Grigoruk Aleksandr Nikolaevich

Workshop Section Manager, Velizhany Water Treatment Facilities, «Tumen Vodokanal» LLC 38/10, 30 Let Pobedy str., 625007 Tumen, Russian Federation, tel.: +7 (3452) 54-09-22,
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• Reconstruction of rapid sand filters at the Velizhany water treatment facilities of Tumen