28. WATER FILTRATION AT ABSTRACTION INTAKES; DEWATERING OF SEWAGE SEDIMENTS AT SEWAGE TREATMENT PLANTS IN PRESS-FILTERS “BELLMER”, “ANDRITZ” AND OTHER PRODUCERS
Single layer synthetic fabrics No.No. 4, 6, 8, 11, 13
Special wire meshes No.No. 1, 4, 9 made of stainless steel wire.