Patent ID: 6575308
Filing Date: 2003-06-10
Classification: B01D

Abstract:
A filtration system which comprises a filter unit having a hollow housing which encloses at least one filter element, the filter unit having a feed fluid inlet opening into the interior of the housing and communicating with an upstream side of each filter element, a retentate outlet leading from said interior of the housing and communicating with said upstream side of each filter element, and a permeate outlet leading from the interior of the housing and communicating with a downstream side of each filter element, said permeate outlet being isolated from the retentate outlet and from the inlet by the filter element or elements, and the retentate outlet being spaced from the inlet and in communication therewith, and the system including at least one bundle made up of a plurality of releasably interconnected modular members, which bundle forms a flow control unit for controlling fluid flow through the filter unit from its feed fluid inlet to its permeate outlet, at least one of the modular members including a valve and a plate, the valve being located inside the plate.