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タグ「silicon」

Method of decontaminating radiation-doped silicon

Author: O.G. Chernikov, E.K. Gorbunov, L.V. Shmakov, K.G. Kudrayvtsev, K.V. Grigoryev, G.A. Chumachenko, V.I. Zaika, A.N. Fursov

Reference: Patent, 08.16.2006, Sosnovyi Bor patent holder: The Federal State unitary enterprise ‘Russian state concern for generation of electric and thermal power at nuclear power plants’ (Rosenergoatom)

Keywords: silicon, decontamination, alkaline solution, sodium hydroxide

Abstract: The invention relates to decontamination of radiation-exposed silicon and can be applied in industrial production of power reactors. During sequential two-step process with oxidative alkaline solution, containing sodium hydroxide, and solution of oxalic acid in both steps, oxidizing solutions based on hydrogen peroxide are utilized. The second stage is conducted not later than 5÷30 minutes after the first one.

URL: http://www.findpatent.ru/patent/233/2332732.html

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