KR101401073B1 - 외부 탄소원을 이용한 화약물질의 생물학적 분해방법 - Google Patents
외부 탄소원을 이용한 화약물질의 생물학적 분해방법 Download PDFInfo
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- KR101401073B1 KR101401073B1 KR1020130032479A KR20130032479A KR101401073B1 KR 101401073 B1 KR101401073 B1 KR 101401073B1 KR 1020130032479 A KR1020130032479 A KR 1020130032479A KR 20130032479 A KR20130032479 A KR 20130032479A KR 101401073 B1 KR101401073 B1 KR 101401073B1
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- 239000002360 explosive Substances 0.000 title claims abstract description 46
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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
- B09C1/10—Reclamation of contaminated soil microbiologically, biologically or by using enzymes
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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
- A62D3/02—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by biological methods, i.e. processes using enzymes or microorganisms
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
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Abstract
본 발명의 방법에 따르면, 토양 내 존재하는 토착 미생물을 활성화시킴으로써 활성화된 미생물의 화약물질 분해를 촉진할 뿐 아니라 독성이 유발되지 않으므로, 토양, 물 또는 퇴적토 등에 외부 탄소원을 주입함으로써 화약물질을 효과적으로 분해할 수 있다.
Description
도 2는 탄소원별 슬러리 반응조 액상 내 TNT 농도 변화를 나타낸 그래프이다.
도 3은 실험 경과 일주일 후, 탄소원별 토양 내 TNT 잔류 농도를 나타낸 그래프이다.
도 4는 전분/TNT 오염토양 비율 변화에 따른 액상 내 TNT 농도 변화를 나타낸 그래프이다.
도 5는 실험 경과 일주일 후 토양 내에 잔류한 TNT 농도를 나타낸 그래프이다.
도 6은 실험 일주일 경과 후, TNT 슬러리 반응조 상징액에 대한 급성 독성을 나타낸 그래프이다.
도 7은 전분/토양(S/S) 비율에 따른 슬러리 반응조 액상 내 RDX 농도 변화를 나타낸 그래프이다.
도 8은 S/S 비율이 각각 0.01, 0.1 및 0.2인 반응조 내 액상 시료의 RDX 분석 크로마토그램(t=5일)이다.
도 9는 S/S 비율에 따른 RDX와 환원산물의 시간별 농도변화를 나타낸 그래프이다.
도 10은 실험 경과 13일 후, 전분 농도구배에 따른 토양 내 RDX와 이의 환원산물 변화를 나타낸 그래프이다.
도 11은 실험 경과 13일 후, 전분량에 따른 토양 내 RDX 농도를 나타낸 그래프이다.
도 12는 슬러리 반응조 운전 13일 경과 후 반응조 내 물질 수지(고상 및 액상 내 RDX만 고려)를 산정한 결과를 나타낸 그래프이다.
도 13은 슬러리 반응조 운전 13일 경과 후 전분/토양 비율 변화에 따른 반응조 상징액에 대한 미생물 발광저해도를 나타낸 그래프이다.
PH | 대조군 | 전분/토양 비율 | ||||
0.01 | 0.1 | 0.2 | 0.5 | 1.0 | ||
평균 | 7.23 | 7.13 | 7.00 | 6.98 | 6.82 | 6.63 |
표준편차 | 0.06 | 0.02 | 0.02 | 0.01 | 0.02 | 0.04 |
* S/S = 전분(g)/토양(g) 비율 |
RDX(mg/kg) | ||||||
초기 | S/S 0.0 (대조군) |
S/S 0.01 | S/S 0.1 | S/S 0.2 | S/S 0.5 | S/S 1.0 |
88.80 | 29.35 | 19.83 | 18.03 | 10.43 | 1.68 | 2.16 |
* S/S = 전분(g)/토양(g) 비율 |
Claims (9)
- 외부 탄소원으로서 전분을 정화하고자 하는 오염된 토양에 주입하여 토착 미생물의 활성을 증가시키고, 활성화된 토착 미생물이 화약물질을 분해하는 단계를 포함하되,
상기 화약물질은 TNT(2,4,6-Trinitrotoluene) 또는 RDX(Royal Demolition eXplosive, Hexahydro-1,3,5-trinitro-1,3,5-triazine)이고,
상기 화약물질이 TNT인 경우, 전분/오염 토양의 중량비를 1.0 이하로 하며,
상기 화약물질이 RDX인 경우, 전분/오염 토양의 중량비를 0.01 이상으로 하는 것을 특징으로 하는 외부 탄소원을 이용한 화약물질의 생물학적 분해방법. - 삭제
- 삭제
- 삭제
- 제1항에 있어서,
상기 화약물질이 TNT인 경우, 전분/오염 토양의 중량비를 0.01 내지 1.0으로 하는 것을 특징으로 하는 외부 탄소원을 이용한 화약물질의 생물학적 분해방법. - 제1항에 있어서,
상기 화약물질이 TNT인 경우, 전분/오염 토양의 중량비를 0.01 내지 0.1로 하는 것을 특징으로 하는 외부 탄소원을 이용한 화약물질의 생물학적 분해방법. - 삭제
- 제1항에 있어서,
상기 화약물질이 RDX인 경우, 전분/오염 토양의 중량비를 0.1 이상으로 하는 것을 특징으로 하는 외부 탄소원을 이용한 화약물질의 생물학적 분해방법. - 제1항에 있어서,
상기 화약물질이 RDX인 경우, 전분/오염 토양의 중량비를 0.5 이상으로 하는 것을 특징으로 하는 외부 탄소원을 이용한 화약물질의 생물학적 분해방법.
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0589818A2 (en) | 1992-07-10 | 1994-03-30 | Union Espanola De Explosivos S.A. | Process for the biological removal of nitrated derivatives |
KR100311995B1 (ko) * | 1999-08-12 | 2001-11-14 | 오계헌 | 화학 오염물질 분해성능이 우수한 미생물 및 이를 이용한 화학오염물질 분해방법 |
KR100461909B1 (ko) * | 2003-04-12 | 2004-12-17 | 한국생산기술연구원 | 트리니트로톨루엔의 분해능이 우수한 미생물 및 이를이용한 트리니트로톨루엔의 생물학적 분해방법 |
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- 2013-03-27 KR KR1020130032479A patent/KR101401073B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0589818A2 (en) | 1992-07-10 | 1994-03-30 | Union Espanola De Explosivos S.A. | Process for the biological removal of nitrated derivatives |
KR100311995B1 (ko) * | 1999-08-12 | 2001-11-14 | 오계헌 | 화학 오염물질 분해성능이 우수한 미생물 및 이를 이용한 화학오염물질 분해방법 |
KR100461909B1 (ko) * | 2003-04-12 | 2004-12-17 | 한국생산기술연구원 | 트리니트로톨루엔의 분해능이 우수한 미생물 및 이를이용한 트리니트로톨루엔의 생물학적 분해방법 |
Non-Patent Citations (1)
Title |
---|
논문1;Environ. Sci. Technol. 1996, 30, 2021-2026 * |
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