Automatic machine for wet underwater arc welding in confined spaces за авторством V. A. Lebedev, Ju. Maksimov, V. G. Pichak, D. I. Zajnulin

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Trends in improvement of auxiliary equipment for welding manufacturing за авторством V. A. Lebedev, I. V. Lendel, V. I. Lendel, V. G. Pichak

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High-quality hose packs for underwater welding and cutting за авторством V. N. Martinovich, N. P. Martinovich, V. A. Lebedev, Ju. Maksimov, V. G. Pichak, I. V. Lendel

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