Parison formation in the manufacture of hollow articles of glass

Parison forming and plungers for use therein

Press molded hot glassware handling apparatus

Press-bending method and apparatus for bending glass sheets

Process and apparatus for lubricating glass mold castings

Process and device for producing fire-polished gobs

Process for bend-shaping a glass plate

Process for bend-shaping a glass plate and an apparatus for...

Process for forming a glass sheet

Process for lubricating a surface such as a mould for the manufa

Process for lubricating a surface such as a mould for the manufa

Process for making formed glass from plate glass

Process for making sheet glass on a fluid support

Process for manufacturing glass optical elements

Process for manufacturing glass optical elements

Process for manufacturing glass optical elements

Process for manufacturing glass optical elements

Process for preparation of glass optical elements

Process for producing a curved glass plate partially coated with

Process for producing flat glass