Konstantinov Aleksandr

Chief Manager of Prigorodnoe Territorial Directorate, SUE «Vodokanal of St. Petersburg» Block B, 7 Filtrovskoe Hwy., Tiarlevo Settlement, Saint-Petersburg, 194156, Russian Federation, e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.

• Providing for the efficiency of contact clarifiers under conditions of reduced design filtration rate