METHOD OF CHEMICALLY TREATING SOILS POLLUTED WITH PETROLEUM AND PETROLEUM DERIVATIVES

• Main Authors: VJALKOVA E.I, BOL'SHAKOV A.A
• Format: Patent
• Language: English
• Published: 10.07.2000
• Edition: 7
• Subjects: DISPOSAL OF SOLID WASTE; PERFORMING OPERATIONS; RECLAMATION OF CONTAMINATED SOIL; RECLAMATION OF CONTAMINED SOIL SOIL; TRANSPORTING

oil pollution removal. SUBSTANCE: oil- polluted soil is mixed with synthetic detergents and either (i) with selfdegradable ferrochrome slags containing at least 46% CaO, 7-16% MgO, 24-32% SiO2, 4-8% Al2O3, and 2-6% Cr2O3, in which fraction below 0.5 mm represents up to 97%, or (ii) with powdered lim...