Industrial wastewater, including production wastewater, production sewage and cooling water, refers to the waste water and waste liquid produced in the process of industrial production, which contains industrial production materials, intermediate products, by-products and pollutants produced in the process of production. According to the nature of production enterprises, industrial wastewater has a wide variety of types and complex components. Generally, the discharge standard can be reached through the treatment process of "pretreatment + biochemical treatment + advanced treatment".
Industrial wastewater, including production wastewater, production sewage and cooling water, refers to the waste water and waste liquid produced in the process of industrial production, which contains industrial production materials, intermediate products, by-products and pollutants produced in the process of production.
According to the nature of production enterprises, industrial wastewater has a wide variety of types and complex components.
Generally, the discharge standard can be reached through the treatment process of "pretreatment + biochemical treatment + advanced treatment".
According to the nature of industrial wastewater, the pretreatment can include: grid, oil separation, air flotation, coagulation and sedimentation and other treatment processes; Biochemical treatment can include: A, O treatment process; Deep treatment can include: air floatation, multi-medium filtration, advanced oxidation and other processing processes;
According to the discharge standard and industry standard, it can be treated to the sewage comprehensive discharge standard, reuse standard or surface discharge standard.
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