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Refining nickel base superalloys
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Process of reducing metallic oxids.
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Procede pour la recuperation de substances valables a partir de scories de processus metallothermiques.
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Способ получения феррохрома с содержанием углерода не более 0,03%
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Способ переработки отходов сложнолегированных сплавов
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Method of treating unrefined tungstic acid to produce alloy grade tungsten for use in tungsten bearing steels and nickel based superalloys
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Method for producing molybdenum bearing ferrochromium
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Procédé de préparation d'alliages contenant du carbure de niobium.
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Improvements relating to the distillation of metals
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Improved Process of Refining Metals and Alloys.
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Process for the production of nickel and cobalt alloys by aluminothermic reduction
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Procédé de fabrication de chrome métallique.
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