摘要 |
A flotation device for separating minerals from sand, which flotation device has a flotation basin containing flotation fluid for the sand to be treated. The flotation basin (1) is elongated in shape and narrows downwards, and at the bottom thereof, there is a conveyor screw (3) for conveying sand and the minerals contained therein in the longitudinal direction of the flotation basin, and a discharge channel (6) for removing the treated sand from the flotation basin in a continuous process. <IMAGE> |