SLUDGE DEWATERING DEVICE Russian patent published in 2012 - IPC B01D25/12 

FIELD: sludge dewatering.

SUBSTANCE: invention refers to the field of division of heterogeneous fluids into solid and liquid phases and is connected to the sludge dewatering device. It includes stone filter press, packet of filtered plates, two filter baffles between adjacent filter plates. Both sides of filter plates have niches with drainage surfaces having a lot of support lips and drainage channels between lips, cavity for sludge between filter baffles with possibility to include sludge. The upper part of drainage surface of filter plate has electrode represented by metal perforated plate with possibility to supply direct current voltage to it. The plate is supported by support lips of drainage surface. The cavities of perforation holes are connected to the cavities of filtrate drain channels.

EFFECT: increasing of effectiveness of sludge dewatering device and reduction of dewatering time.

2 cl, 3 dwg