METHOD OF WASTE OIL PURIFICATION Russian patent published in 2015 - IPC C10M175/02 

Abstract RU 2554357 C1

FIELD: chemistry.

SUBSTANCE: invention relates to a method of waste oil purification by the preliminary heating of oil and following separation of pollutants, with the addition into the oil of a mixture of isopropyl alcohol and carbamide in a ratio of 1:1, taken in a quantity of 1.0%, counted per dry carbamide from the weight of the oil to be purified.

EFFECT: increased quality of waste oil purification with the simultaneous simplification of the technological process.

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RU 2 554 357 C1

Authors

Ostrikov Valerij Vasil'Evich

Kornev Aleksej Jur'Evich

Popov Sergej Jur'Evich

Shikhalev Il'Ja Nikolaevich

Dates

2015-06-27Published

2014-07-30Filed