Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7972399 | Fabric filter with fluidised dust-bed, and a method of maintaining it | Stefan Ahman | 2011-07-05 |
| 7387662 | Method and device for separating gaseous pollutants from hot process gases by absorption and a mixer for moistening particulate dust | Stefan Ahman | 2008-06-17 |
| 6508994 | Method and apparatus for cleaning flue gases | Stefan Ahman | 2003-01-21 |
| 6213629 | Device for mixing flue gas with particulate material and liquid | — | 2001-04-10 |
| 5887973 | Device for mixing particulate material and liquid | Stefan Ahman, Lars-Erik Johansson | 1999-03-30 |
| 5641124 | Apparatus for cleaning gas | — | 1997-06-24 |