B - Operations – Transporting – 03 – D
Patent
B - Operations, Transporting
03
D
B03D 1/16 (2006.01)
Patent
CA 2137332
The invention provides for flotation equipment which is locatable inside a container for a pulp to be subjected to a flotation process and a rotor or impeller or agitator rotatable within the container about a substantially vertical axis, the rotor including first means for imparting a radially upward pulp stream movement to pulp particles in the container, the first means being in the form of a set of arcuate surfaces located between the vanes and second means for moving air from atmosphere in a downward direction to below the pulp stream level in the container, the second means comprising a set of arcuate surfaces extending from the top of the rotor to outlets in the peripheral surfaces of the vanes.
Bereskin & Parr
Walters Jeremy P. A.
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