Screening system separating solids from wastewater before treatment, includes convex screen with waste water line discharging parallel to its surface
ATA8632002A
Separator to separate light liquids and solids from waste water/sewage, and especially mineral oils, has a coalescence packet in the flow within a housing to form a floating layer with cleaned water taken from the base of a vertical tube
ATA8642002A
Oil/water trap has link to disk float valve disengaging following heavy rainfall
ATA7562002A
Method and device for separating fat and fatty substances from wastewater
