DEVICE FOR CLEANING SOIL FROM ORGANIC CONTAMINANTS Russian patent published in 1999 - IPC

FIELD: means for cleaning of soils from organic contaminants. SUBSTANCE: device includes electrodes located in holes made in zone of cleaning source of DC connected to electrodes and vessel with cleaning liquid provided with distributing system; injector introduced into zone of cleaning made in the form of perforated pipe communicating in its upper part with liquid distributing system; compressor connected with injector and electrode holes; switch for changing direction of direct current located between the source of DC current and electrodes. EFFECT: avoided necessity of separation of contaminants from cleaning liquid by their decomposition in zone of cleaning under ground. 2 cl, 1 dwg