Patent ID: 7074339

Claim:
An apparatus for separating solids from a liquid, comprising: a first separator having an inlet and an outlet; an input pump for pumping the solids and the liquid into said inlet of said first separator; said first separator circulating the solids and the liquid within the first separator for concentrating the solids for discharge from said outlet of said first separator; a second separator having a first and a second opening with said first opening communicating with said outlet of said first separator; said second separator extending angularly upwardly for conveying the solids away from said first opening and towards said second opening of said second separator to separate the solids from the liquid; a third separator having an inlet and an outlet; a transfer pump for pumping the solids and the liquid from said second separator into said inlet of said third separator; said third separator circulating the solids and the liquid within the third separator for concentrating the solids for discharge from said outlet of said third separator; and said outlet of said third separator communicating with said first opening of said second separator for further separating the solids from the liquid.