METHOD OF REGENERATING SPENT OIL Russian patent published in 2016 - IPC C10M175/02 

Abstract RU 2600726 C2

FIELD: technological processes.

SUBSTANCE: present invention relates to a method of regenerating spent oil by mixing preheated oil up to 80-100 °C with an aqueous solution of carbamide and subsequent separation of recovered oil, mixing the oil is carried out with an aqueous solution consisting of 30-50 wt% carbamide, 4-6 wt% monoethanolamine and 2-4 wt% aluminium chloride, taken in amount of 0.5-1.0 vol% of the volume of waste oil.

EFFECT: improved quality of recovered oil.

1 cl, 2 tbl

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RU 2 600 726 C2

Authors

Artemov Vyacheslav Vyacheslavovich

Rodionov Nikolaj Stepanovich

Nazarov Sergej Vladimirovich

Mokrousov Aleksej Sergeevich

Rodionov Aleksandr Nikolaevich

Sarkisyan Edgar Samvelovich

Yakimenko Aleksandr Nikolaevich

Dates

2016-10-27Published

2014-12-15Filed