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2 007 210

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IPC

(21) (22)

Application

5020347/26, 1991-12-29

(22)

Actual filing date

1991-12-29

(45)

Published

1994-02-15

(72)

Inventor

Kalinin N.F.Penzin R.A.Gelis V.M.Elizarova I.A.Miljutin V.V.Belousova A.G.

(73)

Holder

Penzin Roman Andreevich

METHOD OF PRODUCING COMPOSITION-TYPE FERROCYANIDE SORBENTS Russian patent published in 1994 - IPC

Abstract RU 2007210 C1

FIELD: chemical technology. SUBSTANCE: method of obtaining composition-type ferrocyanide sorbents comprises steps of successive procession of porous mineral carrier by water ammonia solution of salt of transition metal such as copper, nickel, zinc, containing water soluble ammonium salt (sulfate, chloride, nitrate) at molar ratio of the salt of the transition metal and the ammonium salt, equal to 0,10-0,25 with pH, equal to 7-10, and then by water solution of potassium ferrocyanide. EFFECT: simplified manufacturing process. 3 cl, 1 tbl

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RU 2 007 210 C1

Authors

Kalinin N.F.

Penzin R.A.

Gelis V.M.

Elizarova I.A.

Miljutin V.V.

Belousova A.G.

Dates

1994-02-15—Published

1991-12-29—Filed

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