Method for the manufacture of SiO.sub.2 granular material
Method for the preparation of vitreous hollow microspheres
Method of forming a composite thermal insulating material
Method of forming cavitated objects of controlled dimension
Method of forming ceramic bodies
Method of forming frozen spheres in a force-free drop tower
Method of making additive powders for coating materials or plast
Method of making amorphous materials and ceramics
Method of making small hollow glass spheres
Method of manufacturing a fluorine-doped silica powder
Method of producing a cellular ceramic body
Method of producing fine-particle multicomponent glass powders f
Method of producing spherical products
Method to produce fused quartz particulates
Methods for producing glass powders
Mirror blanks from inflatable balls
Photochromic glass nanoparticles and methods of preparation
Process for manufacture of silica granules
Process for producing finely divided spherical glass powders
Process for producing flakes of glass