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(19)

RU

(11)

2 645 511

(13)

C2

(51)

IPC

C01F7/06(2006-01-01)

C04B18/04(2006-01-01)

C05F7/00(2006-01-01)

C05D3/02(2006-01-01)

C05D9/02(2006-01-01)

C08J9/00(2006-01-01)

C08K11/00(2006-01-01)

C08K3/20(2006-01-01)

C08K3/26(2006-01-01)

C08K3/34(2006-01-01)

C09K21/02(2006-01-01)

C09K8/03(2006-01-01)

G10K11/165(2006-01-01)

G21F1/00(2006-01-01)

H05K9/00(2006-01-01)

(21) (22)

Application

2015135250, 2014-01-16

(24)

Start date

2014-01-16

(22)

Actual filing date

2014-01-16

(45)

Published

2018-02-21

(72)

Inventor

Rocktaschel Christian

(73)

Holder

Fluorchemie Gmbh Frankfurt

MODIFIED CARBONIZED RED SLUDGE Russian patent published in 2018 - IPC C01F7/06 C04B18/04 C05F7/00 C05D3/02 C05D9/02 C08J9/00 C08K11/00 C08K3/20 C08K3/26 C08K3/34 C09K21/02 C09K8/03 G10K11/165 G21F1/00 H05K9/00 

Abstract RU 2645511 C2

FIELD: chemistry.

SUBSTANCE: modified carbonized red sludge has the following mineral composition, wt %: 10 to 50 of iron compounds, 12 to 35 of aluminium compounds, 5 to 17 of silicon compounds, 2 to 10 of titanium dioxide, 0.5 to 6 of calcium compounds. The weight ratio of iron carbonate (II) to iron oxides is at least 1.

EFFECT: invention allows the red sludge - the waste product of the Bayer process to be modified to produce a substance with reproducible characteristics suitable for its further use.

36 cl, 10 dwg, 8 tbl, 5 ex

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RU 2 645 511 C2

Authors

Rocktaschel Christian

Dates

2018-02-21—Published

2014-01-16—Filed

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