Review of RF Patents for Refractory Inventions

Review of RF Patents for Refractory Inventions Refractories and Industrial Ceramics Vol. 54, No. 6, March, 2014 Review prepared by the editorial staff of Novye Ogneupory Translated from Novye Ogneupory, No. 12, pp. 49 – 50, December, 2013 A METHOD OF FABRICATING ARTICLES nesium oxide and carbon dioxide in the course of heat treat- FROM QUARTZ CERAMIC ment of pulverized natural minerals at 600 – 750°C for 1–2h in the presence of 0.5% sodium chloride from roasted V. V. Vikulin, V. I. Samsonov, F. Ya. Borodai, S. M. Itkin, dolomite or magnesite is distinguished by the fact that and I. L. Shkarupa magnesite together with dolomite and sodium chloride with Patent RU 2466965 the following ratio, wt.%, between the components is used IPC C04B35/14, C04B24/622 for the heat treatment: magnesite, 12 – 17; dolomite, 82.5 – 87.5; and sodium chloride, 0.5. The invention pertains to the technology employed in the fabrication of articles from quartz ceramic utilized for differ- The crushed magnesite and dolomite is sprayed with a ent purposes with the use of wastes of ceramic production. 20% aqueous solution of sodium chloride with specific mass The method used to produce articles from quartz ceramic 1.12 g/cm at a rate of the content of sodium Refractories and Industrial Ceramics Springer Journals

Review of RF Patents for Refractory Inventions

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Springer US
Copyright © 2014 by Springer Science+Business Media New York
Material Science; Characterization and Evaluation of Materials; Materials Science, general; Ceramics, Glass, Composites, Natural Methods
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