JPS6117555B2 - - Google Patents
Info
- Publication number
- JPS6117555B2 JPS6117555B2 JP52046880A JP4688077A JPS6117555B2 JP S6117555 B2 JPS6117555 B2 JP S6117555B2 JP 52046880 A JP52046880 A JP 52046880A JP 4688077 A JP4688077 A JP 4688077A JP S6117555 B2 JPS6117555 B2 JP S6117555B2
- Authority
- JP
- Japan
- Prior art keywords
- lime
- weight
- hexavalent chromium
- parts
- incineration ash
- 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
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 claims description 51
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 38
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 38
- 239000004571 lime Substances 0.000 claims description 38
- 239000000839 emulsion Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 20
- 239000010426 asphalt Substances 0.000 claims description 16
- 238000002156 mixing Methods 0.000 claims description 9
- 238000010828 elution Methods 0.000 description 38
- 240000006909 Tilia x europaea Species 0.000 description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 28
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 22
- 239000004568 cement Substances 0.000 description 14
- 238000012360 testing method Methods 0.000 description 14
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 12
- 229910052804 chromium Inorganic materials 0.000 description 12
- 239000011651 chromium Substances 0.000 description 12
- 235000019353 potassium silicate Nutrition 0.000 description 12
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 12
- 239000000920 calcium hydroxide Substances 0.000 description 11
- 235000011116 calcium hydroxide Nutrition 0.000 description 11
- 239000000292 calcium oxide Substances 0.000 description 11
- 235000012255 calcium oxide Nutrition 0.000 description 11
- 239000003513 alkali Substances 0.000 description 10
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 10
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 10
- 229910001430 chromium ion Inorganic materials 0.000 description 9
- 239000000203 mixture Substances 0.000 description 8
- 239000010801 sewage sludge Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000003638 chemical reducing agent Substances 0.000 description 5
- -1 hexavalent chromium Chemical class 0.000 description 5
- 239000002689 soil Substances 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 4
- 150000001845 chromium compounds Chemical class 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 description 4
- 235000010755 mineral Nutrition 0.000 description 4
- 239000011707 mineral Substances 0.000 description 4
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 239000002956 ash Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- VQWFNAGFNGABOH-UHFFFAOYSA-K chromium(iii) hydroxide Chemical compound [OH-].[OH-].[OH-].[Cr+3] VQWFNAGFNGABOH-UHFFFAOYSA-K 0.000 description 2
- 239000003995 emulsifying agent Substances 0.000 description 2
- 230000001804 emulsifying effect Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N 1,4a-dimethyl-7-propan-2-yl-2,3,4,4b,5,6,10,10a-octahydrophenanthrene-1-carboxylic acid Chemical compound C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- 240000007313 Tilia cordata Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- RMXTYBQNQCQHEU-UHFFFAOYSA-N ac1lawpn Chemical compound [Cr]#[Cr] RMXTYBQNQCQHEU-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- ZQNPDAVSHFGLIQ-UHFFFAOYSA-N calcium;hydrate Chemical compound O.[Ca] ZQNPDAVSHFGLIQ-UHFFFAOYSA-N 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000012669 compression test Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 150000002193 fatty amides Chemical class 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 230000003100 immobilizing effect Effects 0.000 description 1
- 238000010169 landfilling Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 125000005608 naphthenic acid group Chemical group 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000011269 tar Substances 0.000 description 1
Landscapes
- Gasification And Melting Of Waste (AREA)
- Processing Of Solid Wastes (AREA)
- Treatment Of Sludge (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4688077A JPS53132168A (en) | 1977-04-25 | 1977-04-25 | Method of treating chromium contained burned ash |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4688077A JPS53132168A (en) | 1977-04-25 | 1977-04-25 | Method of treating chromium contained burned ash |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS53132168A JPS53132168A (en) | 1978-11-17 |
| JPS6117555B2 true JPS6117555B2 (OSRAM) | 1986-05-08 |
Family
ID=12759660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4688077A Granted JPS53132168A (en) | 1977-04-25 | 1977-04-25 | Method of treating chromium contained burned ash |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS53132168A (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5968245A (en) * | 1997-09-17 | 1999-10-19 | Encapco | Composition for solid waste remediation |
| JPH11333423A (ja) * | 1998-03-23 | 1999-12-07 | Hokuriku Soken:Kk | 産業廃棄物の処理方法及び処理装置 |
-
1977
- 1977-04-25 JP JP4688077A patent/JPS53132168A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS53132168A (en) | 1978-11-17 |
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