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2 028 315

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C1

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IPC

(21) (22)

Application

4765822/05, 1989-12-15

(22)

Actual filing date

1989-12-15

(45)

Published

1995-02-09

(72)

Inventor

Antokol'Skaja I.I.Voronkov A.P.Danilova F.I.Zarueva M.N.Krylova I.L.Mjasoedova G.V.Seraja V.I.

(73)

Holder

Institut Geokhimii I Analiticheskoj Khimii Im.V.I.Vernadskogo An Ran

METHOD OF COMPLEXING IONITE PREPARING Russian patent published in 1995 - IPC

Abstract RU 2028315 C1

FIELD: hydrometallurgy. SUBSTANCE: method involves condensation of aromatic amine, 3(5)-methylpyrazole and formaldehyde at 95-100 C in the presence of mineral or organic acid. EFFECT: increased sorption capacity of ionite, improved kinetic properties, simplified method of preparing. 2 tbl

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RU 2 028 315 C1

Authors

Antokol'Skaja I.I.

Voronkov A.P.

Danilova F.I.

Zarueva M.N.

Krylova I.L.

Mjasoedova G.V.

Seraja V.I.

Dates

1995-02-09—Published

1989-12-15—Filed

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