(under subclass 47) Apparatus and methods in which some of the components of a mixture of solids are coated with mercury or its equivalent to facilitate their adhesion to a surface or body.
(1) Note. The surface or body to which the coated particles adhere generally is some substance which is readily wetted by mercury and may itself be coated with mercury.
SEE OR SEARCH THIS CLASS, SUBCLASS:
176+, for metallic liquid type separation including a chemical treatment to facilitate separation.
179+, for metallic liquid type separation including an electrical treatment to facilitate separation.
SEE OR SEARCH CLASS 75, Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures, for separation of metals from ores involving a metallurgical operation.
204, Chemistry: Electrical and Wave Energy,
219+, 250 and 251 for apparatus for forming amalgams by electrolysis.
205, Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions,
