Patent ID: 6926154

Claim:
Flotation machine comprising: a flotation cell having a means for feeding slurry in the flotation cell, a means for feeding air into the slurry and producing froth, a means for removing froth from the flotation cell, a means for removing tailings from the flotation cell, means for preventing a possible froth collapse during movement of the froth removal device consisting essentially of at least eight evenly spaced, radially oriented stabilizing members; and at least one rotating froth removal device, which is capable of being at least partly immersed in the froth, the froth removal device having a portion that extends over a launder, capable of carrying froth into the launder, the froth removal device being attached to the flotation cell, for recovery of froth, the froth removal device capable of generating centrifugal force, that causes froth to travel from the flotation cell, along a face of the froth removal device, to the launder, and at least eight froth stabilizing members for preventing a possible froth collapse during movement of the froth removal device.