Porcelain insulators for high-tension tr
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Article
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1913
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Elsevier Science
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English
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Alloys for Casting. F. DE BUIGN~, Magdeburg. (Eng. Pat. 1346, of I912.)--Type-metal alloys designed for casting under pressure should be capable of remaining in the molten condition for a long time without changing in composition, and should not form dirt or dross in the casting channels or moulds.