灰の処理方法及び粒状化灰 |
JP3952844B2 (ja) * | 2002-05-15 | 2007-08-01 | 大同特殊鋼株式会社 | 飛灰の安定化装置 |
JP2004008945A (ja) * | 2002-06-07 | 2004-01-15 | Takenaka Komuten Co Ltd | 有害物の不溶化処理方法 |
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- 2004-10-04 JP JP2004291603A patent/JP4217202B2/ja not_active Expired - Lifetime
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