Laboratory equipment, namely, crucibles for holding melted silicon
Electrical and Scientific ApparatusComponents of heat treatment apparatus, namely, furnaces for silicon fusion and strip rolls used as parts in industrial furnaces, particularly silicon fusion furnaces
Environmental Control ApparatusComponents of fused silica for industrial applications, namely, semi-processed products not for building, in the nature of ingots, tubes, rods, discs, plates and rings all for general industrial and further manufacturing use
Housewares and Glass