Quadruple cavity glass mold operating apparatus

Quartz glass and a process for making same

Quartz glass blank for an optical component, and...

Quartz glass blank for an optical component, and...

Quartz glass body for optical component and process for...

Quartz glass crucible and process for the production thereof

Quartz glass crucible for the pulling up of silicon single...

Quartz glass crucibles

Quartz glass having excellent resistance against plasma...

Quartz glass plates with high refractive index homogeneity

Quartz glass, heat treating apparatus using quartz glass,...

Quartz making an elongated fused quartz article using a...

Quartz tank member and method of production thereof

Quasi-containerless glass formation method and apparatus

Quench devices, glass tempering furnaces, and methods of utilizi

Quench loader for installing glass sheet quench module set

Quench station and method for quenching formed glass sheets

Quencher clamping operation using an electromagnet

Quenching apparatus for tempering curved glass plates

Quenching method and apparatus for tempering a glass sheet