Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639349 | Method and device for quality improvement in multilayer and multiply papers | Ulrich Begemann, Hans-Peter Sollinger, Udo Grossmann | 1997-06-17 |
| 5635033 | Paper machine for the manufacture of a multi-layer paper web | Udo Grossmann, Albrecht Meinecke | 1997-06-03 |
| 5622603 | Influencing the jet velocity in the multilayer headbox | Ulrich Begemann, Albrecht Meinecke, Wolfgang Ruf, Helmut Heinzmann, Hans-Peter Arledter | 1997-04-22 |
| 5607555 | Paper machine forming section for producing a multilayer paper web | Udo Grossmann, Albrecht Meinecke | 1997-03-04 |
| 5599428 | Headbox nozzle with heavy end convergence | Albrecht Meinecke, Helmut Heinzmann, Wolfgang Ruf, Volker Schmidt-Rohr | 1997-02-04 |