摘要 |
<p>PURPOSE:To economically recover the bad condition of treatment in a short time, on the occasion of the bad condition of ammonia water disposal with activated sludge, by adding bran, bean cake and strained lees of sesami oil to an aeration tank for said disposal. CONSTITUTION:When the bad condition of ammonia water disposal with activated sludge comes into existence, one or more of bran, bean cake and strained lees of sesami oil are added to an aeration tank for said activated sludge process. Hence, the propagation of bacteria, esp. Rhodan digesting bacilli, is accelerated. Consequently, the bad condition of the treatment can be recovered in a short time by adding said material which is the remaining parts of agricultural products.</p> |