MULTICHAMBER ELECTRODIALYZER Russian patent published in 1996 - IPC

FIELD: electrodialysis process. SUBSTANCE: electrodialyzer has alternating ion-exchanging membranes, latticed gaskets, ion-exchanging resin granules, sealing strips. Surface of ion-exchanging membranes has spherical form pits with diameter that is equal to 0.8 - 0.9 and depth equal to 0.1 - 0.2 of sealing strips thickness. Ion-exchanging granules with diameter equal to 0.8 - 0.9 of sealing strips thickness. Inlets and outlets of chambers have latticed gaskets made of equal width with sealing gaskets and of thickness equal to 0.8 - 0.9 of sealing strips thickness. EFFECT: increased efficiency. 2 dwg, 1 tbl