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2 028 678

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Application

5030325/25, 1992-03-03

(22)

Actual filing date

1992-03-03

(45)

Published

1995-02-09

(72)

Inventor

Mareev I.Ju.Promytkin V.F.Khovrychev M.P.

(73)

Holder

Aktsionernoe Obshchestvo Zakrytogo Tipa

METHOD OF PROCESSING OF SPENT BIOMASS OF MICROORGANISM USED FOR EXTRACTION OF RADIONUCLIDES AND HEAVY METALS FROM SOLUTIONS OF THEIR SALTS Russian patent published in 1995 - IPC

Abstract RU 2028678 C1

FIELD: biological cleaning of solutions. SUBSTANCE: spent biomass of microorganisms used as sorbent for extraction of radionuclides and heavy metals from solutions is subjected to thermal treatment (drying) in definite thermal conditions: smooth heating by raising the air temperature at a rate of not higher than 2 C/min, mainly 1.5 to 2 C/min, bringing the air temperature to a temperature of not higher than 95 C, mainly 90 to 95 C, and seasoning of biomass in the conditions of natural convection. EFFECT: facilitated procedure. 3 cl, 4 tbl

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RU 2 028 678 C1

Authors

Mareev I.Ju.

Promytkin V.F.

Khovrychev M.P.

Dates

1995-02-09—Published

1992-03-03—Filed

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