TY JOUR TI OBTAINING FUEL COMPOSITIONS FROM BOTTOM SEDIMENTS OF OIL TANKS KW oil sludge KW oily waste KW utilization KW sludge processing KW bottom sediments of oil reservoirs KW ecology. JO Modern Technologies and Scientific and Technological Progress AU Kuzora, I.E. AU Simonova, E.V. PY 2019 IS 2019 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»