MEMBRANE APPARATUS Russian patent published in 1997 - IPC

FIELD: membrane apparatuses used in chemical, food and other industries. SUBSTANCE: apparatus comprises a package of compressed between two plates alternating membrane and intermediate members having frames with holes for introduction of separated mixture and discharge of separated products which part is communicated through crossflow slots with internal space of frames filled with drainage or turbulizing device. Frames have inserts over lapping the crossflow slots to form channels. Inserts may be made in the form of plates with central hole and located from both sides of frame and sealed with it. Inserts may be made in the form of plates located above crossflow slots from both sides of frames or in the form of two interconnected plates installed in slots. EFFECT: improved design. 4 cl, 9 dwg