ETHYLENE PLANT STEAM STRIPS WASTE WATER TO RECOVER BENZENE

Matthew A. Taylor E.I. du Pont de Nemours & Co. Inc. Orange, Tex. Du Pont's Sabine River Works' ethylene plant in Orange, Tex., has selected a steam stripping process to remove benzene from its waste water stream. Timely completion of the project plan diverted a possible cleanup cost in excess of $100 million. The Du Pont plant was constructed in 1967 to crack feedstocks ranging from 50% ethane/50% propane to purity ethane. As shown in Fig. 1, the plant is currently cracking purity

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