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Chemical wastewater treatment

What is chemical wastewater? Chemical wastewater refers to the wastewater produced in the production process of chemical plants, such as the production of ethylene, polyethylene, rubber, polyester, methanol, ethylene glycol, oil tank farm, air separation air compressor station and other devices containing oily wastewater, after biochemical treatment, generally can meet the national secondary discharge standards, …

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Urban sewage treatment technology

Urban sewage treatment technology Municipal wastewater processes include pre-treatment processes (gratings + conditioning + sand settling), primary treatment processes (precipitation, filtration or appropriate aeration to remove suspended solids in sewage, adjust pH and reduce the degree of decay of sewage), secondary treatment processes, advanced treatment processes and sludge treatment processes, and final sludge treatment.   …

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Analysis of treatment method and technology of wastewater in pharmaceutical factory

Analysis of treatment method and technology of wastewater in pharmaceutical factory Wastewater treatment method 1. Biological treatment Biological treatment is the waste water through a series of microorganisms, using the metabolic capacity of microorganisms for treatment, the organic matter decomposition into harmless material treatment method. This method is very good for organic wastewater treatment, safe …

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