|One of Europe's largest sausage manufacturers, faced fines in 2002, for discharging up to double their permitted level of BOD and up to 26% above permitted COD levels. AM Greek distributor, BioBest used a blend of Alken Clear-Flo products to bring the plant into compliance within two weeks, with even better results by three weeks and continuing good results with lower levels of treatment for three months.|
Wastewater consisting of industrial wastewater and sewage from 400 employees of the sausage producing factory.
The existing Wastewater treatment plant at the factory consists of the following:
Removal efficiency of items 1 through 4 above, in total was
The sludge treatment unit consists of:
Wastewater Authority Permitted Discharge Levels
The treated effluent wastewater characteristics (outlet of Sedimentation tank No. 2) for a long time was as follows:
Huge quantities of dead sludge started to float on the surface of the Sedimentation tanks No. 1 and No. 2.
The "sludge tests" of the mixed liquor in the Aeration tanks No. 1 and No. 2 revealed a stable (40%) sludge in the Imhoff cone. The sludge quantity has not increased in a long time.
The plant required a solution to bring the plant into compliance IN TWO WEEKS or less.
Alken-Murray Greek distributor, BioBest agents Sotiris Stassinos and Alina Simeonaki visited the plant and suggested immediately removing the dead sludge from the surface of the sedimentation tanks, to daily remove small amounts of sludge and treated to regenerate the very old existing sludge with new sludge from the following Alken Clear-Flo products:
First two weeks of treatment:
Second two weeks of treatment: Client ordered repeat of the above treatment after success of the first two week trial.
Followup treatment to maintain control, with dosage reduced to 4- 5 kg a week.