Patent ID: 9308471
Filing Date: 2016-04-12
CPC Classification: B01D,C22B,Y02P

Claim Text:
1. A re-entrainment prevention apparatus for use in a settler tank that receives fluid from a mixer tank, the re-entrainment prevention apparatus comprising: at least one panel of generally vertical linearly-spaced barrier elements, an upper barrier element and a lower barrier element, wherein the upper and lower barrier elements are arranged relative to the generally vertical barrier elements so as to constrain a fluid flow that impinges thereon such that it is directed through fluid flow channels defined between the generally vertical linearly-spaced barrier elements, wherein the lower barrier element is configured to extend to a bottom of the settler tank to prevent fluid flow between the lower barrier element and the bottom of the settler tank, and wherein the fluid flow channels are configured to extend through a midpoint of a height of the settler tank.