METHOD OF PROCESSING SPENT RADIOACTIVE ION-EXCHANGE RESINS Russian patent published in 2021 - IPC G21F9/04 G21F9/16 

Abstract RU 2741059 C1

FIELD: processing of liquid radioactive wastes.

SUBSTANCE: waste radioactive ion-exchange resins are dried at temperature of 268-302°C, are mechanically dispersed in shaping polymer matrix to particle size of 0.18-0.63 mm and placed in final package - 200-liter barrel for radioactive wastes, ratio of dehydrated spent radioactive ion-exchange resins and polymer matrix ranges from 2:1 to 3:1 vol%.

EFFECT: invention increases processibility of the process of processing spent radioactive ion-exchange resins, the transfer of liquid radioactive wastes into solid radioactive wastes, reduce weight, volume and moisture content of radioactive wastes, ensure transfer of spent radioactive ion-exchange resins into a mold suitable for safe transportation, storage and burial without increasing volume of radioactive wastes.

1 cl, 6 tbl

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RU 2 741 059 C1

Authors

Lysov Arkadij Anatolevich

Dates

2021-01-22Published

2020-09-25Filed