Membrane filtration process removes pollutants from water seeping from land fill disposal site
US5626752A
Device for separating biologic-organic flow media with filter elements in the form of membrane cushions
DE4405175A1
Device for filtering and separating flow media by means of filter elements designed in the manner of membrane cushions
DE4233718A1
Separation of dissolved matter in waste process water and sewage - using membrane separation in reverse osmosis action with precipitation of solids from the fluid phase
DE4233719A1
Sepn. of dissolved solids from liquid solns. e.g. for water purification - with addition of liquid, pref. ethanol@ to solids enriched liquid phase to effect precipitation
DE4224690A1
Process for separating liquid mixtures of different substances into their components
DE4130481A1
Device with housing for filtering and separating flow media