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2 537 297

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(51)

IPC

C10M175/00(2006-01-01)

C10M175/02(2006-01-01)

(21) (22)

Application

2013145658/04, 2013-10-11

(24)

Start date

2013-10-11

(22)

Actual filing date

2013-10-11

(45)

Published

2014-12-27

(72)

Inventor

Ostrikov Valerij Vasil'EvichTupotilov Nikolaj NikolaevichKornev Aleksej Jur'EvichShikhalev Il'Ja Nikolaevich

(73)

Holder

Federal'Noe Gosudarstvennoe Bjudzhetnoe Nauchnoe Uchrezhdenie Nauchno-Issledovatel'Skij Institut Ispol'Zovanija Tekhniki I Nefteproduktov V Sel'Skom Khozjajstve"(Fgbnu Vniitin)

METHOD OF PURIFYING WASTE SYNTHETIC MOTOR OIL Russian patent published in 2014 - IPC C10M175/00 C10M175/02

Abstract RU 2537297 C1

FIELD: chemistry.

SUBSTANCE: invention relates to method of waste synthetic motor oil purification by addition of carbamide water solution, taken in quantity 0.5-1% calculated per dry substance from weight of purified oil with introduction of 2.5-3.0% (wt) 0.1 N solution of potassium hydroxide in ethylene alcohol, then mixture is heated to 110-115°C with the following separation of pollutants.

EFFECT: invention ensures removal of large quality of mechanic pollutants from waste synthetic motor oil.

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RU 2 537 297 C1

Authors

Ostrikov Valerij Vasil'Evich

Tupotilov Nikolaj Nikolaevich

Kornev Aleksej Jur'Evich

Shikhalev Il'Ja Nikolaevich

Dates

2014-12-27—Published

2013-10-11—Filed