Process of making porous ceramic materials with controlled poros
Process of production of a glass intended to be transformed into
Process of production of a glass intended to be transformed into
Producing molten glass and batch components therefor
Production of metastable tetragonal zirconia
Production of rock wool
Production of spherical ceramic powders
Production, composition and aftertreatment of mineral fibers for
Products formed of a ceramic-glass-metal composite
Protective filter lens
Purple pigments, a process for their production and use thereof