Possibility of heated petroleum application with various additives addition as solvents for asphaltene-resin-paraffin deposits was analyzed. An object of this investigation was chosen petroleum selected from tank farm of the Kazakhstan oil refinery and samples of bottom sediments (ARPD) formed during storage in tanks. Deposits type in line with ARPD classification was identified. Additives impact on petroleum capacity in relation to ARPD was investigated. The most effective additives to inhibiting and removing bottom settlings formed in petroleum storage tanks were determined.