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magnetic separation for soil decontamination researchgate

Study on Decontamination of Contaminated Soils by

In this paper, we examined a new method for decontamination of soils by magnetic separation to reduce the volume of contaminated soils. In this method, we separate paramagnetic 2:1 type clay

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Study on magnetic separation for decontamination of

Two types of soil sample from the landfill site, i.e., plain soil and soil sample after the soil-washing process, have been sampled and tested with the superconducting magnetic separation system.

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(PDF) Magnetic sorbent for soil remediation ResearchGate

At a soil:sorbent ratio 1:1–1:6 in the suspension, the fraction of exchangeable radiocesium in soil at a 2 hours contact was diminished from 56–59% to 48–12%, the decontamination

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Study on Decontamination of Radioactive Cesium From

In this study, we examined the possibility for the soil decontamination of Cs-137, the main radioactive species with longer half-life, by means of the magnetic separation with a high-temperature

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Study on Volume Reduction of Contaminated Soil by

Despite the numerous soil decontamination technologies such as, soil washing [4], magnetic separation [11], electrokinetic processing [12,13], phytoremediation methods [14,15], there is a need for

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Separation of Steel Slag From Landfill ResearchGate

Two types of soil sample from the landfill site, i.e., plain soil and soil sample after the soil-washing process, have been sampled and tested with the superconducting magnetic separation system.

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Magnetic separation for soil decontamination (Conference

1993-1-1  High gradient magnetic separation (HGMS) is a physical separation process that is used to extract magnetic particles from mixtures. The technology is used on a large scale in the kaolin clay industry to whiten or brighten kaolin clay and increase its value. Because all uranium and plutonium

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Magnetic separation for soil decontamination (Conference

1993-2-1  OSTI.GOV Conference: Magnetic separation for soil decontamination. Magnetic separation for soil decontamination. Full Record; Other Related Research

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Development of Magnetic Separation System

Magnetic chromatography is an effective system for fine magnetic particle separation because of its strong magnetic field gradients. We have been developing the magnetic chromatography system to

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Study on magnetic separation for decontamination of

2014-9-15  The accident of Fukushima Daiichi nuclear power plant caused the diffusion of radioactive cesium over the wide area. We examined the possibility of applying magnetic separation method using the superconducting magnet, which can process a large amount of the soil in high speed, to the soil decontamination and volume reduction of the radioactive cesium contaminated soil.

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Study on magnetic separation for decontamination of

2014-9-15  The accident of Fukushima Daiichi nuclear power plant caused the diffusion of radioactive cesium over the wide area. We examined the possibility of applying magnetic separation method using the superconducting magnet, which can process a large amount of the soil in high speed, to the soil decontamination and volume reduction of the radioactive cesium contaminated soil.

get price

Study on Decontamination of Radioactive Cesium From

2013-4-2  The decontamination of radioactive substances in the soils and the wreckage, and the volume reduction of contaminated waste are urgent issues. In this study, we examined the possibility for the soil decontamination of Cs-137, the main radioactive species with longer half-life, by means of the magnetic separation with a high-temperature

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Decontamination of Cesium From Contaminated Water

2016-2-18  Decontamination of Cesium From Contaminated Water Using a Selective Adsorbent and Magnetic Separation Common environmental technologies for water and soil could not be used for the cesium-contaminated environment due to several reasons. The radioactive cesium exists as in a trace amount and with other common cations such as calcium and sodium.

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Application of polyethylenimine-coated magnetic

2020-6-8  The separation of Cs-enriched fine particles is a highly effective way to reduce the volume and radioactivity of contaminated soil. This work demonstrated the application of polyethylenimine (PEI)-coated Fe 3 O 4 nanocomposites and a mesh filter for the selective separation of clay particles from Cs-contaminated soil. The PEI coating on the Fe 3 O 4 nanoparticles enhanced the binding force

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Remediation of Hanford tank waste using magnetic

1992-12-31  Large volumes of high-level radioactive waste are stored at the Department of Energy`s Hanford site. Magnetic separation, a physical separation, process, can be used to segregate actinides and certain fission products from the waste. High gradient magnetic separation

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Separation of Steel Slag From Landfill Waste for the

2014-10-31  Superconducting magnetic separation has been applied on a soil remediation. Huge amount of steel slag has been dumped into a landfill site and mixed with covering soil. The soil-steel slag mixture is hazardous material and needs to be treated because steel slag has heavy metals, which can be leached out. Two types of soil sample from the landfill site, i.e., plain soil and soil sample after

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MAGNETIC SORBENT FOR SOIL REMEDIATION—A WASTE

2006-8-19  (2002). MAGNETIC SORBENT FOR SOIL REMEDIATION—A WASTE FOR WASTE TREATMENT. Separation Science and Technology: Vol. 37, No. 16, pp. 3673-3691.

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Magnetic Techniques for the Treatment of Materials

2007-12-5  5.1 Selection of magnetic separation technique 320 5.2 Dry magnetic separation 321 5.2.1 Electrostatic phenomena in dry separation 323 6.2.3 Soil decontamination 511 6.3 Waste water treatment 514 6.3.1 Steel industry 514 6.3.2 Thermal power plants 517 6.4 Magnetic

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Researchers develop technique to magnetically separate

"The newly-developed soil decontamination technique can be easily commercialized as it uses low-energy magnetic separation technology," KAERI researcher Kim Il-kook was quoted as saying. "We will be able to use this method to decontaminate soil from

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Magnetic biochar for environmental remediation: A review

2020-2-1  Magnetic biochar is also effective for the removal of pollutants from aqueous solution. This review comprises a systematic analysis of 109 papers published in recent years (From 2011 to June 2019), and summarises the synthetic methods and raw materials required for magnetic

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Study on magnetic separation for decontamination of

The accident of Fukushima Daiichi nuclear power plant caused the diffusion of radioactive cesium over the wide area. We examined the possibility of applying magnetic separation method using the superconducting magnet, which can process a large amount of the soil in high speed, to the soil decontamination and volume reduction of the radioactive cesium contaminated soil.

get price

High-Gradient Magnetic Separation (HGMS) Plays an

1996-11-5  In studies involving soil remediation, we are developing and testing HGMS as part of an integrated system with LESAT's soil- washing and gravity-based separation equipment. The goal is to replace an expensive chemical leach-unit operation with magnetic separation

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Decontamination of Cesium From Contaminated Water

2016-2-18  Decontamination of Cesium From Contaminated Water Using a Selective Adsorbent and Magnetic Separation Common environmental technologies for water and soil could not be used for the cesium-contaminated environment due to several reasons. The radioactive cesium exists as in a trace amount and with other common cations such as calcium and sodium.

get price

Application of polyethylenimine-coated magnetic

2020-6-8  The separation of Cs-enriched fine particles is a highly effective way to reduce the volume and radioactivity of contaminated soil. This work demonstrated the application of polyethylenimine (PEI)-coated Fe 3 O 4 nanocomposites and a mesh filter for the selective separation of clay particles from Cs-contaminated soil. The PEI coating on the Fe 3 O 4 nanoparticles enhanced the binding force

get price

MAGNETIC SORBENT FOR SOIL REMEDIATION—A WASTE

2006-8-19  (2002). MAGNETIC SORBENT FOR SOIL REMEDIATION—A WASTE FOR WASTE TREATMENT. Separation Science and Technology: Vol. 37, No. 16, pp. 3673-3691.

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Voulme Reduction o Cfuesim Conatmniaedt Soils by

2021-2-8  Fukushima. The soil can be separated into the low-dose and high-dose portions by separation of 2:1 clay. The low-dose soil after the separation achieved the clearance level or the dose that can be used for road materials with 30 cm cover soil, which shows the feasibility of effective volume reduction.

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Researchers develop technique to magnetically separate

"The newly-developed soil decontamination technique can be easily commercialized as it uses low-energy magnetic separation technology," KAERI researcher Kim Il-kook was quoted as saying. "We will be able to use this method to decontaminate soil from deconstructed nuclear power plants in the future."

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Magnetic Techniques for the Treatment of Materials

2007-12-5  5.1 Selection of magnetic separation technique 320 5.2 Dry magnetic separation 321 5.2.1 Electrostatic phenomena in dry separation 323 6.2.3 Soil decontamination 511 6.3 Waste water treatment 514 6.3.1 Steel industry 514 6.3.2 Thermal power plants 517 6.4 Magnetic

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Magnetically Separable Water Treatment Technologies

2013-4-4  Magnetic separation has been recognized as an important property for the simple deployment of micro and sub-microparticles into solution in the field of water treatment. Many materials with desirable properties for water decontamination are hindered due to the difficulty inherent in removing them from solution post-treatment.

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1 2 ©Journal of the Volume Reduction of Contaminated

2021-2-8  wet classification as a preprocessing for the magnetic separation. Key Words: Volume reduction, Wet classification, Ion exchange, Soil polishing, Magnetic separation Vol.4, No.4, pp.337-346, 2016 / 環境放射能除染学会誌

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