Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7884177 | Method and device for the continuous polycondensation of polyester material in the solid phase | Martin Muller, Brent Allan Culbert | 2011-02-08 |
| 7350318 | Continuous thermal treatment of bulk material | Christian Dachauer, Hans Geissbuhler | 2008-04-01 |
| 7291694 | Method and device for producing crystallizable plastic material | Martin Mueller, Frank Gloeckner | 2007-11-06 |
| 6852256 | Process for upgrading plastic material | Brent Allen Culbert | 2005-02-08 |
| 6730774 | Method and device for decontaminating polycondensates | Andreas Christel, Thomas Hersperger | 2004-05-04 |
| 6716959 | Device and method for treating plastic material | Martin Mueller, Filippo Terrasi, Hans Geissbuehler | 2004-04-06 |
| 6548031 | Method for purifying a gas stream | Claudemiro Ferreira, Urs Georg Naef | 2003-04-15 |
| 6010667 | Shaft reactor for treating bulk material | Markus Meyer, Bernd Kuehnemund, Martin Mueller | 2000-01-04 |