CPC Subgroup
B01D 33/067 Construction of the filtering drums, e.g. mounting or sealing arrangements
Full Title
Filters with filtering elements which move during the filtering operation (filters comprising loose filtering material moving or fluidised during filtration B01D24/28 - B01D24/36; centrifuges B04B) > with rotary cylindrical filtering surfaces, e.g. hollow drums (B01D33/044 takes precedence ) > Construction of the filtering drums, e.g. mounting or sealing arrangements