METHOD OF RECULTIVATION OF OIL AND OIL PRODUCTS POLLUTED SOILS AND GROUNDS Russian patent published in 2004 - IPC

FIELD: environmental control.

SUBSTANCE: the invention presents a method of recultivation of oil and oil products polluted grounds and soils and is dealt with field of environmental control and biotechnological restoration and stabilization of an ecological state of the natural systems. The method of recultivation of oil and oil products polluted grounds and soils provides for mechanical removal of surplus of oil products from a surface and decrease of toxicity of the polluted soil with consequent sowing of perennial plants. For decrease of toxicity of polluted soils after mechanical removal of surplus of oil and oil products the area is treated with a liquid biological preparation, containing an association of native oil-oxidizing microorganisms, then they make cultivation of the area with simultaneous application of mineral fertilizers and a biological preparation, and sowing of green crops, in the capacity of perennial plants they seed perennial grasses. In winter fixation of an oil-spot is also carried out for what a biological product containing a composition oil-oxidizing microorganisms and mineral substances is preliminary entered in peat and press it in granules, which then are introduced on the oil spillage. The method is tested and has given positive results on increasing reliability of reestablishment of fertility of grounds.

EFFECT: the invention allows to have positive results on increasing reliability of reestablishment of fertility of grounds.

3 cl, 3dwg