METHOD OF SEWAGE TREATMENT AND INSTALLATION FOR ITS ACCOMPLISHMENT Russian patent published in 1995 - IPC

FIELD: environment protection. SUBSTANCE: method of sewage treatment consists in treatment by glow discharge produced by electrodes over liquid layer, one of the electrodes being positioned in liquid, and the other0in the gas phase, at a current of 50 to 100 mA, voltage of 500 to 2000 V, and temperature below the boiling point of water being treated. The liquid layer is 0.4 to 1.6 mm thick. The installation for sewage treatment has cylindrical casing 1, whose external side is furnished with jacket 9 and stack of magnets 5, and the internal side is furnished with annular electrodes 2 and stack of disc counterelectrodes installed in the same plane. Each electrode-counterelectrode pair is separated by protective shield 4. An element with S-shaped gap 6, made of fixed base 7 and movable washer 8, is installed in the upper part of the casing. EFFECT: facilitated procedure. 3 cl, 1 dwg, 1 tbl