B01F 25/7411

Spray-mixers, e.g. for mixing intersecting sheets of material with rotating parts, e.g. discs {with a disc or a set of discs mounted on a shaft rotating about a vertical axis, on top of which the material to be thrown outwardly is fed with repeated action, i.e. the material thrown outwardly being guided, by means provided on the surrounding casing or on top of the next lower disc}