Rack aligning fixture and method of its use

Radiation coloration resistant glass

Radio frequency preparation of pure glass

Rapid glass melting or premelting

Rapidly crystallized beta-spodumene glass-ceramic materials

Reactant delivery system method

Reactive atmosphere processing of heavy-metal fluoride glasses

Reactor for coating optical fibers

Recovery of fissile materials from nuclear wastes

Recuperation of heat absorbent media to preheat combustion gases

Reducing corrosion and particulate emission in glassmelting...

Reducing crown corrosion in a glassmelting furnace

Reducing stray light in lensed optical systems

Reducing tin drip with sulfur containing gas

Reduction of material buildup by means of gas jet

Reduction of nickel sulfide stones in a glass melting operation

Reduction of nickel sulfide stones in glass

Reduction of NO.sub.x emissions in a glass melting furnace

Reduction of solid defects in glass due to refractory corrosion

Refining method for molten glass and an apparatus for refining m