Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8946105 | Methods for removing iron material from a substrate | Thies Hoffmann | 2015-02-03 |
| 8389431 | Method for treating SCR catalysts having accumulated iron compounds | Thies Hoffmann | 2013-03-05 |
| 8268743 | Pluggage removal method for SCR catalysts and systems | Carsten Tembaak, Albert Joseph Stier | 2012-09-18 |