METHOD OF PROCESSING INDUSTRIAL WASTE Russian patent published in 2002 - IPC

FIELD: waste treatment. SUBSTANCE: invention relates to development of oil and gas deposits and devoted more particularly to processing spent drilling mud and/or drill cuttings into artificial land. The latter operation is accomplished by adding modified mossy peat with water-absorbing capacity at least 600 wt %, phosphorus-containing mineral fertilizers, and, additionally, anhydrous calcium oxide in amounts ensuring pH of aqueous extract of artificial land within the limits 6.2-6.8, said phosphorus-containing mineral fertilizers are added no earlier than 2-3 days after addition of anhydrous calcium oxide and said modified mossy peat being obtained by freezing of peat followed by drying in neutral gas flow at 50-60 C. Preliminarily prepared mixture of modified mossy peat with anhydrous calcium oxide can also be used. EFFECT: enabled utilization of waste. 3 cl, 1 dwg, 5 tbl