wastewater air purification Articles
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Givaudan - Continuous wastewater neutralisation - Case Study
Givaudan is the global market leader in the field of flavours and fragrances, with headquarters in Switzerland. At its German production site in Dortmund, it produces and sells flavourings and additives for the food industry, as well as fragrances aimed primarily at the perfume and cosmetics industry. This site required a new automatic continuous neutralisation plant for wastewater from the ...
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Ammonia nitrogen removal and recovery from acetylene purification wastewater by air stripping
Ammonia nitrogen (NH4-N) contaminated wastewater has posed a great threat to the safety of water resources. In this study, air stripping was employed to remove and recover NH4-N from acetylene purification wastewater (APW) in a polyvinylchloride manufacturing plant. Investigated parameters were initial APW pH, air flow rate, APW temperature and stripping time. The NH4-N removal by air ...
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