Український Науково-Дослідний Інститут Вогнетривів
Украинский научно-исследовательский институт огнеупоров
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A furnace charge for obtaining of hollow granules comprises ZrO2, CaO and, at least, one oxide selected from the group SiO2, TiO2, Al2O3. For decreasing of density and thermal conductivity, as well as for increasing of granule strength, it additionally comprises MgO.
UA4305656A1987-09-111987-09-11Furnace charge for producing of hollow granules
UA16369A1
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