(under subclass 45) Apparatus and methods for separating some components of a mixture of solids by causing them to adhere to a surface or body otherwise than by entangling, wherein the mixture is treated to alter some of the components to enhance their capabilities to adhere to the selecting surface or body relatively to the capabilities of other components.
SEE OR SEARCH THIS CLASS, SUBCLASS:
4, for separations combined with a treatment precedent to facilitate separation.