DEVICE FOR REMOVAL OF DIRT FROM ABOVE-CHARGE SPACE OF ION EXCHANGER von KOJNOV N.V, SHAJKHUTDINOVA V.M, PODNOS M.I, KORJUKOVA L.V

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METHOD OF WASHING FILTER WITH LOOSE SINGLE-LAYER GRAIN MEDIUM von KOJNOV N.V, SHAJKHUTDINOVA V.M, KONOVALOV A.V, AGAPOVA N.R, GERASIMOV S.A, KORJUKOVA L.V

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DEVICE FOR REMOVAL OF CONTAMINANTS FROM ABOVE-CHARGING SPACE OF ION EXCHANGER von KOJNOV N.V, SHAJKHUTDINOVA V.M, PODNOS M.I, KORJUKOVA L.V

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METHOD OF LOOSENING WASH OF ION EXCHANGERS AND DEVICE FOR ITS ACCOMPLISHMENT von KOJNOV N.V, BELOVA N.N, SHAJKHUTDINOVA V.M, KONOVALOV A.V, PODNOS M.I

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