KR100968952B1 - 석탄광산 슬러지를 사용하여 금속광산 배수를 정화하는 방법 및 장치 - Google Patents
석탄광산 슬러지를 사용하여 금속광산 배수를 정화하는 방법 및 장치 Download PDFInfo
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- KR100968952B1 KR100968952B1 KR1020080085504A KR20080085504A KR100968952B1 KR 100968952 B1 KR100968952 B1 KR 100968952B1 KR 1020080085504 A KR1020080085504 A KR 1020080085504A KR 20080085504 A KR20080085504 A KR 20080085504A KR 100968952 B1 KR100968952 B1 KR 100968952B1
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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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
- C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
- C02F11/145—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances using calcium compounds
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
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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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/008—Sludge treatment by fixation or solidification
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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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
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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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
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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
- C02F7/00—Aeration of stretches of water
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
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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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/20—Sludge processing
Abstract
Description
Item | pH | Cu (μg/L) |
Zn (μg/L) |
Cd (μg/L) |
Cr (μg/L) |
Pb (μg/L) |
As (μg/L) |
Ni (μg/L) |
산성배수 | 3.3 | 25,500 | 44,040 | 132 | 4 | 1,626 | 14 | 108 |
Item | pH | SiO2 | Al2O3 | Fe2O3 | CaO | MgO | Na2O | K2O | TiO2 | MnO | P2O5 |
석탄 광산 슬러지 | 8.3 | 6.65 | 0.52 | 64.74 | 8.60 | 0.32 | 0.13 | 0.08 | 0.02 | 0.38 | 0.11 |
Claims (8)
- 석탄광산배수를 중화반응조(10)에서 Ca(OH)2 및 소석회와 반응시킨 다음에 제1 침전조(20)에서 고액분리시킴으로써 획득된 석탄광산슬러지를 농축탈수하여 분말화하는 슬러지분말제작단계(S10)와;상기 슬러지분말제작단계(S10)를 통해 획득된 석탄광산슬러지 분말과 금속광산배수를 반응조(30)에서 교반시켜 슬러리화함으로써 상기 금속광산배수의 금속물질을 상기 석탄광산슬러지 분말에 고착시키는 금속물질고착단계(S20)와;상기 금속물질고착단계(S20)를 통해 생성된 슬러리를 제2 침전조(40)에서 고액상태로 분리하는 고액분리단계(S30)와;상기 고액분리단계(S30)를 통해 분리된 액체를 샌드필터(50)로 통과시켜 여과하는 액체필터링단계(S40);로 구성되며,상기 금속물질고착단계(S20)는 상온에서 10분 내지 5시간 동안 지속되고,상기 고액분리단계(S30)는 2시간 내지 24시간동안 지속되는 것을 특징으로 하는 석탄광산 슬러지를 사용하여 금속광산 배수를 정화하는 방법.
- 석탄광산배수를 전기정화반응조(60)를 거친 다음에 제1 침전조(20)에서 고액분리시킴으로써 획득된 석탄광산슬러지를 농축탈수하여 분말화하는 슬러지분말제작단계(SS10)와;상기 슬러지분말제작단계(SS10)를 통해 획득된 석탄광산슬러지 분말과 금속광산배수를 반응조(30)에서 교반시켜 슬러리화함으로써 상기 금속광산배수의 금속물질을 상기 석탄광산슬러지 분말에 고착시키는 금속물질고착단계(S20)와;상기 금속물질고착단계(S20)를 통해 생성된 슬러리를 제2 침전조(40)에서 고액상태로 분리하는 고액분리단계(S30)와;상기 고액분리단계(S30)를 통해 분리된 액체를 샌드필터(50)로 통과시켜 여과하는 액체필터링단계(S40);로 구성되며,상기 금속물질고착단계(S20)는 상온에서 10분 내지 5시간 동안 지속되고,상기 고액분리단계(S30)는 2시간 내지 24시간동안 지속되는 것을 특징으로 하는 석탄광산 슬러지를 사용하여 금속광산 배수를 정화하는 방법.
- 삭제
- 삭제
- 청구항 1 또는 청구항 2에 있어서,상기 슬러지분말제작단계(S10 또는 SS10) 이전이나 상기 슬러지분말제작(S10 또는 SS10) 및 금속물질고착단계(S20) 사이에는 상기 금속광산배수를 폭기시켜 상기 금속광산배수 내 Fe2+를 Fe3+로 하여 침전시킴으로써 제거하는 폭기단계(S50)가 더 포함되는 것을 특징으로 하는 석탄광산 슬러지를 사용하여 금속광산 배수를 정화하는 방법.
- 금속광산배수의 금속물질을 석탄광산슬러지 분말에 고착시키기 위해 상기 석탄광산슬러지 분말과 금속광산배수가 교반되어 슬러리화되는 반응조(30)와;상기 반응조(30) 하부에 설치된 공급파이프(31)를 통해 상기 반응조(30)의 슬러리가 공급되어 고액상태로 분리되고, 분리된 액체를 외부로 배출하기 위한 복수개의 제1 배출파이프(41)가 수직방향을 따라 복수개 설치되며, 분리된 고체를 외부로 배출하기 위한 제2 배출파이프(42)가 하부에 설치되는 제2 침전조(40)와;상기 제2 침전조(40)의 제1 배출파이프(41)를 통해 배출된 액체가 통과됨으로써 정화되는 샌드필터(50);로 구성되며,상기 샌드필터(50)에 사용되는 모래의 입자크기는 0.2mm 내지 7.0mm인 것을 특징으로 하는 석탄광산 슬러지를 사용하여 금속광산 배수를 정화하는 장치.
- 삭제
- 청구항 6에 있어서,상기 샌드필터(50)의 저면에는 유리섬유막(51)이 설치되는 것을 특징으로 하는 석탄광산 슬러지를 사용하여 금속광산 배수를 정화하는 장치.
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CN102951752A (zh) * | 2012-11-12 | 2013-03-06 | 贵州师范大学 | 基于压滤作用的矿山酸性废水处理系统及处理方法 |
CN105884083A (zh) * | 2016-05-27 | 2016-08-24 | 彭展忠 | 污水处理装置 |
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KR101286838B1 (ko) * | 2011-11-17 | 2013-07-17 | 김민중 | 석탄침출폐수의 처리장치, 및 화학적 활성화처리법에 의한 석탄침출폐수의 정화방법 |
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KR20030084435A (ko) * | 2002-04-26 | 2003-11-01 | 아성 엔.엠.티 주식회사 | 지중유로형 광산배수 처리장치 및 이를 이용한 광산배수처리방법 |
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KR20030084435A (ko) * | 2002-04-26 | 2003-11-01 | 아성 엔.엠.티 주식회사 | 지중유로형 광산배수 처리장치 및 이를 이용한 광산배수처리방법 |
Cited By (3)
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CN102951752A (zh) * | 2012-11-12 | 2013-03-06 | 贵州师范大学 | 基于压滤作用的矿山酸性废水处理系统及处理方法 |
CN105884083A (zh) * | 2016-05-27 | 2016-08-24 | 彭展忠 | 污水处理装置 |
CN105884083B (zh) * | 2016-05-27 | 2018-10-26 | 彭展忠 | 污水处理装置 |
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