ELECTRODIALIZER Russian patent published in 1996 - IPC

FIELD: electrochemical machining of liquids-electrolytes; can be used in designing of electrodializers of the filter-press type. SUBSTANCE: in electrodializer, using clamping plates, placed between which are terminal electrodes and a pack of alternating anion-exchange and cation-exchange membranes and frame spacers, having holes for inlet and outlet of solutions and fastened by clamping devices, the sections of spacers, in which holes are made for inlet and outlet of solutions, are positioned beyond the limits of the membranes and made of two separate members with alternating grooves or bulges that form ducts at assembly. EFFECT: enhanced reliability of the apparatus and reduced power consumption. 3 dwg, 1 tbl