Patent ID: 8701704

Claim:
A manifold for a filtration device with a set of at least one filter cassette to apply against a bearing surface of said manifold; which has an inlet conduit having at least one flow inlet for a fluid to treat, a filtrate outlet conduit having at least one filtrate flow outlet for a treated fluid termed filtrate, cassette feed ports for said fluid to treat, communicating with said inlet conduit, and cassette filtrate return ports for the filtrate, communicating with said filtrate outlet conduit, each said cassette feed port and cassette filtrate return port emerging through said bearing surface; wherein said manifold comprises a main block and an auxiliary block directly and permanently fastened to said main block; with said bearing surface, said cassette feed ports and said cassette filtrate return ports belonging to the auxiliary block, which further comprises, on a counter-bearing surface situated on the opposite side to the bearing surface, first recesses into each of which emerges at least one cassette filtrate return port; with said inlet conduit and said filtrate outlet conduit belonging to said main block, which further comprises cassette feed intermediate ports which each communicate with said inlet conduit and with a respective cassette feed port, conveying cut-outs each facing a respective said recess of said auxiliary block, and cassette filtrate return intermediate ports which each communicate with said filtrate outlet conduit and with a respective cassette filtrate return port.