JP2009125624A - 重金属汚染地盤の不溶化処理方法 - Google Patents
重金属汚染地盤の不溶化処理方法 Download PDFInfo
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Abstract
【解決手段】重金属(例えば、カドミウム)に汚染された地盤に栄養剤を注入し、当該地盤中に生息する嫌気性微生物を活性化させて重金属を不溶化する重金属汚染地盤の不溶化処理方法であって、重金属汚染地盤に、栄養剤としてのグルコン酸又はグルコン酸誘導体(例えば、クロロクリン)とともに、硫酸塩(例えば、硫酸第一鉄)を注入する。
【選択図】図4
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Claims (3)
- 重金属に汚染された地盤に栄養剤を注入し、当該地盤中に生息する嫌気性微生物を活性化させて前記重金属を不溶化する重金属汚染地盤の不溶化処理方法であって、
前記地盤に、前記栄養剤としてのグルコン酸又はグルコン酸誘導体、及び硫酸塩を注入することを特徴とする重金属汚染地盤の不溶化処理方法。 - 前記硫酸塩は、硫酸鉄であることを特徴とする請求項1に記載の重金属汚染地盤の不溶化処理方法。
- カドミウムに汚染された砒素を含む地盤に栄養剤を注入し、当該地盤中に生息する嫌気性微生物を活性化させて前記カドミウムを不溶化する重金属汚染地盤の不溶化処理方法であって、
前記地盤に、前記栄養剤としてのグルコン酸又はグルコン酸誘導体、及び硫酸鉄を注入することを特徴とする重金属汚染地盤の不溶化処理方法。
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Cited By (4)
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WO2012024334A2 (en) * | 2010-08-18 | 2012-02-23 | Hoxsey Jane A | Mineral-releasing compost and method of using the same for soil remediation |
JP2014034016A (ja) * | 2012-08-09 | 2014-02-24 | Ohbayashi Corp | シアン汚染地盤の不溶化処理方法 |
JP2017209620A (ja) * | 2016-05-25 | 2017-11-30 | 鹿島建設株式会社 | 汚染地下水の拡散防止方法 |
JP7438855B2 (ja) | 2020-06-05 | 2024-02-27 | 清水建設株式会社 | 重金属類含有物質の処理方法および処理装置 |
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JP2006159132A (ja) * | 2004-12-09 | 2006-06-22 | Ohbayashi Corp | 汚染土壌・汚染水の浄化方法及び添加剤 |
JP2006204963A (ja) * | 2003-09-24 | 2006-08-10 | Ecocycle Corp | 六価クロムに汚染された土壌・地下水、及び底質の浄化剤と浄化方法 |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2002355665A (ja) * | 2001-03-27 | 2002-12-10 | Taiheiyo Cement Corp | カドミウム含有土壌の浄化方法 |
JP2003112163A (ja) * | 2001-10-05 | 2003-04-15 | Toho Leo Co | 汚染土壌の浄化方法 |
JP2006204963A (ja) * | 2003-09-24 | 2006-08-10 | Ecocycle Corp | 六価クロムに汚染された土壌・地下水、及び底質の浄化剤と浄化方法 |
JP2005319456A (ja) * | 2004-04-07 | 2005-11-17 | Nishida Kosan:Kk | 廃棄物埋立処分場の安定化促進工法 |
JP2006159132A (ja) * | 2004-12-09 | 2006-06-22 | Ohbayashi Corp | 汚染土壌・汚染水の浄化方法及び添加剤 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012024334A2 (en) * | 2010-08-18 | 2012-02-23 | Hoxsey Jane A | Mineral-releasing compost and method of using the same for soil remediation |
WO2012024334A3 (en) * | 2010-08-18 | 2012-05-31 | Hoxsey Jane A | Mineral-releasing compost and method of using the same for soil remediation |
JP2013540677A (ja) * | 2010-08-18 | 2013-11-07 | ジェーン・エイ・ホクシー | 鉱物放出性コンポストおよびそれを用いた土壌浄化のための方法 |
AU2011292103B2 (en) * | 2010-08-18 | 2014-08-14 | Jane A. Hoxsey | Mineral-releasing compost and method of using the same for soil remediation |
US9227233B2 (en) | 2010-08-18 | 2016-01-05 | Jane A. Hoxsey | Mineral-releasing compost and method of using the same for soil remediation |
JP2014034016A (ja) * | 2012-08-09 | 2014-02-24 | Ohbayashi Corp | シアン汚染地盤の不溶化処理方法 |
JP2017209620A (ja) * | 2016-05-25 | 2017-11-30 | 鹿島建設株式会社 | 汚染地下水の拡散防止方法 |
JP7438855B2 (ja) | 2020-06-05 | 2024-02-27 | 清水建設株式会社 | 重金属類含有物質の処理方法および処理装置 |
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