A FLOTATION TANK AND ITS USES, A TANK MODULE, A FLOTATION PLANT, A METHOD OF MANUFACTURING AND REPLACING THE FLOTATION TANK, A METHOD OF MANUFACTURING THE TANK MODULE, AND METHODS OF MAINTENANCE OF THE FLOTATION PLANT
A flotation tank comprising a self-supporting tank (2, 5', 5a'), the self-supporting tank (2, 5', 5a') being made of thermoplastic polymer by rotational molding, the self-supporting tank (2, 5', 5a') having a lower tank part (3) and a tapered upper tank part (4) which is narrower than the lower tank part (3), the self-supporting tank (2, 5', 5a') having a mouth (5) at the upper end of the upper tank part (4) and an overflow lip (6, 23', 23a') at the periphery of the mouth (5).