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タグ「metal」

Method of decontaminating radioactive metal waste

Author: G.A. Petrov, I.C. Suvorov, I.A. Sobolev, S.A. Dmitriev, E.M. Timofeev

Reference: Patent, 15.10.2002, Moscow patent holder: Moscow State Enterprise – Joint Environmental-Technological Research Center for the disposal of radioactive waste and the protection of the environment (SIA “Radon”)

Keywords: disposal, radioactive metal, waste

Abstract: The invention relates to environmental protection, in particular to the field of processing and utilization of radioactive metal waste. 

URL: http://www.findpatent.ru/patent/223/2231843.html

Methods for decontaminating surface dirt items from metal alloys or its fragments

Author: V.E. Tikhomirov, D.V. Tikhomirov

Reference: Patent, 17.08.2011, Moscow, patent holder: V.E. Tikhomirov

Keywords: metal decontamination, reduce waste, high efficiency

Abstract: The invention is related to methods for chemical decontamination of metal contaminated by radionuclides. The method of decontaminating surface of metal alloy, or its fragments, consists of application of reagent containing potassium, sodium and sulfur, subsequent heating of surface, its cooling, and purification from formed oxide scale. The invention improves the efficiency of the decontamination process, also reducing the time of deactivation and the amount of radioactive waste.

URL:http://www.findpatent.ru/patent/247/2474899.html

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