Diagram of a cylindrical froth flotation cell with camera and light used in image analysis of the froth surface. Froth flotation is a process for selectively separating hydrophobic materials from hydrophilic. . However, because the Bessel process was used on graphite not gold, silver copper, lead, zinc, etc, their work has been.
Jun 23, 2015 . Gravity SeparationFroth Flotation. . They are then carried to the surface of the pulp, where they enter the froth and are removed from the flotation cell. . Flotation is widely used to concentrate copper, lead, zinc, iron and even.