JP2003181411A - 重金属類溶出防止剤及び汚染媒体の処理方法 - Google Patents
重金属類溶出防止剤及び汚染媒体の処理方法Info
- Publication number
- JP2003181411A JP2003181411A JP2001387526A JP2001387526A JP2003181411A JP 2003181411 A JP2003181411 A JP 2003181411A JP 2001387526 A JP2001387526 A JP 2001387526A JP 2001387526 A JP2001387526 A JP 2001387526A JP 2003181411 A JP2003181411 A JP 2003181411A
- Authority
- JP
- Japan
- Prior art keywords
- fly ash
- ash
- slaked lime
- incineration
- agent
- 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.)
- Pending
Links
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 73
- 238000010828 elution Methods 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000010881 fly ash Substances 0.000 claims abstract description 126
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 58
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 58
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 58
- 239000002956 ash Substances 0.000 claims abstract description 38
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 30
- 239000000428 dust Substances 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000004898 kneading Methods 0.000 claims abstract description 21
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 55
- 239000002738 chelating agent Substances 0.000 claims description 22
- 239000007864 aqueous solution Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 6
- 239000011260 aqueous acid Substances 0.000 claims description 5
- 239000000243 solution Substances 0.000 claims description 5
- 239000003344 environmental pollutant Substances 0.000 claims description 4
- 231100000719 pollutant Toxicity 0.000 claims description 4
- 230000003449 preventive effect Effects 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000002912 waste gas Substances 0.000 abstract 1
- 229910052785 arsenic Inorganic materials 0.000 description 15
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 15
- 229910052793 cadmium Inorganic materials 0.000 description 14
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 14
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 12
- 229910052711 selenium Inorganic materials 0.000 description 12
- 239000011669 selenium Substances 0.000 description 12
- 230000002378 acidificating effect Effects 0.000 description 11
- 239000002253 acid Substances 0.000 description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- -1 rivers Substances 0.000 description 8
- 238000007922 dissolution test Methods 0.000 description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 6
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 230000007935 neutral effect Effects 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- DKVNPHBNOWQYFE-UHFFFAOYSA-N carbamodithioic acid Chemical group NC(S)=S DKVNPHBNOWQYFE-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000002440 industrial waste Substances 0.000 description 4
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 4
- 229910052753 mercury Inorganic materials 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
- 229910001424 calcium ion Inorganic materials 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000012153 distilled water Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 235000011007 phosphoric acid Nutrition 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- OWTFKEBRIAXSMO-UHFFFAOYSA-N arsenite(3-) Chemical compound [O-][As]([O-])[O-] OWTFKEBRIAXSMO-UHFFFAOYSA-N 0.000 description 2
- 159000000007 calcium salts Chemical class 0.000 description 2
- UWZXJRBXKTZILP-UHFFFAOYSA-L calcium;selenite Chemical compound [Ca+2].[O-][Se]([O-])=O UWZXJRBXKTZILP-UHFFFAOYSA-L 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000012990 dithiocarbamate Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000010800 human waste Substances 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- DJHGAFSJWGLOIV-UHFFFAOYSA-K Arsenate3- Chemical compound [O-][As]([O-])([O-])=O DJHGAFSJWGLOIV-UHFFFAOYSA-K 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- RMBBSOLAGVEUSI-UHFFFAOYSA-H Calcium arsenate Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-][As]([O-])([O-])=O.[O-][As]([O-])([O-])=O RMBBSOLAGVEUSI-UHFFFAOYSA-H 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229940006020 arsenite ion Drugs 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229940103357 calcium arsenate Drugs 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 150000002013 dioxins Chemical class 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 230000003100 immobilizing effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 229940005981 selenite ion Drugs 0.000 description 1
- MCAHWIHFGHIESP-UHFFFAOYSA-L selenite(2-) Chemical compound [O-][Se]([O-])=O MCAHWIHFGHIESP-UHFFFAOYSA-L 0.000 description 1
- 239000010801 sewage sludge Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001387526A JP2003181411A (ja) | 2001-12-20 | 2001-12-20 | 重金属類溶出防止剤及び汚染媒体の処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001387526A JP2003181411A (ja) | 2001-12-20 | 2001-12-20 | 重金属類溶出防止剤及び汚染媒体の処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003181411A true JP2003181411A (ja) | 2003-07-02 |
| JP2003181411A5 JP2003181411A5 (enrdf_load_stackoverflow) | 2004-12-16 |
Family
ID=27596327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001387526A Pending JP2003181411A (ja) | 2001-12-20 | 2001-12-20 | 重金属類溶出防止剤及び汚染媒体の処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2003181411A (enrdf_load_stackoverflow) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005262204A (ja) * | 2004-02-18 | 2005-09-29 | Mitsubishi Materials Corp | ダストの処理方法 |
| JP2006150333A (ja) * | 2004-10-27 | 2006-06-15 | Mitsubishi Materials Corp | ダストの処理方法 |
| JP2007253087A (ja) * | 2006-03-24 | 2007-10-04 | Chugoku Electric Power Co Inc:The | 粉体混合処理装置及び粉体混合処理方法 |
| JP2010264333A (ja) * | 2009-05-12 | 2010-11-25 | Hitachi Zosen Corp | 溶融飛灰の薬剤処理方法 |
| JP2011056495A (ja) * | 2009-08-11 | 2011-03-24 | Kurita Water Ind Ltd | 重金属の溶出防止方法 |
| CN102274605A (zh) * | 2010-06-09 | 2011-12-14 | 栗田工业株式会社 | 含重金属粉尘的重金属稳定化处理方法 |
| CN102335494A (zh) * | 2010-07-19 | 2012-02-01 | 栗田工业株式会社 | 含重金属粉尘的重金属稳定化处理方法 |
| CN103505842A (zh) * | 2012-06-18 | 2014-01-15 | 栗田工業株式会社 | 含重金属粉尘的重金属稳定化处理方法 |
| CN104001299A (zh) * | 2013-02-22 | 2014-08-27 | 栗田工業株式会社 | 防止重金属从粉尘溶出的稳定化处理方法 |
-
2001
- 2001-12-20 JP JP2001387526A patent/JP2003181411A/ja active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005262204A (ja) * | 2004-02-18 | 2005-09-29 | Mitsubishi Materials Corp | ダストの処理方法 |
| JP2006150333A (ja) * | 2004-10-27 | 2006-06-15 | Mitsubishi Materials Corp | ダストの処理方法 |
| JP2007253087A (ja) * | 2006-03-24 | 2007-10-04 | Chugoku Electric Power Co Inc:The | 粉体混合処理装置及び粉体混合処理方法 |
| JP2010264333A (ja) * | 2009-05-12 | 2010-11-25 | Hitachi Zosen Corp | 溶融飛灰の薬剤処理方法 |
| JP2011056495A (ja) * | 2009-08-11 | 2011-03-24 | Kurita Water Ind Ltd | 重金属の溶出防止方法 |
| CN102274605A (zh) * | 2010-06-09 | 2011-12-14 | 栗田工业株式会社 | 含重金属粉尘的重金属稳定化处理方法 |
| CN102274605B (zh) * | 2010-06-09 | 2015-03-04 | 栗田工业株式会社 | 含重金属粉尘的重金属稳定化处理方法 |
| CN102335494A (zh) * | 2010-07-19 | 2012-02-01 | 栗田工业株式会社 | 含重金属粉尘的重金属稳定化处理方法 |
| CN102335494B (zh) * | 2010-07-19 | 2015-03-04 | 栗田工业株式会社 | 含重金属粉尘的重金属稳定化处理方法 |
| CN103505842A (zh) * | 2012-06-18 | 2014-01-15 | 栗田工業株式会社 | 含重金属粉尘的重金属稳定化处理方法 |
| CN104001299A (zh) * | 2013-02-22 | 2014-08-27 | 栗田工業株式会社 | 防止重金属从粉尘溶出的稳定化处理方法 |
| CN104001299B (zh) * | 2013-02-22 | 2019-06-14 | 栗田工業株式会社 | 防止重金属从粉尘溶出的稳定化处理方法 |
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