METHOD OF PURIFICATION OF THE WASTE WATER Russian patent published in 2006 - IPC C02F1/40 

FIELD: oil-producing industry; method of purification of the waste waters from the emulsified oil and oil products and the solid suspended particles.

SUBSTANCE: the invention is pertaining to the field of oil-producing industry and may be used at purification the oily waste waters from the emulsified oil and oil products and the solid suspended particles. Exercise feeding of the waste water into the sump and withdrawal of the oil, the gas and the purified waste water. At the waste water feeding into the sump in the stream of the waste water feed through the dispergator the oil at the consumption rate of 5-15 m³/h. The stream is introduced into the sump through the layer of the waste water of the same oil pool with the depth of waste water layer of 4-8 m at the introduced volume of the oil of the order of 3-4 % from the volume of the fed waste water. The technical result of the invention consists in the increased effectiveness of the waste water purification.

EFFECT: the invention ensures the increased effectiveness of the waste water purification.