MECCHINA PER LA CHIARIFICAZIONE DI ACQUE DI SCARICO

摘要

1454804 Waste water purification SCHULER-STENGELIN GmbH & CO KG 10 July 1974 [24 July 1973] 30512/74 Heading C1C Waste water purification basin 1 contains two clarification units 2 and 4 each comprising at least one rotary filter drum, and between them a biological unit 3 comprising at least one rotary surface aeration unit, all the units being conjointly rotatable about a horizontal axis which may be a common shaft as shown or a system of connected shafts as in Fig. 3 (not shown).