Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8734615 | Method and system for impregnating and drying a continuous paper web | Adnan Doengelli, Daniel James, Willi Erkelenz | 2014-05-27 |
| 6432201 | Device for applying a coating substance to a continuous paper web | Ernst Klas, Gisbert Krossa, Willi Erkelenz, Heinz Mörtl | 2002-08-13 |
| 6231670 | Apparatus for impregnating and coating paper | Siegfried Fischer, Willi Erkelenz, Ernst Klas, Gisbert Krossa | 2001-05-15 |
| 6174369 | Device for impregnation of webs of porous materials | Wolfram Durr | 2001-01-16 |
| 5752641 | Suspension dryer, in particular offset dryer | Ernst Klas, Bernd Wustenhagen | 1998-05-19 |
| 5690741 | Arrangement for impregnating webs of porous material | Wolfram Durr, Ernst Klas | 1997-11-25 |
| 5431755 | Method of and arrangement for thermal treatment of continuously moving metal bands | Helmut Hajo, Wilhelm Ernenputsch | 1995-07-11 |
| 4952145 | Apparatus for the heat treatment and/or drying of a web of material passing continuously through | Kurt v. Kwiatkowski, Erich Gorissen | 1990-08-28 |