CN100352567C - 污染土壤的改良方法 - Google Patents
污染土壤的改良方法 Download PDFInfo
- Publication number
- CN100352567C CN100352567C CNB2004100384192A CN200410038419A CN100352567C CN 100352567 C CN100352567 C CN 100352567C CN B2004100384192 A CNB2004100384192 A CN B2004100384192A CN 200410038419 A CN200410038419 A CN 200410038419A CN 100352567 C CN100352567 C CN 100352567C
- Authority
- CN
- China
- Prior art keywords
- soil
- zeolites
- polluted soil
- contaminated soil
- polluted
- 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 - Lifetime
Links
- 239000002689 soil Substances 0.000 title claims abstract description 95
- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000010457 zeolite Substances 0.000 claims abstract description 37
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 16
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 16
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 16
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 14
- 239000011707 mineral Substances 0.000 claims abstract description 14
- BMWMWYBEJWFCJI-UHFFFAOYSA-K iron(3+);trioxido(oxo)-$l^{5}-arsane Chemical compound [Fe+3].[O-][As]([O-])([O-])=O BMWMWYBEJWFCJI-UHFFFAOYSA-K 0.000 claims abstract description 11
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 30
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 21
- 239000000395 magnesium oxide Substances 0.000 claims description 15
- 229910021536 Zeolite Inorganic materials 0.000 claims description 13
- 239000011575 calcium Substances 0.000 claims description 13
- 238000005341 cation exchange Methods 0.000 claims description 12
- 150000002505 iron Chemical class 0.000 claims description 11
- HAYXDMNJJFVXCI-UHFFFAOYSA-N arsenic(5+) Chemical compound [As+5] HAYXDMNJJFVXCI-UHFFFAOYSA-N 0.000 claims description 5
- 235000011116 calcium hydroxide Nutrition 0.000 abstract description 14
- 235000010755 mineral Nutrition 0.000 abstract description 12
- 229910052785 arsenic Inorganic materials 0.000 abstract description 8
- 239000004927 clay Substances 0.000 abstract description 6
- -1 arsenic ions Chemical class 0.000 abstract description 5
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 abstract description 3
- 239000000347 magnesium hydroxide Substances 0.000 abstract description 3
- 229910001862 magnesium hydroxide Inorganic materials 0.000 abstract description 3
- 235000012254 magnesium hydroxide Nutrition 0.000 abstract description 3
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 abstract description 2
- 229910052570 clay Inorganic materials 0.000 abstract 1
- 239000000463 material Substances 0.000 description 12
- 239000011777 magnesium Substances 0.000 description 11
- 229910001385 heavy metal Inorganic materials 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 7
- 230000006872 improvement Effects 0.000 description 6
- 230000007774 longterm Effects 0.000 description 6
- 238000001179 sorption measurement Methods 0.000 description 6
- 230000033228 biological regulation Effects 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 239000011573 trace mineral Substances 0.000 description 5
- 235000013619 trace mineral Nutrition 0.000 description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 4
- 159000000013 aluminium salts Chemical class 0.000 description 4
- 229910000329 aluminium sulfate Inorganic materials 0.000 description 4
- 239000011651 chromium Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910052793 cadmium Inorganic materials 0.000 description 3
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 3
- 150000001768 cations Chemical class 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 3
- CCEKAJIANROZEO-UHFFFAOYSA-N sulfluramid Chemical group CCNS(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F CCEKAJIANROZEO-UHFFFAOYSA-N 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910001583 allophane Inorganic materials 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- 235000012255 calcium oxide Nutrition 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002734 clay mineral Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000000383 hazardous chemical Substances 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 2
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 2
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910052604 silicate mineral Inorganic materials 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 208000035126 Facies Diseases 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical class [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical class [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- REDXJYDRNCIFBQ-UHFFFAOYSA-N aluminium(3+) Chemical compound [Al+3] REDXJYDRNCIFBQ-UHFFFAOYSA-N 0.000 description 1
- JYIBXUUINYLWLR-UHFFFAOYSA-N aluminum;calcium;potassium;silicon;sodium;trihydrate Chemical compound O.O.O.[Na].[Al].[Si].[K].[Ca] JYIBXUUINYLWLR-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 229940000488 arsenic acid Drugs 0.000 description 1
- 229940006020 arsenite ion Drugs 0.000 description 1
- OWTFKEBRIAXSMO-UHFFFAOYSA-N arsenite(3-) Chemical compound [O-][As]([O-])[O-] OWTFKEBRIAXSMO-UHFFFAOYSA-N 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 229910001603 clinoptilolite Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- VDQVEACBQKUUSU-UHFFFAOYSA-M disodium;sulfanide Chemical compound [Na+].[Na+].[SH-] VDQVEACBQKUUSU-UHFFFAOYSA-M 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000010438 granite Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 235000011147 magnesium chloride Nutrition 0.000 description 1
- 229910001723 mesolite Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 239000011669 selenium Substances 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
Description
处理编号 | 预先处理材料 | 改良材料 | ||||||
硫酸铁 | 氯化亚铁 | 硫酸亚铁 | 硫酸铝 | 火山性风化粘土 | 沸石C | 沸石M | 苦土消石灰 | |
1 | 10.0% | 2.0% | 2.0% | 0.5% | ||||
2 | 0.25% | 10.0% | 2.0% | 2.0% | 0.5% | |||
3 | 0.50% | 10.0% | 2.0% | 2.0% | 1.0% | |||
4 | 1.0% | 10.0% | 0.0% | 4.0% | 0.5% | |||
5 | 0.5% | 10.0% | 2.0% | 2.0% | 0.5% | |||
6 | 5.0% | 10.0% | 5.0% | 1.0% | ||||
7 | 10.0% | 3.0% | 3.0% | 1.0% |
处理编号 | 镉 | 铅 | 砷 | 汞 | 氟 | 硼 | 六价铬 | 锌 | 铜 |
1 | 0.12 | 0.31 | 0.26 | 0.003 | - | - | - | - | - |
2 | - | - | 1.20 | 0.046 | - | - | - | - | - |
3 | - | - | 1.20 | 0.046 | - | - | - | - | - |
4 | - | 1.6 | - | - | - | - | - | - | - |
5 | - | - | - | - | - | - | 2.9 | - | - |
6 | - | - | - | - | 4.4 | 2.6 | - | - | - |
7 | - | - | - | - | - | - | - | 5.40 | 16.00 |
处理编号 | 镉 | 铅 | 砷 | 总汞 | 氟 | 硼 | 六价铬 | 锌 | 铜 |
1 | ND | ND | ND | ND | - | - | - | ||
2 | - | - | ND | 0.0005 | - | - | - | - | - |
3 | - | - | ND | ND | - | - | - | - | - |
4 | - | ND | - | - | - | - | - | - | - |
5 | - | - | - | - | - | - | ND | - | - |
6 | - | - | - | - | 0.64 | 0.05 | - | - | - |
7 | - | - | - | - | - | - | - | ND | 0.03 |
Claims (4)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100384192A CN100352567C (zh) | 2004-04-26 | 2004-04-26 | 污染土壤的改良方法 |
HK06104847A HK1084628A1 (en) | 2004-04-26 | 2006-04-24 | Method for reforming of polluted soil |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100384192A CN100352567C (zh) | 2004-04-26 | 2004-04-26 | 污染土壤的改良方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1689721A CN1689721A (zh) | 2005-11-02 |
CN100352567C true CN100352567C (zh) | 2007-12-05 |
Family
ID=35345651
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100384192A Expired - Lifetime CN100352567C (zh) | 2004-04-26 | 2004-04-26 | 污染土壤的改良方法 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN100352567C (zh) |
HK (1) | HK1084628A1 (zh) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1935401B (zh) * | 2006-05-31 | 2010-05-12 | 清华大学 | 一种酸化森林土壤的修复方法 |
CN101879521A (zh) * | 2010-06-11 | 2010-11-10 | 中国地质大学(北京) | 一种砷污染土壤的治理方法 |
CN102228901A (zh) * | 2010-06-11 | 2011-11-02 | 中国地质大学(北京) | 一种铬污染土壤的治理方法 |
KR101726742B1 (ko) | 2010-07-15 | 2017-04-13 | 도와 에코 시스템 가부시키가이샤 | 토양의 정화 방법 |
TWI554339B (zh) * | 2010-07-19 | 2016-10-21 | Dowa Eco System Co Ltd | 土壤之淨化方法 |
CN102601108B (zh) * | 2012-03-06 | 2014-04-16 | 合肥市吴山固体废物处置有限责任公司 | 一种砷污染土壤的处理方法 |
CN104263949B (zh) * | 2014-08-01 | 2016-08-24 | 中国电建集团中南勘测设计研究院有限公司 | 一种稳定化处理砷碱渣的方法 |
CN104927870B (zh) * | 2015-06-05 | 2017-02-15 | 中国地质科学院矿产资源研究所 | 土壤修复剂及其制备方法和使用方法 |
CN104893732B (zh) * | 2015-06-05 | 2017-02-15 | 中国地质科学院矿产资源研究所 | 土壤修复剂及其制备方法和使用方法 |
CN107363088A (zh) * | 2016-05-13 | 2017-11-21 | 南京凯杰环境技术有限公司 | 一种土壤固化、不溶化清洁处理方法 |
CN106391694A (zh) * | 2016-11-29 | 2017-02-15 | 北京南科大蓝色科技有限公司 | 一种汞污染物中汞的固化稳定化方法 |
CN106811200B (zh) * | 2017-01-13 | 2020-04-24 | 环保桥(湖南)生态环境修复有限公司 | 一种用于降低砷污染地区农作物中砷含量的复合修复剂及其制备方法 |
CN107649498B (zh) * | 2017-08-21 | 2022-12-13 | 浙江师范大学行知学院 | 一种活性污泥改性粘土矿物抑制植物吸收土壤氟的方法 |
CN108358290B (zh) * | 2018-03-15 | 2021-05-04 | 湖南隆洲驰宇科技有限公司 | 一种铁基砷钝化材料的制备方法、由该方法制备得到的铁基砷钝化材料及其用途 |
CN110560473B (zh) | 2019-08-21 | 2020-07-07 | 生态环境部环境规划院 | 一种对土壤氟化物和砷的稳定化方法 |
CN110790609A (zh) * | 2019-11-11 | 2020-02-14 | 上海市农业科学院 | 一种利用天然沸石降低小青菜吸收重金属铅的方法 |
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CN1293644A (zh) * | 1998-04-15 | 2001-05-02 | 公路建筑国际(巴巴多斯岛)有限公司 | 一种用来改进土壤的工程性质的化学剂 |
CN1326384A (zh) * | 1998-11-17 | 2001-12-12 | 同和矿业株式会社 | 土壤无害化处理方法 |
JP2003096449A (ja) * | 2001-09-25 | 2003-04-03 | Harumi Sangyo Kk | 農地等の土壌改良方法 |
JP2003103249A (ja) * | 2001-09-28 | 2003-04-08 | Seon:Kk | 有機塩素化合物に汚染された土壌等の浄化方法及び浄化システム |
-
2004
- 2004-04-26 CN CNB2004100384192A patent/CN100352567C/zh not_active Expired - Lifetime
-
2006
- 2006-04-24 HK HK06104847A patent/HK1084628A1/xx not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1293644A (zh) * | 1998-04-15 | 2001-05-02 | 公路建筑国际(巴巴多斯岛)有限公司 | 一种用来改进土壤的工程性质的化学剂 |
CN1326384A (zh) * | 1998-11-17 | 2001-12-12 | 同和矿业株式会社 | 土壤无害化处理方法 |
JP2003096449A (ja) * | 2001-09-25 | 2003-04-03 | Harumi Sangyo Kk | 農地等の土壌改良方法 |
JP2003103249A (ja) * | 2001-09-28 | 2003-04-08 | Seon:Kk | 有機塩素化合物に汚染された土壌等の浄化方法及び浄化システム |
Also Published As
Publication number | Publication date |
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HK1084628A1 (en) | 2006-08-04 |
CN1689721A (zh) | 2005-11-02 |
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