FIELD: oil and gas industry.
SUBSTANCE: oily wastes are premised at heating up to 60-70°C during 5-10 minutes with wastes of oil and fat production with the ratio of 1:(0.05-0.2). The neutralising compound is obtained by mixing of unhydrated lime and waste sorbent ODM-2F with introduction of designed quantity of water to the compound. The neutralising compound is introduced by mixing and by portions in to the mixture of disposed wastes with the ratio of 1:(0.67-1,14).
EFFECT: improved hydrophobic property of the disposed product and reduced concentration of harmful substances in aqueous extract of the disposed product.
2 cl, 1 tbl, 7 ex
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