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2 489 388

(13)

(51)

IPC

C04B33/02(2006-01-01)

B22C1/18(2006-01-01)

(21) (22)

Application

2012109469/03, 2012-03-14

(24)

Start date

2012-03-14

(22)

Actual filing date

2012-03-14

(45)

Published

2013-08-10

(72)

Inventor

Gejntse Viktor Vil'Gel'MovichSkarjukin Dmitrij Vasil'EvichTurbin Oleg AleksandrovichIvanova Ljudmila Pavlovna

(73)

Holder

Gejntse Viktor Vil'Gel'MovichSkarjukin Dmitrij Vasil'EvichTurbin Oleg AleksandrovichIvanova Ljudmila Pavlovna

METHOD OF PRODUCING ACTIVATED BENTONITE Russian patent published in 2013 - IPC C04B33/02 B22C1/18

Abstract RU 2489388 C1

FIELD: chemistry.

SUBSTANCE: invention relates to a method of producing activated bentonite. The method of producing activated bentonite involves chemical activation of bulk bentonite with a sodium-containing reagent, ageing, drying and treating with coal and milling to a fine state. The bulk bentonite is treated with coal at the chemical activation step by mixing with low metamorphism stage coal and ageing is carried out for 2-18 months.

EFFECT: high strength of the moulding mixtures.

2 cl, 1 ex, 2 tbl

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RU 2 489 388 C1

Authors

Gejntse Viktor Vil'Gel'Movich

Skarjukin Dmitrij Vasil'Evich

Turbin Oleg Aleksandrovich

Ivanova Ljudmila Pavlovna

Dates

2013-08-10—Published

2012-03-14—Filed