Patent ID: 9550687
Date: 2017-01-24
CPC Classifications: B01D,C02F

Claim:
1. An electrodeionization (EDI) module comprising a cathode ( 7 ) and an anode ( 8 ) spaced apart from the cathode ( 7 ), having therebetween at least two ion permeable membranes comprising at least one anion permeable membrane ( 2 ) and at least one cation permeable membrane ( 1 ) and delimiting one or more diluate compartments ( 5 ) and one or more concentrate compartments ( 6 ), wherein at least one diluate compartment ( wherein a surface of said first block ( wherein said first and second blocks ( wherein said at least one diluate compartment ( wherein said interface extends transverse to a liquid-passing direction through said at least one diluate compartment ( wherein said interface is spaced apart from said anion permeable membrane ( wherein said interface is formed such that a straight line in the liquid-passing direction crosses the interface at least one time.