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| Number | Title | Issue Date |
| 7409839 | Method and apparatus for making a glass sheet In the formation of sheet glass by the overflow downdraw process, the width of usable sheet glass is maximized by downwardly flowing edge portions of the sheet over web-like members and thereafter over extensions which intersect with and are downwardly inclined rela... | 08/12/2008 |
| 6318128 | Method of making an article having a gradient composition According to the invention, a) at least the first and second compositions of this material in the fluid phase are prepared, b) a sheet (61) of the first composition is poured continuously onto a flat support (4), c) a sheet (62) of t... | 11/20/2001 |
| 5641334 | Method and furnace for bending glass sheets in a series The invention relates to a method in a sequential bending furnace for bending glass sheets. According to the method, carriages are advanced in the furnace into a section downstream in the traveling direction of the carriages for a subsequent bending cycle... | 06/24/1997 |
| 4666495 | Apparatus for manufacturing stria-free, bubble-free and homogeneous quartz-glass plates A method of manufacturing practically stria-free, bubble-free, and homogeneous quartz-glass plates of any desired configuration and with a surface area that exceeds the cross-section of the full circular quartz-glass cylinder that is employed as a startin... | 05/19/1987 |
| 4525194 | Apparatus for simultaneous production of double glass panels An apparatus and method for the continuous production of glass articles characterized by the ability to form a single sheet of glass having two layers of different compositions, double glass panels having an air space between the panels or to produce tube... | 06/25/1985 |
