Separation of bacterial slurry, activated sludge, or submicron inorganic slurry, 0.5 to 5% solids, into unwashed solids plus cloudy filtrate Separation of digested primary sludge into wet solids plus cloudy filtrate Separation of valuable chemical liquid from waste solids, with extensive cake washing Separation of slurry into clean liquid plus solids mixed with filter aid Separation of slurry into clear liquid plus heavy slurry of separated solids
Continuous rotary vacuum belt filter with special cake discharge method; continuous rotary pressure filter
Coil filter, belt filter
Batch pressure filters with or without automatic cake discharge Rotary drum or batch-type pre-coat filter Deep-bed filter with backwash
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