title: Continuous bubble fractionation. I. Theoretical considerations.
mesh_terms: D007220:Industrial Waste; D008433:Mathematics; D008722:Methods; D012722:Sewage; D013501:Surface-Active Agents / Q000302:isolation & purification; D014877:Water Pollution, Chemical / Q000517:prevention & control*
chemical_list: D007220:Industrial Waste; D012722:Sewage; D013501:Surface-Active Agents