Patent ID: 8678193

Claim:
A pneumatic flotation machine, comprising: a housing with a flotation chamber, at least one nozzle arrangement for feeding gas and a suspension into the flotation chamber, at least one gassing arrangement for further feeding of gas into the flotation chamber, the at least one gassing arrangement being arranged within the flotation chamber and below the at least one nozzle arrangement, at least one adjustment device for changing a position of the at least one gassing arrangement in the flotation chamber, at least one measuring device for generating analysis values associated with one or more properties of at least one of a formed foam product and of the suspension, at least one processor unit connected to the at least one measuring device, and wherein the at least one processor unit is configured for calculating and outputting an adjustment variable from analysis values supplied by the at least one measuring device, and wherein the at least one adjustment device is configured to adjust the position of the at least one gassing arrangement in the flotation chamber as a function of the calculated adjustment variable.