Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8877107 | Method for increasing the molecular weight of a polyester granulate by using its residual heat | Kurt Hanimann, Rainer Schaller | 2014-11-04 |
| 8252888 | Process for continuous preparation of high molecular weight polyesters by esterification of dicarboxylic acids and/or transesterification of dicarboxylic acids with diols and/or mixtures thereof and an apparatus therefor | — | 2012-08-28 |
| 5779986 | Reactor device for free-flowing and higher-viscosity media | Klaus Schroder, Hans-Peter Hoffmann | 1998-07-14 |