Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6364225 | Method and device for processing automobile tires | Gerhard Tewes | 2002-04-02 |
| 6085441 | Process for drying sewage sludge or sludges of similar consistency | Roland Lucke | 2000-07-11 |
| 5964045 | Method and apparatus for the purification of oil-containing and water-containing roll scale sludge | — | 1999-10-12 |