Engineering & Technologies, 2016, 9(2), 280-295 ~ ~ ~ УДК 628.4.038 Compounding of Spent Nuclear Fuel Tatyana A. Kulaginaa Vladimir A. Kulagin*a b , and Vladislav A. Popkova,b aSiberian Federal University 79 Svobodny, Krasnoyarsk, 660041, Russia Radiochemical plant of Mining and Chemical Combine 53 Lenina Str., Zheleznogorsk, 662970, Russia Received 22.12.2015, received in revised form 19.01.2016, accepted 20.02.2016 The paper resents the results of the research into the processes of extraction of liquid radioactive waste of low and intermediate activity levels from storage and their hardening into inorganic binders (cementation process). <...> The resulting cementing product has a number of advantages: it has high mechanical strength, is non-combustible, radiationally and chemically resistant, and has reduced external radiation of cementitious materials due to high density. <...> Cementation as a technology of conditioning of liquid radioactive waste is a process of immobilization of liquid radioactive waste in cement matrix to obtain a solid fi nal product (cement compound). <...> The paper shows the expediency of using the effects of cavitation technology which is quite easily feasible, energy-effi cient, and in some cases has no alternative. <...> The disposal of radiochemical production waste with the decommissioning of nuclear power plants on the basis of cavitation technology increases the productivity of their extraction and the strength of cement compound. <...> Keywords: cement compound, cavitation technology, dissolution of lumpy sludge of nuclear fuel waste, track detector. <...> Citation: Kulagina T.A., Kulagin V.A., Popkov V.A. Compounding of spent nuclear fuel, J. Sib. <...> All rights reserved * Corresponding author E-mail address: v.a.kulagin@mail.ru # 280 # Tatyana A. Kulagina, Vladimir A. Kulagin… Compounding of Spent Nuclear Fuel Компаундирование отработавшего ядерного топлива Т. <...> Introduction The importance of the work is determined by the need to develop a new effective and high technology to manage spent nuclear fuel including the deletion of a harmful effect on the environment in conditions of the long-term storage. <...> In accordance with the International Convention on the Safety of Radioactive Waste Management, the effective means of the protection of individuals, society in general and the environment from the harmful effect of radionuclides and ionizing radiation should be provided both now and in future [1, 4 <...>