Device for treating a suspension

In a device for promoting the separation of and for separable components suspended in a carrier liquid, wherein said device includes an assembly of substantially parallel similarly profiled plates within a housing surrounding this assembly, which assembly is provided with means for leading the liquid flow to be treated through the interspaces between said plates, and for subsequently discharging said flow therefrom, the improvement comprising means for enclosing each plate in a cage, said cage including at least one substantially plane grid consisting of a first set of parallel rods of a rigid material, said rods being interconnected by means of a second set of transversely directed rods to form a rigid unit, and said housing including a number of such grids positioned at definite mutual distances in said housing.