Patent ID: 7122119
Filing Date: 2006-10-17
Classification: B01D

Abstract:
1. A sieve separator for separating manure slurry, comprising: a support structure; an intake opening in the support structure configured to receive manure slurry; at least two substantially parallel levels of filtration screens supported within the support structure at an incline with respect to the horizontal, each level including at least one filtration screen and a downwardly depending terminal edge, each filtration screen further including a plurality of apertures; wherein the levels are separated by a predetermined distance measured along a line perpendicular to the levels; and wherein the filtration screens are disposed such that the terminal edge of a lower level of filtration screens extends past the terminal edge of an upper level of filtration screens, relative to a vertical plane, such that the material passing over the terminal edge of the upper level of filtration screens falls on the lower level of filtration screens.