SiO.sub.2 -Al.sub.2 O.sub.3 -N glass for production of oxynitrid

SiO.sub.2 -AlPO.sub.4 Glass batch compositions

Size compositions for glass fiber reinforced cementitious produc

Size compositions for glass fiber reinforced cementitious produc

Size-graded quaternary batch for bonded basic refractory shapes

Size-graded ternary batch for bonded basic refractory shapes

Sliding shutters of basic refractory material

Slump reduction-preventing agent and method for improving applic

Slurry for cementing, especially cementing of lining pipes in dr

Smear resistant inks for ink-jet printers

Smear resistant inks for thermal ink-jet printers

Sodium resistant sealing glasses

Sodium specific glass compositions and electrodes

Soil stabilizer and method for stabilizing soil

Soil-hardening composition

Solarization and irradiation resistant optical glasses

Solder cream

Solder glass composition and method of using same for encapsulat

Solder glass with refractory filler

Soldering compositions, fluxes and methods of use