Wound pocket module
AssigneeSartorius AG
InventorHans-Weddo Schmidt
Life of this patent
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Abstract
An improvement to a spiral wound filtration membrane is the provision of a fluid-permeable protective sheath around the inner spacer of the membrane pocket.
Claims8
In a spiral wound filtration module comprising a winding of at least one membrane pocket comprising a filtration membrane and an inner spacer and at least one outer spacer with said spacers forming fluid channels for the flow of feed, permeate and retentate, said at least one membrane pocket being wound around a core tube and in fluid communication with said core tube, the improvement comprising a flat fluid-permeable protective sheath around the end of and along the length of the inner spacer of said at least one membrane pocket.
Dependencies are inferred from the claim text.