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Physicochemical foundations of spent nuclear fuel leaching in carbonate solutions

Physicochemical foundations of spent nuclear fuel leaching in carbonate solutions ISSN 0012-5008, Doklady Chemistry, 2009, Vol. 427, Part 2, pp. 202–206. © Pleiades Publishing, Ltd., 2009. Original Russian Text © S.I. Stepanov, A.V. Boyarintsev, A.M. Chekmarev, 2009, published in Doklady Akademii Nauk, 2009, Vol. 427, No. 6, pp. 793–797. CHEMISTRY Physicochemical Foundations of Spent Nuclear Fuel Leaching in Carbonate Solutions S. I. Stepanov, A. V. Boyarintsev, and Corresponding Member of the RAS A. M. Chekmarev Received March 3, 2009 DOI: 10.1134/S0012500809080060 The earlier work by Stepanov and Chekmarev [1] completely matched card no. 47-1493 of the PCPDF- formulated the new strategy for aqueous chemical recy- WIN File, Version 1.30. Morphologic and particle-size cling of spent nuclear fuel (SNF) in carbonate solutions analyses carried out using a BS-340 scanning electron referred to as the CarbEx process. This strategy com- microscope equipped with a computer data processing prises the leaching of SNF to aqueous carbonate solu- system showed an average particle size of 8.5–8.6 µm. tion, from which the extraction refining of uranium and The maximal particle size was 270 µm, but the percent- plutonium is carried out using quaternary ammonium age of such particles did not exceed 0.1%. Chemically salts; solid-phase stripping of uranium and plutonium pure grade carbonates and http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Doklady Chemistry Springer Journals

Physicochemical foundations of spent nuclear fuel leaching in carbonate solutions

Stepanov, S.; Boyarintsev, A.; Chekmarev, A.
Doklady Chemistry , Volume 427 (2) – Aug 21, 2009
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References (4)

Publisher
Springer Journals
Copyright
Copyright © 2009 by Pleiades Publishing, Ltd.
Subject
Chemistry; Industrial Chemistry/Chemical Engineering; Chemistry/Food Science, general
ISSN
0012-5008
eISSN
1608-3113
DOI
10.1134/S0012500809080060
Publisher site
See Article on Publisher Site

Abstract

ISSN 0012-5008, Doklady Chemistry, 2009, Vol. 427, Part 2, pp. 202–206. © Pleiades Publishing, Ltd., 2009. Original Russian Text © S.I. Stepanov, A.V. Boyarintsev, A.M. Chekmarev, 2009, published in Doklady Akademii Nauk, 2009, Vol. 427, No. 6, pp. 793–797. CHEMISTRY Physicochemical Foundations of Spent Nuclear Fuel Leaching in Carbonate Solutions S. I. Stepanov, A. V. Boyarintsev, and Corresponding Member of the RAS A. M. Chekmarev Received March 3, 2009 DOI: 10.1134/S0012500809080060 The earlier work by Stepanov and Chekmarev [1] completely matched card no. 47-1493 of the PCPDF- formulated the new strategy for aqueous chemical recy- WIN File, Version 1.30. Morphologic and particle-size cling of spent nuclear fuel (SNF) in carbonate solutions analyses carried out using a BS-340 scanning electron referred to as the CarbEx process. This strategy com- microscope equipped with a computer data processing prises the leaching of SNF to aqueous carbonate solu- system showed an average particle size of 8.5–8.6 µm. tion, from which the extraction refining of uranium and The maximal particle size was 270 µm, but the percent- plutonium is carried out using quaternary ammonium age of such particles did not exceed 0.1%. Chemically salts; solid-phase stripping of uranium and plutonium pure grade carbonates and

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Doklady Chemistry – Springer Journals

Published: Aug 21, 2009

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