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Expired
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Alfred Julius Boult
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Individual
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Individual
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Publication of GB190104234ApublicationCriticalpatent/GB190104234A/en
4234. Boult, A. J., [Soc. Anon. pour l'Industrie de la MagnÚsite]. Feb. 27. Drawings to Specification. Refractory substances.-Sinter or calcined magnesite is employed in making blast-furnace or like tuyÞres.
GB190104234D1901-02-271901-02-27Improvements in or relating to the Manufacture of Furnace Tuyères.
ExpiredGB190104234A
(en)