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Boreskov Institute of Catalysis of the Siberian Branch of Russian ...

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PP-III-34<strong>of</strong> <strong>the</strong> process as well as varying temperature (60 to 120 °С) and compositions <strong>of</strong> etchingsolutions permit removal <strong>of</strong> metal oxides from narrow gaps (70-120 mkm) during 0.3 – 0.5 h.ReferencesFig. 1. A setup for cleaning cracks <strong>of</strong> <strong>the</strong> metal alloy parts1. Patent US 4324594, Method for cleaning metal parts // Chasteen J. W., 1982.2. Patent US 5071486, Process for removing protective coatings and bonding layers from metal parts //Chasteen J. W., 1991.3. Pai Z.P., Parmon V.N., Pai V.V., Abstracts <strong>of</strong> <strong>the</strong> Report on <strong>the</strong> International Conference «Aktual’nyevoprosy aviatzionnogo materialovedeniya», June 26-27, 2007, Moscow, pp. 31-32.368

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