Doped alpha-beta sialon ceramics
Doped BaTiO.sub.3 based compositions
Doped quartz glass, and enclosures for electrical apparatus made
Doped silica glass
Double or mixed silicates of alkali metal and other glass modifi
Dried emulsion ceramic process
Dry refractory composition
Ductile metal ligament fiber coatings for ceramic composites
Durable glass and glass enamel composition for glass coatings
Durable glass and glass enamel composition for glass coatings
Durable glass elements
Durable glass enamel composition
Durable Sb-stabilized Mo+W phosphate glasses
Durable tungsten-doped tin-fluorophosphate glasses