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Burke F Brush, Raphael Katzen: Hydrous alcohol distillation method and apparatus. Raphael Katzen Associates International, Merriam Marshall & Bicknell, December 22, 1981: US04306942 (124 worldwide citation)

An improved distillation method and apparatus are provided for recovering hydrous ethanol from fermentation or synthetic feedstocks. Substantial energy savings are realized by utilizing a pair of stripper-rectifier towers in which overhead vapors from one tower operating at a higher pressure supply ...


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Katzen Raphael, Brush Burke F: Appareil et methode de distillation dalcool contenant de leau, Hydrous alcohol distillation method and apparatus. Katzen, MEREDITH & FINLAYSON, August 28, 1984: CA1173400

Abstract Of The Disclosure An improved distillation method and apparatus areprovided for recovering hydrous ethanol from fermentationor synthetic feedstocks. Substantial energy savingsare realized by utilizing a pair of stripper rectifiertowers in which overhead vapors from one tower operatingat a h ...