A treatment method for heavy metal contaminated sediment based on particle size distribution
A technology for the disposal of polluted bottom sludge and sludge, applied in sludge treatment, water/sludge/sewage treatment, sludge detoxification, etc., to achieve strong pertinence and flexibility, easy reference and operation, and simple operation.
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[0039] According to the method for disposing of heavy metal-contaminated bottom sludge based on particle size distribution of the present invention, according to the commonly used classification method, the related disposal standards of urban sewage plant sludge, solid waste and hazardous waste close to the bottom sludge are divided into land use, landfill, Building materials utilization, incineration and others are divided into five categories:
[0040] (1) Land use standards:
[0041] Mainly include "Soil Environmental Quality Standards" (GB15618-1995), "Agricultural Mud for Sludge Disposal in Urban Sewage Treatment Plants" (CJ / T309-2009), "Mud for Landscaping for Sludge Disposal in Urban Sewage Treatment Plants" (CJ248 -2007) and "Urban Sewage Treatment Plant Sludge Disposal Land Improvement Mud Quality" (GB / T24600-2009);
[0042] (2) Landfill standard:
[0043] Mainly include "Mixed Landfill Sludge Disposal of Urban Sewage Treatment Plants" (CJ / T249-2007), "Pollution Con...
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