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R20ROSi02 systems 92
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12 compos 9 compos A.c. bridge method absorption spectra alumina crucibles analysis Annealing Archimedes method argon batch log batch Mol batch t,°C compos composition by batch crucible at 1400°C crystal cylinder method D.c. measurements Dubrovo Durability in boiling durability in H20 duration 1 hr electrodes fractions by batch fused silica dilatometer g/cm Glass composition Glass composition 20Na20 heat-treatment effect Immersion method K/min Mazurin measurements in platinum Melting and measurements Melting in alumina Melting in platinum Melting in platinum-rhodium Melting in silica Molar ratio mole fractions molybdenum NagO NaOH Numbers by curves Ohm*cm platinum crucible platinum-rhodium crucible polished plates Powder method Prequency remelting room temperature Sample mass Sedmalis silica crucibles Solution volume 50 Suginohara t,°C Pig Temperature 20°C Temperature range Terai Test duration toluene Vertical fused silica viscometer volume 50 ml Yanagase ZrO2