De-aerating froth products
AssigneeThe University of Queensland
InventorsYongjun PENG, Xumeng CHEN
Life of this patent
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Abstract
An apparatus (40) for deaerating a froth comprising a spinning basket (44) mounted on a driven shaft (46). The side walls of the spinning basket have a mesh or openings therein. Froth is supplied to the interior of the spinning basket and contacts the floor of the spinning basket and is flung outwardly through the mesh or openings to break the bubbles and deaerate the froth. A solid all (42) may surround the spinning basket to further assist in deaeration. A spinning plate may be used in place of the spinning basket. In another embodiment, vacuum is used to deaerate the froth.
Claims25
An apparatus for deaerating a froth in which the froth is subjected to an impact force and/or a reduction in pressure in order to break bubbles in the froth.
A method for deaerating a froth comprising subjecting the froth to a reduction in pressure and/or an impact force to break bubbles in the froth.
Dependencies are inferred from the claim text.