METHOD FOR OBTAINING A SORBENT FOR COLLECTING OIL AND PETROLEUM PRODUCTS Russian patent published in 2022 - IPC B01J20/30 B01J20/22 

Abstract RU 2771026 C1

FIELD: oil processing.

SUBSTANCE: invention relates to a method for obtaining a sorbent for collecting oil and petroleum products by contacting vegetable raw materials with water heated to 90-100°C, separating the aqueous phase, then drying the resulting product at a temperature of 90-110°C, mixing the formed material with an organic solvent, alcohol, in a mass ratio of 1:2-1:5, holding the mixing product in a sealed container at room temperature and atmospheric pressure for 0.5-2.0 hours, separating excess alcohol, subsequent heat treatment of the formed product in the presence of oxygen in the open air while mixing, cooling and crushing the heat treatment product to obtain the target sorbent.

EFFECT: expansion of the range of solutions for creating a sorbent to collect oil and petroleum products.

1 cl, 6 ex

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RU 2 771 026 C1

Authors

Meshcheryakov Stanislav Vasilevich

Eremin Ivan Sergeevich

Sidorenko Dmitrij Olegovich

Zajtseva Elena Aleksandrovna

Dates

2022-04-25Published

2021-07-19Filed