| abstract |
A method and a treating system for processing a mixture of a liquid is disclosed wherein a multiple filtration is executed at one or more screening means having different filter mediums such as plates, meshes, micro-meshes, sand and/or activated carbon filters for screening at least a portion of the solid material from the liquid during each screening and wherein the solid material removed by the screenings is set to a composting unit and the screened liquid is subjected to a bacteria killing process. |