KR100992997B1 - 구연산칼슘인산염 토양 안정화제를 이용한 오염 토양 현장 안정화 방법 - Google Patents
구연산칼슘인산염 토양 안정화제를 이용한 오염 토양 현장 안정화 방법 Download PDFInfo
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- KR100992997B1 KR100992997B1 KR1020090007719A KR20090007719A KR100992997B1 KR 100992997 B1 KR100992997 B1 KR 100992997B1 KR 1020090007719 A KR1020090007719 A KR 1020090007719A KR 20090007719 A KR20090007719 A KR 20090007719A KR 100992997 B1 KR100992997 B1 KR 100992997B1
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- Prior art keywords
- soil
- phosphate
- citrate
- calcium
- stabilizer
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/02—Soil-conditioning materials or soil-stabilising materials containing inorganic compounds only
- C09K17/06—Calcium compounds, e.g. lime
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
- A62D3/30—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents
- A62D3/32—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by treatment in molten chemical reagent, e.g. salts or metals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
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- Chemical & Material Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Description
토양 100g에 대하여 염화칼슘(Calcium Chloride) 24~35중량%, 인산나트륨(Sodium Phosphate) 15~20중량%, 질산암모늄(Ammonium Nitrate) 0.5~1중량%, 구연산나트륨(Sodium Citrate) 45~60중량%가 혼합되어 이루어지고, 1M HCl에 의해 pH가 7~7.5로 조절되면서 Ca : Citrate : Phosphate = 3 : 3 : 2의 몰비로 이루어진 구연산칼슘인산염 토양 안정화제 100mL를 투입하여 상기 토양 내의 중금속을 공침하되, 상기 토양을 2.0mm 이하로 분쇄 및 선별하는 전처리한 후, 상기 구연산칼슘인산염 토양 안정화제를 투입하는 것을 특징으로 한다.
Claims (7)
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- 염화칼슘, 인산나트륨, 질산암모늄, 구연산나트륨이 혼합된 구연산칼슘인산염 토양 안정화제를 이용한 오염 토양 안정화 방법에 있어서,토양 100g에 대하여 염화칼슘(Calcium Chloride) 24~35중량%, 인산나트륨(Sodium Phosphate) 15~20중량%, 질산암모늄(Ammonium Nitrate) 0.5~1중량%, 구연산나트륨(Sodium Citrate) 45~60중량%가 혼합되고 1M HCl에 의해 pH가 7~7.5로 조절되면서 Ca : Citrate : Phosphate = 3 : 3 : 2의 몰비로 이루어진 구연산칼슘인산염 토양 안정화제 100mL를 투입하여 상기 토양 내의 중금속을 공침하되,상기 토양을 2.0mm 이하로 분쇄 및 선별하여 전처리한 후, 상기 구연산칼슘인산염 토양 안정화제를 투입하는 것을 특징으로 하는 구연산칼슘인산염 토양 안정화제를 이용한 오염 토양 현장 안정화 방법.
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020090007719A KR100992997B1 (ko) | 2009-01-30 | 2009-01-30 | 구연산칼슘인산염 토양 안정화제를 이용한 오염 토양 현장 안정화 방법 |
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KR1020090007719A KR100992997B1 (ko) | 2009-01-30 | 2009-01-30 | 구연산칼슘인산염 토양 안정화제를 이용한 오염 토양 현장 안정화 방법 |
Publications (2)
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KR20100088470A KR20100088470A (ko) | 2010-08-09 |
KR100992997B1 true KR100992997B1 (ko) | 2010-11-08 |
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KR1020090007719A KR100992997B1 (ko) | 2009-01-30 | 2009-01-30 | 구연산칼슘인산염 토양 안정화제를 이용한 오염 토양 현장 안정화 방법 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104043645B (zh) * | 2014-06-13 | 2016-02-10 | 中国科学院武汉岩土力学研究所 | 一种砷污染土修复方法 |
CN108998041A (zh) * | 2018-06-01 | 2018-12-14 | 王玲 | 一种用于重金属污染土壤的处理药剂及其制备方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100269160B1 (ko) | 1997-12-16 | 2000-10-16 | 양인모 | 중금속오염토양의정화방법 |
KR100510084B1 (ko) | 2003-01-14 | 2005-08-25 | (주)칼테크 | 수용성 복합칼슘 조성물 및 그 제조방법 |
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- 2009-01-30 KR KR1020090007719A patent/KR100992997B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100269160B1 (ko) | 1997-12-16 | 2000-10-16 | 양인모 | 중금속오염토양의정화방법 |
KR100510084B1 (ko) | 2003-01-14 | 2005-08-25 | (주)칼테크 | 수용성 복합칼슘 조성물 및 그 제조방법 |
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KR20100088470A (ko) | 2010-08-09 |
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