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, …
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. …
China is a mineral processing mining country, the use of polyacrylamide flocculants in the field of mining and metallurgy is very extensive, mainly related to mining, mineral processing, metallurgical minerals and other processing processes. Because in the above processing process need to add a lot of water. The process of adding water separates the solid …
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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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With the continuous expansion of breeding scale and the sharp increase in the number of livestock and poultry, a large number of livestock and poultry manure and sewage have become sources of pollution. If the pollution produced by these farms is not dealt with in time, it will cause great harm to the environment, leading …
What are the benefits of using polyacrylamide to treat pig farm wastewater? Read More »
