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(19)

(11)

2 638 354

(13)

(51)

IPC

B01J20/32(2006-01-01)

(21) (22)

Application

2016138920, 2016-10-03

(24)

Start date

2016-10-03

(22)

Actual filing date

2016-10-03

(45)

Published

2017-12-13

(72)

Inventor

Kocheva Lyudmila SergeevnaKarmanov Anatolij PetrovichKochanova Anna Vasilevna

(73)

Holder

Federalnoe Gosudarstvennoe Byudzhetnoe Uchrezhdenie Nauki Institut Geologii Komi Nauchnogo Tsentra Uralskogo Otdeleniya Rossijskoj Akademii Nauk

METHOD OF PRODUCING OIL AND OIL PRODUCT SORBENT Russian patent published in 2017 - IPC B01J20/32

Abstract RU 2638354 C1

FIELD: chemistry.

SUBSTANCE: wood bark or bark and wood waste, subjected to mechanical grinding and purified from polluting and water-soluble substances, are used as raw material for the production of sorbents. The waste is hydrophobized with sulphate soap, which is precipitated with aluminium sulfate. The water repellent is taken in the amount of 0.5-5.0 wt % of the waste.

EFFECT: improving the sorption characteristics and expanding the raw material base for prodicung the sorbent base.

4 tbl, 3 ex

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RU 2 638 354 C1

Authors

Kocheva Lyudmila Sergeevna

Karmanov Anatolij Petrovich

Kochanova Anna Vasilevna

Dates

2017-12-13—Published

2016-10-03—Filed