SEWAGE WATER PURIFICATION APPARATUS Russian patent published in 2004 - IPC

FIELD: equipment for purification of industrial sewage water, may be used in enterprises of mining, metallurgical, chemical and other branches of industry.

SUBSTANCE: apparatus has vessel containing electroplating pair and provided with branch pipes for supplying of sewage water and discharge of used water; branch pipes for feeding of electroplating pair and removal of sludge, vibration exciter, restricting collapsible grids, dispersed air supplying chamber and flexible vibration-isolating members made in the form of cylindrical coiled springs. Vessel is made in the form of cylindrical vertical column. Movable and vibrating bar with fixed perforated basket and brushes are placed inside column. Basket contains electroplating pair. Pins of rhombic section are inserted into basket to depth making 3/4 of thickness of electroplating pair and arranged in helical line at pitch equal to half the height of electroplating pair. Apparatus may be used for purification of chromium-containing sewage water in recycled water management, for purifying of rinse water of electroplating production from heavy metals and number of organic substances, purification of oil-scale containing sewage water, of arsenic-containing solutions, as well as of sewage water of mentioned branches of industry.

EFFECT: reduced operation costs and increased efficiency in purifying of sewage water from heavy metal cations and anions.

5 cl, 3 dwg